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| 1/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. operational amplifiers / comparators ground sense low voltage operation cmos operational amplifiers bu7461g, bu7461sg, bu7441g , bu7441sg, bu7462f/fvm/nux, bu7462sf/fvm/nux, bu7442f/fvm/nux, bu7442sf/fvm/nux, bu 7464f, bu7464sf, bu7444f, bu7444sf, bu7465hfv, bu7465shfv, bu7445hfv, bu7445shfv description low voltage cmos op-amp integrates one or two inde pendent outputs full swing op-amps and phase compensation capacitors on a single chip. especially, this series is operable with low voltage, low supply current and low input bias curren t. ground sense : bu7461 (bu7461s) family, bu7441 (bu7441s) family, bu7462 (bu7462s) family, bu7442 (bu7442s) family, bu7464 (bu7464s) family, bu7444 (bu7444s) family, bu7465 (bu7465s) family, bu7445 (bu7445s) family, features 1) operable with low voltage +1.7[v] ~ +5.5[v] (single supply) : bu7461/bu7441 family, bu7462/bu7442 family bu7464/bu7444 family, bu7 465/bu7445 family 2) input ground sense, output full swing 3) high speed operation (bu7461 family, bu7462 family) 4) internal phase compensation 5) wide temperature range -40[ ] ~ +85[ ] (bu7461g, bu7462 family, bu7464f, bu7465hfv) (bu7441g, bu7442 family, bu7444f, bu7445hfv) -40[ ] ~ +105[] (bu7461sg, bu7462s family, bu7464sf, bu7465shfv) (bu7441sg, bu7442s family, bu7444sf, bu7445shfv) 6) high open loop voltage gain 7) low supply current (bu7441 family, bu7442 family) (bu7445 family, bu7444 family) 8) low input bias current 1[pa](typ.) 9) esd protection circuit human body mode (hbm) 4000[v](typ.) no.10049jet21 ground sense high speed single dual quad single dual quad bu7461g bu7464f bu7441g bu7442f/fvm/nux bu7462f/fvm/nux bu7444f bu7465hfv bu7445hfv (bu7461sg:operation guaranteed up to +105 ) (bu7464sf:operation guaranteed up to +105 ) (bu7441sg:operation guaranteed up to +105 ) (bu7442s f/fvm/nux:operation guaranteed up to +105 ) (bu7462s f/fvm/nux:operation guaranteed up to +105 ) (bu7444sf:operation guaranteed up to +105 ) (bu7465shfv::operation guaranteed up to +105 ) (bu7445shfv:operation guaranteed up to +105 ) low power
technical note 2/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7461/bu7461s family, bu7441/bu7441s family, bu7462/bu7462s family, bu7442/bu7442s family bu7464/bu7464s family, bu7444/bu7444s family, bu7465/bu7465s family, bu7445/bu7445s family pin assignments input type package ssop5 hvsof5 sop8 vso n008x2030 msop8 sop14 ground sense bu7461g bu7461sg bu7441g bu7441sg bu7465hfv bu7465shfv bu7445hfv bu7445shfv bu7462f bu7462sf bu7442f bu7442sf bu7462nux bu7462snux bu7442nux bu7442snux bu7462fvm bu7462sfvm bu7442fvm bu7442sfvm bu7464f bu7464sf bu7444f bu7444sf absolute maximum rating (ta=25[ ]) parameter symbol rating unit bu7461g, bu7462f/fvm/nux bu7441g, bu7442f/fvm/nux bu7464f, bu7444f bu7445hfv, bu7465hfv bu7461sg, bu7462s f/fvm/nux bu7441sg, bu7442s f/fvm/nux bu7464sf, bu7444sf bu7445shfv, bu7465shfv supply voltage vdd-vss +7 v differential input voltage (*1) vid vdd vss v input common-mode voltage range vicm (vss 0.3) ~ (vdd+0.3) v operating temperature topr -40 ~ +85 -40 ~ +105 storage temperature tstg -55 ~ +125 maximum junction temperature tjmax +125 note: absolute maximum rating item indicate s the condition which must not be exceeded. application of voltage in excess of absolute maximum rati ng or use out absolute maximum rated temperature environment may cause deterioration of characteristics. (*1) the voltage difference between inverting input and non-inverting input is the differential input voltage. then input terminal voltage is set to more than vss. 8 7 6 5 1 2 3 4 ch1 ch2 out2 vss vdd out1 in1- in1+ in2+ in2- vss vdd out in- in+ 5 1 2 3 4 + - ch1 ch4 ch2 ch3 1 2 3 4 5 6 78 9 10 11 12 13 14 out1 out2 out3 out4 in1- in1+ in2+ in2- in3+ in3- in4- in4+ vdd vss ssop5 hvsof5 sop8 msop8 vson008x2030 sop14 technical note 3/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7461/bu7461s family, bu7441/bu7441s family, bu7462/bu7462s family, bu7442/bu7442s family bu7464/bu7464s family, bu7444/bu7444s family, bu7465/bu7465s family, bu7445/bu7445s family electrical characteristics bu7461 family (unless otherwise specified vdd=+3[v], vss=0[v], ta=25[ ]) parameter symbol temperature range limits unit condition bu7461g, bu7461sg min. typ. max. input offset voltage (*2) vio 25 - 1 6 mv input offset current (*2) iio 25 - 1 - pa input bias current (*2) ib 25 - 1 - pa supply current (*3) idd 25 - 150 350 a rl= all op-amps av=0[db], vin=0.9[v] full range - - 450 high level output voltage voh 25 vdd-0.1 - - v rl=10[k ? ] low level output voltage vol 25 - - vss+0.1 v rl=10[k ? ] large signal voltage gain av 25 70 95 - db rl=10[k ? ] input common-mode voltage range vicm 25 0 - 1.8 v vss ~ vdd-1.2[v] common-mode rejection ratio cmrr 25 45 60 - db power supply rejection ratio psrr 25 60 80 - db output source current (*4) ioh 25 4 8 - ma vdd-0.4[v] output sink current (*4) iol 25 6 12 - ma vss+0.4[v] slew rate sr 25 - 1.0 - v/ s cl=25[pf] gain band width ft 25 - 1 - mhz cl=25[pf], av=40[db] phase margin 25 - 50 - cl=25[pf], av=40[db] total harmonic distortion thd 25 - 0.05 - % vout=1[vp-p] f=1[khz] (*2) absolute value (*3) full range: bu7461: ta=-40[ ] to +85[ ] bu7461s: ta=-40[ ] to +105[ ] (*4) under the high temperature environment, consider the po wer dissipation of ic when selecting the output current. when the terminal short circuits are continuously output, the ou tput current is reduced to clim b to the temperature inside ic. technical note 4/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7461/bu7461s family, bu7441/bu7441s family, bu7462/bu7462s family, bu7442/bu7442s family bu7464/bu7464s family, bu7444/bu7444s family, bu7465/bu7465s family, bu7445/bu7445s family bu7462 family (unless otherwise specified vdd=+3[v], vss=0[v], ta=25[ ]) parameter symbol temperature range limits unit condition bu7462f/fvm / nux bu7462s f/fvm/nux min. typ. max. input offset voltage (*5) vio 25 - 1 6 mv input offset current (*5) iio 25 - 1 - pa input bias current (*5) ib 25 - 1 - pa supply current (*6) idd 25 - 300 700 a rl= all op-amps av=0[db], vin=0.9[v] full range - - 900 high level output voltage voh 25 vdd-0.1 - - v rl=10[k ? ] low level output voltage vol 25 - - vss+0.1 v rl=10[k ? ] large signal voltage gain av 25 70 95 - db rl=10[k ? ] input common-mode voltage range vicm 25 0 - 1.8 v vss ~ vdd-1.2[v] common-mode rejection ratio cmrr 25 45 60 - db power supply rejection ratio psrr 25 60 80 - db output source current (*7) ioh 25 4 8 - ma vdd-0.4[v] output sink current (*7) iol 25 6 12 - ma vss+0.4[v] slew rate sr 25 - 1.0 - v/ s cl=25[pf] gain band width ft 25 - 1 - mhz cl=25[pf], av=40[db] phase margin 25 - 50 - cl=25[pf], av=40[db] total harmonic distortion thd 25 - 0.05 - % vout=1[vp-p] , f=1[khz] channel separation cs 25 - 100 - db av=40[db] (*5) absolute value (*6) full range: bu7261, bu7262: ta=-40[ ] to +85[ ] bu7462s: ta=-40[ ] to +105[ ] (*7) under the high temperature environment, consider the po wer dissipation of ic when selecting the output current. when the terminal short circuits are continuously output, the ou tput current is reduced to clim b to the temperature inside ic. technical note 5/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7461/bu7461s family, bu7441/bu7441s family, bu7462/bu7462s family, bu7442/bu7442s family bu7464/bu7464s family, bu7444/bu7444s family, bu7465/bu7465s family, bu7445/bu7445s family bu7464 family (unless otherwise specified vdd=+3[v], vss=0[v], ta=25[ ]) parameter symbol temperature range limits unit condition bu7464f bu7464sf min. typ. max. input offset voltage (*5) vio 25 - 1 6 mv input offset current (*5) iio 25 - 1 - pa input bias current (*5) ib 25 - 1 - pa supply current (*6) idd 25 - 600 1400 a rl= all op-amps av=0[db], vin=0.9[v] full range - - 1800 high level output voltage voh 25 vdd-0.1 - - v rl=10[k ? ] low level output voltage vol 25 - - vss+0.1 v rl=10[k ? ] large signal voltage gain av 25 70 95 - db rl=10[k ? ] input common-mode voltage range vicm 25 0 - 1.8 v vss ~ vdd-1.2[v] common-mode rejection ratio cmrr 25 45 60 - db power supply rejection ratio psrr 25 60 80 - db output source current (*7) ioh 25 4 8 - ma vdd-0.4[v] output sink current (*7) iol 25 6 12 - ma vss+0.4[v] slew rate sr 25 - 1.0 - v/ s cl=25[pf] gain band width ft 25 - 1 - mhz cl=25[pf], av=40[db] phase margin 25 - 50 - cl=25[pf], av=40[db] total harmonic distortion thd 25 - 0.05 - % vout=0.8[vp-p], f=1[khz] channel separation cs 25 - 100 - db av=40[db] (*8) absolute value (*9) full range: bu7464: ta=-40[ ] to +85[ ] bu7464s: ta=-40[ ] to +105[ ] (*10) under the high temperature environment, consider the po wer dissipation of ic when selecting the output current. when the terminal short circuits are continuously output, the ou tput current is reduced to clim b to the temperature inside ic. technical note 6/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7461/bu7461s family, bu7441/bu7441s family, bu7462/bu7462s family, bu7442/bu7442s family bu7464/bu7464s family, bu7444/bu7444s family, bu7465/bu7465s family, bu7445/bu7445s family bu7465 family (unless otherwise specified vdd=+3[v], vss=0[v], ta=25[ ]) parameter symbol temperature range limits unit condition bu7465hfv bu7465shfv min. typ. max. input offset voltage (*5) vio 25 - 1 6 mv input offset current (*5) iio 25 - 1 - pa input bias current (*5) ib 25 - 1 - pa supply current (*6) idd 25 - 120 300 a rl= all op-amps av=0[db], vin=0.9[v] full range - - 400 high level output voltage voh 25 vdd-0.1 - - v rl=10[k ? ] low level output voltage vol 25 - - vss+0.1 v rl=10[k ? ] large signal voltage gain av 25 60 100 - db rl=10[k ? ] input common-mode voltage range vicm 25 0 - 1.8 v vss ~ vdd-1.2[v] common-mode rejection ratio cmrr 25 45 60 - db power supply rejection ratio psrr 25 60 80 - db output source current (*7) ioh 25 4 8 - ma vdd-0.4[v] output sink current (*7) iol 25 9 18 - ma vss+0.4[v] slew rate sr 25 - 1.0 - v/ s cl=25[pf] gain band width ft 25 - 1.2 - mhz cl=25[pf], av=40[db] phase margin 25 - 60 - cl=25[pf], av=40[db] total harmonic distortion thd 25 - 0.05 - % vout=0.8[vp-p], f=1[khz] (*11) absolute value (*12) full range: bu7465: ta=-40[ ] to +85[ ] bu7465s: ta=-40[ ] to +105[ ] (*13) under the high temperature environment, consider the po wer dissipation of ic when selecting the output current. when the terminal short circuits are continuously output, the ou tput current is reduced to clim b to the temperature inside ic. technical note 7/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7461/bu7461s family, bu7441/bu7441s family, bu7462/bu7462s family, bu7442/bu7442s family bu7464/bu7464s family, bu7444/bu7444s family, bu7465/bu7465s family, bu7445/bu7445s family bu7441 family (unless otherwise specified vdd=+3[v], vss=0[v], ta=25[ ]) parameter symbol temperature range limits unit condition bu7441g, bu7441sg min. typ. max. input offset voltage (*14) vio 25 - 1 6 mv input offset current (*14) iio 25 - 1 - pa input bias current (*14) ib 25 - 1 - pa supply current (*15) idd 25 - 50 120 a rl= all op-amps av=0[db], vin=0.9[v] full range - - 240 high level output voltage voh 25 vdd-0.1 - - v rl=10[k ? ] low level output voltage vol 25 - - vss+0.1 v rl=10[k ? ] large signal voltage gain av 25 70 95 - db rl=10[k ? ] input common-mode voltage range vicm 25 0 - 1.8 v vss ~ vdd-1.2[v] common-mode rejection ratio cmrr 25 45 60 - db power supply rejection ratio psrr 25 60 80 - db output source current (*16) ioh 25 3 6 - ma vdd-0.4[v] output sink current (*16) iol 25 5 10 - ma vss+0.4[v] slew rate sr 25 - 0.3 - v/ s cl=25[pf] gain band width ft 25 - 0.6 - mhz cl=25[pf], av=40[db] phase margin 25 - 50 - cl=25[pf], av=40[db] total harmonic distortion thd 25 - 0.05 - % vout=1[vp-p], f=1[khz] (*14) absolute value (*15) full range: bu7441: ta=-40[ ] to +85[ ] bu7441s: ta=-40[ ] to +105[ ] (*16) under the high temperature environment, consider the po wer dissipation of ic when selecting the output current. when the terminal short circuits are continuously output, the ou tput current is reduced to clim b to the temperature inside ic. technical note 8/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7461/bu7461s family, bu7441/bu7441s family, bu7462/bu7462s family, bu7442/bu7442s family bu7464/bu7464s family, bu7444/bu7444s family, bu7465/bu7465s family, bu7445/bu7445s family bu7442 family (unless otherwise specified vdd=+3[v], vss=0[v], ta=25[ ]) parameter symbol temperature range limits unit condition bu7442f/fvm / nux bu7442s f/fvm/nux min. typ. max. input offset voltage (*17) vio 25 - 1 6 mv input offset current (*17) iio 25 - 1 - pa input bias current (*17) ib 25 - 1 - pa supply current (*18) idd 25 - 100 240 a rl= all op-amps av=0[db], vin=0.9[v] full range - - 480 high level output voltage voh 25 vdd-0.1 - - v rl=10[k ? ] low level output voltage vol 25 - - vss+0.1 v rl=10[k ? ] large signal voltage gain av 25 70 95 - db rl=10[k ? ] input common-mode voltage range vicm 25 0 - 1.8 v vss ~ vdd-1.2[v] common-mode rejection ratio cmrr 25 45 60 - db power supply rejection ratio psrr 25 60 80 - db output source current (*19) ioh 25 3 6 - ma vdd-0.4[v] output sink current (*19) iol 25 5 10 - ma vss+0.4[v] slew rate sr 25 - 0.3 - v/ s cl=25[pf] gain band width ft 25 - 0.6 - mhz cl=25[pf], av=40[db] phase margin 25 - 50 - cl=25[pf], av=40[db] total harmonic distortion thd 25 - 0.05 - % vout=1[vp-p], f=1[khz] channel separation cs 25 - 100 - db av=40[db] (*17) absolute value (*18) full range: bu7442: ta=-40[ ] to +85[ ] bu7442s: ta=-40[ ] to +105[ ] (*19) under the high temperature environment, consider the po wer dissipation of ic when selecting the output current. when the terminal short circuits are continuously output, the ou tput current is reduced to clim b to the temperature inside ic. technical note 9/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7461/bu7461s family, bu7441/bu7441s family, bu7462/bu7462s family, bu7442/bu7442s family bu7464/bu7464s family, bu7444/bu7444s family, bu7465/bu7465s family, bu7445/bu7445s family bu7444 family (unless otherwise specified vdd=+3[v], vss=0[v], ta=25[ ]) parameter symbol temperature range limits unit condition bu7444f, bu7444sf min. typ. max. input offset voltage (*20) vio 25 - 1 6 mv input offset current (*20) iio 25 - 1 - pa input bias current (*20) ib 25 - 1 - pa supply current (*21) idd 25 - 200 480 a rl= all op-amps av=0[db], vin=0.9[v] full range - - 960 high level output voltage voh 25 vdd-0.1 - - v rl=10[k ? ] low level output voltage vol 25 - - vss+0.1 v rl=10[k ? ] large signal voltage gain av 25 70 95 - db rl=10[k ? ] input common-mode voltage range vicm 25 0 - 1.8 v vss ~ vdd-1.2[v] common-mode rejection ratio cmrr 25 45 60 - db power supply rejection ratio psrr 25 60 80 - db output source current (*22) ioh 25 3 6 - ma vdd-0.4[v] output sink current (*22) iol 25 5 10 - ma vss+0.4[v] slew rate sr 25 - 0.3 - v/ s cl=25[pf] gain band width ft 25 - 0.6 - mhz cl=25[pf], av=40[db] phase margin 25 - 50 - cl=25[pf], av=40[db] total harmonic distortion thd 25 - 0.05 - % vout=0.8[vp-p], f=1[khz] channel separation cs 25 - 100 - db av=40[db] (*20) absolute value (*21) full range: bu7444: ta=-40[ ] to +85[ ] bu7444s: ta=-40[ ] to +105[ ] (*22) under the high temperature environment, consider the po wer dissipation of ic when selecting the output current. when the terminal short circuits are continuously output, the ou tput current is reduced to clim b to the temperature inside ic. technical note 10/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7461/bu7461s family, bu7441/bu7441s family, bu7462/bu7462s family, bu7442/bu7442s family bu7464/bu7464s family, bu7444/bu7444s family, bu7465/bu7465s family, bu7445/bu7445s family bu7445 family (unless otherwise specified vdd=+3[v], vss=0[v], ta=25[ ]) parameter symbol temperature range limits unit condition bu7445hfv, bu7445shfv min. typ. max. input offset voltage (*23) vio 25 - 1 6 mv input offset current (*23) iio 25 - 1 - pa input bias current (*23) ib 25 - 1 - pa supply current (*24) idd 25 - 40 90 a rl= all op-amps av=0[db], vin=0.9[v] full range - - 120 high level output voltage voh 25 vdd-0.1 - - v rl=10[k ? ] low level output voltage vol 25 - - vss+0.1 v rl=10[k ? ] large signal voltage gain av 25 60 100 - db rl=10[k ? ] input common-mode voltage range vicm 25 0 - 1.8 v vss ~ vdd-1.2[v] common-mode rejection ratio cmrr 25 45 60 - db power supply rejection ratio psrr 25 60 80 - db output source current (*25) ioh 25 4 8 - ma vdd-0.4[v] output sink current (*25) iol 25 9 18 - ma vss+0.4[v] slew rate sr 25 - 0.25 - v/ s cl=25[pf] gain band width ft 25 - 0.4 - mhz cl=25[pf], av=40[db] phase margin 25 - 60 - cl=25[pf], av=40[db] total harmonic distortion thd 25 - 0.05 - % vout=0.8[vp-p], f=1[khz] (*23) absolute value (*24) full range: bu7445: ta=-40[ ] to +85[ ] bu7445s: ta=-40[ ] to +105[ ] (*25) under the high temperature environment, consider the po wer dissipation of ic when selecting the output current. when the terminal short circuits are continuously output, the ou tput current is reduced to clim b to the temperature inside ic. technical note 11/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7461/bu7461s family, bu7441/bu7441s family, bu7462/bu7462s family, bu7442/bu7442s family bu7464/bu7464s family, bu7444/bu7444s family, bu7465/bu7465s family, bu7445/bu7445s family 0 3 6 9 12 0246 supply voltage [v] output voltage low [mv] 0 20 40 60 -60-30 0 306090120 ambient temperature [c] output sink current [ma] 0 5 10 15 20 -60-30 0 306090120 ambient temperature [c] output source current [ma] 0 10 20 30 40 0123 output voltage [v] output sink current [ma] 0 2 4 6 -60-30 0 306090120 ambient temperature [c] output voltage high [v] 0 100 200 300 0246 supply voltage [v] supply current [ a] 0 200 400 600 800 0 50 100 150 ambient temperature [c] power dissipation [mw] 0 2 4 6 0246 supply voltage [v] output voltage high [v] 0 2 4 6 8 -60 -30 0 30 60 90 120 ambient temperature [c] output voltage low [mv] 0 200 400 600 800 -60 -30 0 30 60 90 120 ambient temperature [c] supply current [ua] 0 200 400 600 800 050100150 ambient temperature [c] power dissipation [mw] 0 20 40 60 80 0123 output voltage [v] output sink current [ma] reference data (bu7461 family) (*)the above data is ability value of sample, it is not guaranteed. bu7461g: -40[ ] ~ +85[ ] bu7461sg: -40[ ] ~ +105[ ] bu7461 family bu7461 famil y bu7461 famil y bu7461 famil y bu7461 famil y bu7461 famil y bu7461 famil y bu7461 famil y supply current ? supply voltage supply current ? ambient temperature output voltage low ? supply voltage (rl=10[k ? ]) output voltage high ? supply voltage (rl=10[k ? ]) output voltage low ? ambient temperature (rl=10[k ? ]) output sink current ? output voltage (vdd=3[v]) output sink current ? ambient temperature (vout=vss+0.4[v]) output voltage high ? ambient temperature (rl=10[k ? ]) derating curve derating curve output source current ? ambient temperature (vout=vdd-0.4[v]) 85 -40 25 105 3.0v 1.7v 5.5v -40 25 85 105 -40 25 85 1 05 1.7v 5.5v 3.0v -40 25 85 105 5.5v 1.7v 3.0v 1.7v 5.5v 3.0v bu7461g 1.7v 5.5v 3.0v -40 25 85 bu7461sg 1 05 85 105 output source current ? output voltage (vdd=3.0[v]) bu7461 famil y fi g .1 fi g .2 fi g .3 fi g .4 fi g .5 fi g .6 fi g .7 fi g .8 fi g .9 fi g .10 fi g .11 fi g .12 bu7461 family bu7461 famil y bu7461 famil y technical note 12/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7461/bu7461s family, bu7441/bu7441s family, bu7462/bu7462s family, bu7442/bu7442s family bu7464/bu7464s family, bu7444/bu7444s family, bu7465/bu7465s family, bu7445/bu7445s family 0.0 0.4 0.8 1.2 1.6 2.0 -60 -30 0 30 60 90 120 ambient temperature [c] slew rate l-h [v/ s] 0 20 40 60 80 100 120 0123456 supply voltage [v] common mode rejection ratio [db] -15 -10 -5 0 5 10 15 -1 0 1 2 3 input voltage [v] input offset voltage [mv] -10.0 -7.5 -5.0 -2.5 0.0 2.5 5.0 7.5 10.0 -60 -30 0 30 60 90 120 ambient temperature [c] input offset voltage [mv] 60 80 100 120 140 160 -60-30 0 306090120 ambient temperature [c] large signal voltage gain [db] 0 20 40 60 80 100 120 -60 -30 0 30 60 90 120 ambient temperature [c] power supply rejection ratio [db] 0 20 40 60 80 100 1.e+00 1.e+02 1.e+04 1.e+06 1.e+08 frequency [hz] gain [db] 0 50 100 150 200 phase [deg] 0.0 0.4 0.8 1.2 1.6 2.0 -60-30 0 306090120 ambient temperature [c] slew rate h-l [v/ s] 0 20 40 60 80 100 120 -60-30 0 306090120 ambient temperature [c] common mode rejection ratio [db] 60 80 100 120 140 160 0123456 supply voltage [v] large signal voltage gain [db] -10.0 -7.5 -5.0 -2.5 0.0 2.5 5.0 7.5 10.0 0123456 supply voltage [v] input offset voltage [mv] phase reference data (bu7461 family) (*)the above data is ability value of sample, it is not guaranteed. bu7461g: -40[ ] ~ +85[ ] bu7461sg: -40[ ] ~ +105[ ] bu7461 famil y bu7461 family bu7461 family bu7461 famil y bu7461 famil y bu7461 family bu7461 famil y bu7461 family gain ? frequency common mode rejection ratio ? ambient temperature slew rate l-h ? ambient temperature slew rate h-l ? ambient temperature input offset voltage ? ambient temperature (vicm= vdd-1.2[v], vout= vdd/2) common mode rejection ratio ? supply voltage input offset voltage ? input voltage (vdd=3[v]) 5.5v 1.7v 3.0v 5.5v 1.7v 3.0v 5.5v 1.7v 3.0v bu7461 famil y input offset voltage ? supply voltage (vicm= vdd-1.2[v], vout= vdd/2) -40 25 85 105 large signal voltage gain ? supply voltage -40 25 85 105 large signal voltage gain ? ambient temperature 5.5v 1.7v 3.0v gain -40 25 85 105 25 -40 85 105 5.5v 1.7v 3.0v fig.13 fig.14 fig.15 fig.16 fig.17 fig.18 fig.19 fig.20 fig.21 fig.22 fig.23 bu7461 family bu7461 family power supply rejection ratio ? ambient temperature technical note 13/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7461/bu7461s family, bu7441/bu7441s family, bu7462/bu7462s family, bu7442/bu7442s family bu7464/bu7464s family, bu7444/bu7444s family, bu7465/bu7465s family, bu7445/bu7445s family 0 2 4 6 8 -60 -30 0 30 60 90 120 ambient temperature [c] output voltage high [v] 0 20 40 60 -60 -30 0 30 60 90 120 ambient temperature [c] output sink current [ma] 0 5 10 15 20 -60 -30 0 30 60 90 120 ambient temperature [c] output source current [ma] 0 10 20 30 40 0123 output voltage [v] output sink current [ma] 0 2 4 6 0246 supply voltage [v] output voltage high [v] 0 3 6 9 12 0246 supply voltage [v] output voltage low [mv] 0 20 40 60 80 0123 output voltage [v] output sink current [ma] 0 200 400 600 800 -60 -30 0 30 60 90 120 ambient temperature [c] supply current [ a] 0 2 4 6 8 -60 -30 0 30 60 90 120 ambient temperature [c] output voltage low [mv] 0 200 400 600 800 0 50 100 150 ambient temperature [c] power dissipation [mw] 0 200 400 600 800 0 50 100 150 ambient temperature [c] power dissipation [mw] 0 100 200 300 400 500 0246 supply voltage [v] supply current [ a] 0 200 400 600 800 1000 0 50 100 150 ambient temperature[ ] pow er dissipation [mw ] 0 200 400 600 800 1000 0 50 100 150 ambient temperature[ ] power dissipation [mw] reference data (bu7462 family) (*)the above data is ability value of sample, it is not guaranteed. bu7462f/fvm/nux: -40[ ] ~ +85[ ] bu7462s f/fvm/nux: -40[ ] ~ +105[ ] bu7462 family bu7462 family bu7462 famil y bu7462 famil y bu7462 family bu7462 family bu7462 famil y bu7462 family bu7462 famil y bu7462 famil y bu7462 family supply current ? supply voltage supply current ? ambient temperature output voltage low ? supply voltage (rl=10[k ? ]) output voltage high ? supply voltage (rl=10[k ? ]) output voltage low ? ambient temperature (rl=10[k ? ]) output sink current ? output voltage (vdd=3[v]) output sink current ? ambient temperature (vout=vss+0.4[v]) output voltage high ? ambient temperature (rl=10[k ? ]) derating curve derating curve 3.0v 1.7v 5.5v -40 25 85 105 -40 25 85 105 1.7v 5.5v 3.0v -40 25 85 105 5.5v 1.7v 3.0v 1.7v 5.5v 3.0v bu7462f bu7462fvm bu7462sf bu7462sfvm 1.7v 5.5v 3.0v -40 25 85 85 -40 25 105 85 105 bu7462 famil y output source current ? output voltage (vdd=3.0[v]) output source current ? ambient temperature (vout=vdd-0.4[v]) fig.24 fig.25 fig.26 fig.27 fig.28 fig.29 fig.30 fig.31 fig.32 fig.33 fig.34 fig.35 bu7462snux bu7462nux 105 ambient temperature[ ] ambient temperature[ ] technical note 14/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7461/bu7461s family, bu7441/bu7441s family, bu7462/bu7462s family, bu7442/bu7442s family bu7464/bu7464s family, bu7444/bu7444s family, bu7465/bu7465s family, bu7445/bu7445s family 0.0 0.4 0.8 1.2 1.6 2.0 -60 -30 0 30 60 90 120 ambient temperature [c] slew rate h-l [v/ s] 0 20 40 60 80 100 1.e+00 1.e+02 1.e+04 1.e+06 1.e+08 frequency [hz] gain [db] 0 50 100 150 200 phase [deg] 0 20 40 60 80 100 120 0123456 supply voltage [v] common mode rejection ratio [db] 0 20 40 60 80 100 120 -60-30 0 306090120 ambient temperature [c] common mode rejection ratio [db] 0.0 0.4 0.8 1.2 1.6 2.0 -60 -30 0 30 60 90 120 ambient temperature [c] slew rate l-h [v/ s] 0 40 80 120 160 200 -60 -30 0 30 60 90 120 ambient temperature [c] power supply rejection ratio [db] 60 80 100 120 140 160 0123456 supply voltage [v] large signal voltage gain [db] 60 80 100 120 140 160 -60-30 0 306090120 ambient temperature [c] large signal voltage gain [db] -15 -10 -5 0 5 10 15 -1 0 1 2 3 input voltage [v] input offset voltage [mv] -10.0 -7.5 -5.0 -2.5 0.0 2.5 5.0 7.5 10.0 -60 -30 0 30 60 90 120 ambient temperature [c] input offset voltage [mv] -10.0 -7.5 -5.0 -2.5 0.0 2.5 5.0 7.5 10.0 0123456 supply voltage [v] input offset voltage [mv] power supply rejection ratio ? ambient temperature phase gain reference data (bu7462 family) (*)the above data is ability value of sample, it is not guaranteed. bu7462f/fvm/nux: -40[ ] ~ +85[ ] bu7462s f/fvm/nux: -40[ ] ~ +105[ ] bu7462 famil y bu7462 famil y bu7462 famil y bu7462 family bu7462 famil y bu7462 famil y gain ? frequency common mode rejection ratio ? ambient temperature slew rate l-h ? ambient temperature slew rate h-l ? ambient temperature input offset voltage ? supply voltage (vicm= vdd-1.2[v], vout= vdd/2) input offset voltage ? ambient temperature (vicm= vdd-1.2[v], vout= vdd/2) common mode rejection ratio ? supply voltage large signal voltage gain ? supply voltage input offset voltage ? input voltage (vdd=3[v]) 5.5v 1.7v 3.0v 25 -40 25 85 105 5.5v 1.7v 3.0v 5.5v 1.7v 3.0v 5.5v 1.7v 3.0v -40 25 85 105 -40 85 105 -40 25 85 105 5.5v 1.7v 3.0v large signal voltage gain ? ambient temperature bu7462 family bu7462 family fig.36 fig.37 fig.38 fig.39 fig.40 fig.41 fig.42 fig.43 fig.44 fig.45 fig.46 bu7462 famil y bu7462 famil y bu7462 family technical note 15/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7461/bu7461s family, bu7441/bu7441s family, bu7462/bu7462s family, bu7442/bu7442s family bu7464/bu7464s family, bu7444/bu7444s family, bu7465/bu7465s family, bu7445/bu7445s family 0 200 400 600 800 0 50 100 150 ambient temperature [ ] po wer diss ipatio n [ mw ] . 0 25 0 50 0 75 0 100 0 12 345 6 supply vol ta ge [ v] supply current [ a] 0 5 10 15 20 -6 0 - 30 0 3 0 6 0 90 12 0 a mbie nt te mpe rature [ ] output source current [ma] 0 10 20 30 40 0 0.5 1 1. 5 2 2.5 3 output voltag e [v ] output source current [ma] reference data (bu7464 family) (*)the above data is ability value of sample , it is not guaranteed. bu7464f: -40[ ] ~ +85[ ] bu7464sf: -40[ ] ~ +105[ ] 0 2 4 6 8 -60-30 0 306090120 amb ient temp erature [ ] output voltag e lo w [ mv] 0 200 400 600 800 050100150 a mbi ent te mpe ra ture [ ] po wer diss ipatio n [ mw] . 0 1 2 3 4 5 6 123456 supply voltage [v] output vol tage high [ v] 0 20 40 60 80 0.0 0. 5 1. 0 1 .5 2 .0 2 .5 3 .0 output vol tage [ v] output sink current [ma] 0 3 6 9 12 12345 6 supp ly v oltage [v] output voltage low [mv] 0 250 500 750 10 00 -60-30 0 306090120 ambient temperature [ ] supply current [ a] 85 -40 25 105 bu7464 famil y supply current ? supply voltage 3.0v 1.7v 5.5v supply current ? ambient temperature bu7464 famil y -40 25 85 105 output voltage low ? supply voltage (rl=10[k ? ]) bu7464 famil y output voltage high ? supply voltage (rl=10[k ? ]) -40 25 85 105 bu7464 famil y 0 2 4 6 8 -60 -30 0 30 60 9 0 1 20 amb ient temp erature [ ] output voltag e high [v] 1.7v 5.5v 3.0v output voltage high ? ambient temperature (rl=10[k ? ]) bu7464 famil y output voltage low ? ambient temperature (rl=10[k ? ]) 1.7v 5.5v 3.0v bu7464 famil y -40 25 85 105 bu7464 famil y output sink current ? output voltage (vdd=3[v]) 0 10 20 30 40 50 60 - 60 - 30 0 30 60 90 120 ambient temperature[ ] output sink current [ma] 5.5v 1.7v 3.0v bu7464 famil y output sink current ? ambient temperature (vout=vss+0.4[v]) derating curve bu7464f 85 derating curve 105 bu7464 famil y 5.5v output source current ? ambient temperature (vout=vdd-0.4[v]) bu7464 famil y -40 25 85 105 output source current ? output voltage (vdd=3.0[v]) bu7464 family 3.0v 1.7v bu7464 famil y fig.47 fig.48 fig.49 fig.50 fig.51 fig.52 fig.53 fig.54 fig.55 fig.56 fig.57 fig.58 bu7464sf technical note 16/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7461/bu7461s family, bu7441/bu7441s family, bu7462/bu7462s family, bu7442/bu7442s family bu7464/bu7464s family, bu7444/bu7444s family, bu7465/bu7465s family, bu7445/bu7445s family 0.0 0.4 0.8 1.2 1.6 2.0 -6 0 - 30 0 3 0 60 90 1 20 a mbi ent temp era ture [ ] sl ew ra te h-l [v/ s] 60 80 10 0 12 0 14 0 16 0 -60-30 0 30 60 90120 ambie nt te mpe rature [ ] large signal vol ta ge ga in [db ] -10.0 -7.5 -5.0 -2.5 0. 0 2. 5 5. 0 7. 5 10. 0 123456 input vol ta ge [v ] input offset v oltag e [mv] -15 -10 -5 0 5 10 15 -1.0 -0.5 0. 0 0.5 1.0 1.5 2 .0 2 .5 3. 0 input voltage [v] inp ut o ffs et vol ta ge [ mv] 0 20 40 60 80 10 0 12 0 12 34 56 suppl y vol tage [ v] common mode rejection ratio [db] 0 20 40 60 80 100 120 -60-300 306090120 ambie nt te mpe rature [ ] common mode rejection ratio [db] -1 0.0 -7.5 -5.0 -2.5 0.0 2.5 5.0 7.5 10.0 -60-30 0 306090120 a mbi en t te mpe ra t ur e [ ] input offs et vol tage [ mv] 0 20 40 60 80 100 120 140 -60 -30 0 30 60 90 120 ambie nt temperature [ ] p owe r s up ply re jec ti on ra ti o [d b] 0 0.5 1 1.5 2 -60-30 0 306090120 ambient temperature [ ] p owe r s up ply re jec ti on ra ti o [d b] reference data (bu7464 family) (*)the above data is ability value of sample , it is not guaranteed. bu7464f: -40[ ] ~ +85[ ] bu7464sf: -40[ ] ~ +105[ ] common mode rejection ratio ? ambient temperature 5.5v 1.7v 3.0v slew rate l-h ? ambient temperature bu7464 famil y 5.5v 1.7v 3.0v bu7464 famil y slew rate h-l ? ambient temperature 0 20 40 60 80 100 1. e+00 1.e+01 1. e+02 1. e+ 03 1.e+04 1.e+05 1. e+06 1. e+ 07 1.e+08 frequency [hz] gain [d b] 0 50 100 150 200 phase [d eg] phase gain gain ? frequency bu7464 famil y input offset voltage ? supply voltage (vicm= vdd-1.2[v], vout= vdd/2) 5.5v 1.7v 3.0v large signal voltage gain ? ambient temperature bu7464 family -40 25 85 105 -40 25 85 105 input offset voltage ? input voltage (vdd=3[v]) common mode rejection ratio ? supply voltage -40 25 85 105 bu7464 family 60 80 100 120 140 160 1 234 56 suppl y vol tage [ v] la rge sig nal vol tage gain [d b] -40 25 85 105 bu7464 family large signal voltage gain ? supply voltage bu7464 famil y 5.5v 1.7v 3.0v input offset voltage ? ambient temperature (vicm= vdd-1.2[v], vout= vdd/2) 1.7v 5.5v 3.0v power supply rejection ratio ? ambient temperature bu7464 famil y fig.59 fig.60 fig.61 fig.62 fig.63 fig.64 fig.65 fig.66 fig.67 fig.68 fig.69 bu7464 famil y bu7464 famil y bu7464 famil y technical note 17/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7461/bu7461s family, bu7441/bu7441s family, bu7462/bu7462s family, bu7442/bu7442s family bu7464/bu7464s family, bu7444/bu7444s family, bu7465/bu7465s family, bu7445/bu7445s family 0 5 10 15 20 -6 0 - 30 0 3 0 6 0 90 12 0 a mbie nt te mpe rature [ ] output source current [ma] 0 10 20 30 40 50 00.511.522.53 output volta ge [v ] output source current [ma] 0 20 0 40 0 60 0 80 0 1000 050100150 ambient temperature [ ] po wer diss ipatio n [ mw] . reference data (bu7465 family) (*)the above data is ability value of sample , it is not guaranteed. bu7465hfv: -40[ ] ~ +85[ ] bu7465shfv: -40[ ] ~ +105[ ] 0 50 100 150 200 250 300 123456 supply voltage [v] supply current [ a] 0 5 10 15 -60 -30 0 30 60 90 120 ambient temperature [ ] output voltag e lo w [mv] 0 20 0 40 0 60 0 80 0 100 0 05 01 0 01 5 0 a mbi ent temp era ture [ ] po wer diss ipatio n [ mw] . 0 1 2 3 4 5 6 123456 supply vol ta ge [ v] o utput vol tage hig h [ v] 0 20 40 60 80 0.0 0. 5 1. 0 1 .5 2 .0 2 .5 3 .0 output vol tage [ v] output sink current [ma] 0 5 10 15 123 456 sup ply vol ta ge [v ] output vol ta ge low [ mv ] 0 50 10 0 15 0 20 0 25 0 30 0 -60-30 0 30 60 90120 amb ient temp erature [ ] supply current [ a] 85 -40 25 105 bu7465 famil y supply current ? supply voltage 3.0v 1.7v 5.5v supply current ? ambient temperature bu7465 famil y -40 25 85 105 output voltage low ? supply voltage (rl=10[k ? ]) bu7465 famil y output voltage high ? supply voltage (rl=10[k ? ]) -40 25 85 105 bu7465 famil y 0 2 4 6 8 -60 -30 0 30 60 9 0 1 20 amb ient temp erature [ ] output voltag e high [v] 1.7v 5.5v 3.0v output voltage high ? ambient temperature (rl=10[k ? ]) bu7465 famil y output voltage low ? ambient temperature (rl=10[k ? ]) 1.7v 5.5v 3.0v bu7465 famil y -40 25 85 105 bu7465 famil y output sink current ? output voltage (vdd=3[v]) 0 10 20 30 40 50 -60 -30 0 30 60 90 120 ambient temperature[ ] output sink current [ma] 5.5v 1.7v 3.0v bu7465 famil y output sink current ? ambient temperature (vout=vss+0.4[v]) derating curve bu7465hfv 85 derating curve 105 bu7465 famil y 5.5v output source current ? ambient temperature (vout=vdd-0.4[v]) bu7465 famil y -40 25 85 105 output source current ? output voltage (vdd=3[v]) bu7465 family 3.0v 1.7v bu7465 famil y fig.70 fig.71 fig.72 fig.73 fig.74 fig.75 fig.76 fig.77 fig.78 fig.79 fig.80 fig.81 bu7465shfv technical note 18/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7461/bu7461s family, bu7441/bu7441s family, bu7462/bu7462s family, bu7442/bu7442s family bu7464/bu7464s family, bu7444/bu7444s family, bu7465/bu7465s family, bu7445/bu7445s family 0.0 0.5 1.0 1.5 2.0 2.5 3.0 -60-300306090120 amb ient temp erature [ ] sl ew rat e l- h [v/ s] 60 80 10 0 12 0 14 0 16 0 -60-30 0 30 60 90120 ambie nt te mpe rature [ ] large signal vol ta ge ga in [db ] -1 0.0 -7.5 -5.0 -2.5 0.0 2.5 5.0 7.5 10.0 123456 input vo ltage [v] input offset voltag e [mv] -10 -8 -6 -4 -2 0 2 4 6 8 10 -1 .0 -0 .5 0. 0 0. 5 1. 0 1. 5 2. 0 2. 5 3. 0 input volta ge [v ] input offset v oltag e [mv] common mode rejection ratio ? supply voltage 0 20 40 60 80 10 0 12 0 14 0 12 34 56 suppl y vol tage [ v] common mode rejection ratio [db] 0 20 40 60 80 10 0 12 0 14 0 -6 0 -30 0 3 0 60 90 120 a mbi ent te mp era ture [ ] c omm on mo de re jec ti on ra ti o [d b] -1 0.0 -7.5 -5.0 -2.5 0.0 2.5 5.0 7.5 10.0 -60-30 0 30 60 90120 a mbi en t te mpe ra t ur e [ ] input offs et vol tage [ mv] 0 20 40 60 80 100 120 140 -60 -30 0 30 60 90 120 ambient temperature [ ] p owe r s up ply re jec ti on ra ti o [d b] reference data (bu7465 family) (*)the above data is ability value of sample , it is not guaranteed. bu7465hfv: -40[ ] ~ +85[ ] bu7465shfv: -40[ ] ~ +105[ ] 0.0 0.5 1.0 1.5 2.0 2.5 3.0 -6 0 - 30 0 3 0 60 90 1 20 ambient temperature [ ] sl ew ra te h-l [v/ s] common mode rejection ratio ? ambient temperature 5.5v 1.7v 3.0v slew rate l-h ? ambient temperature bu7465 famil y 5.5v 1.7v 3.0v bu7465 famil y slew rate h-l ? ambient temperature 0 20 40 60 80 100 1. e+ 00 1.e+0 1 1.e+02 1.e+03 1.e+04 1.e+05 1.e+06 1. e+07 1.e+08 frequency [hz] gai n [db] 0 50 10 0 15 0 20 0 phase [deg] phase gain gain ? frequency bu7465 famil y input offset voltage ? supply voltage (vicm= vdd-1.2[v], vout= vdd/2) 5.5v 1.7v 3.0v large signal voltage gain ? ambient temperature bu7465 family -40 25 85 105 -40 25 85 105 input offset voltage ? input voltage (vdd=3[v]) -40 25 85 105 bu7465 family 60 80 100 120 140 160 123456 suppl y vol tage [v] la rge sig nal vol tage gain [d b] -40 25 85 105 bu7465 family large signal voltage gain ? supply voltage bu7465 famil y 5.5v 1.7v 3.0v input offset voltage ? ambient temperature (vicm= vdd-1.2[v], vout= vdd/2) 1.7v 5.5v 3.0v power supply rejection ratio ? ambient temperature bu7465 famil y fig.82 fig.83 fig.84 fig.85 fig.86 fig.87 fig.91 fig.92 bu7465 famil y bu7465 famil y bu7465 famil y fig.88 fig.89 fig.90 technical note 19/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7461/bu7461s family, bu7441/bu7441s family, bu7462/bu7462s family, bu7442/bu7442s family bu7464/bu7464s family, bu7444/bu7444s family, bu7465/bu7465s family, bu7445/bu7445s family 0 20 40 60 -60 -30 0 30 60 90 120 ambient temperature [c] output sink current [ma] 0 8 15 23 30 0123 output voltage [v] output source current [ma] 0 2 4 6 -60 -30 0 30 60 90 120 ambient temperature [c] output voltage high [v] 0 40 80 120 160 0246 supply voltage [v] supply current [ a] 0 20 40 60 80 0123 output voltage [v] output sink current [ma] 0 5 10 15 20 -60-30 0 306090120 ambient temperature [c] output source current [ma] 0 2 4 6 8 -60 -30 0 30 60 90 120 ambient temperature [c] output voltage low [mv] 0 2 4 6 0246 supply voltage [v] output voltage high [v] 0 200 400 600 800 050100150 ambient temperature [c] power dissipation [mw] 0 3 6 9 12 0246 supply voltage [v] output voltage low [mv] 0 200 400 600 800 -60 -30 0 30 60 90 120 ambient temperature [c] supply current [ a] 0 200 400 600 800 0 50 100 150 ambient temperature [c] power dissipation [mw] reference data (bu7441 family) (*)the above data is ability value of sample, it is not guaranteed. bu7441g: -40[ ] ~ +85[ ] bu7441sg: -40[ ] ~ +105[ ] 1.7v bu7441 family bu7441 famil y bu7441 famil y bu7441 famil y bu7441 famil y bu7441 famil y bu7441 famil y bu7441 famil y bu7441 family bu7441 famil y bu7441 famil y supply current ? supply voltage supply current ? ambient temperature output voltage low ? supply voltage (rl=10[k ? ]) output voltage high ? supply voltage (rl=10[k ? ]) output voltage low ? ambient temperature (rl=10[k ? ]) output sink current ? output voltage (vdd=3[v]) output sink current ? ambient temperature (vout=vss+0.4[v]) output voltage high ? ambient temperature (rl=10[k ? ]) derating curve 3.0v 1.7v 5.5v -40 25 85 105 -40 25 85 105 1.7v 5.5v 3.0v -40 25 85 105 5.5v 3.0v 1.7v 5.5v 3.0v bu7441g bu7441sg 1.7v 5.5v 3.0v -40 25 85 85 -40 25 105 85 105 derating curve bu7441 famil y output source current ? output voltage (vdd=3[v]) output source current ? ambient temperature (vout=vdd-0.4[v]) fig.93 fig.94 fig.95 fig.96 fig.97 fig.98 fig.99 fig.100 fig.101 fig.102 fig.103 fig.104 105 technical note 20/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7461/bu7461s family, bu7441/bu7441s family, bu7462/bu7462s family, bu7442/bu7442s family bu7464/bu7464s family, bu7444/bu7444s family, bu7465/bu7465s family, bu7445/bu7445s family phase gain 0 20 40 60 80 100 1.e+00 1.e+02 1.e+04 1.e+06 1.e+08 frequency [hz] gain [db] 0 50 100 150 200 phase [deg] 0.0 0.2 0.4 0.6 0.8 1.0 -60 -30 0 30 60 90 120 ambient temperature [c] slew rate l-h [v/ s] 0.0 0.2 0.4 0.6 0.8 1.0 -60-30 0 306090120 ambient temperature [c] slew rate h-l [v/ s] 0 20 40 60 80 100 120 0123456 supply voltage [v] common mode rejection ratio [db] -15 -10 -5 0 5 10 15 -10123 input voltage [v] input offset voltage [mv] 0 20 40 60 80 100 120 -60 -30 0 30 60 90 120 ambient temperature [c] power supply rejection ratio [db] -10.0 -7.5 -5.0 -2.5 0.0 2.5 5.0 7.5 10.0 -60 -30 0 30 60 90 120 ambient temperature [c] input offset voltage [mv] 0 20 40 60 80 100 120 -60-30 0 306090120 ambient temperature [c] common mode rejection ratio [db] 60 80 100 120 140 160 0123456 supply voltage [v] large signal voltage gain [db] -10.0 -7.5 -5.0 -2.5 0.0 2.5 5.0 7.5 10.0 0123456 supply voltage [v] input offset voltage [mv] 60 80 100 120 140 160 -60 -30 0 30 60 90 120 ambient temperature [c] large signal voltage gain [db] reference data (bu7441 family) (*)the above data is ability value of sample, it is not guaranteed. bu7441g: -40[ ] ~ +85[ ] bu7441sg: -40[ ] ~ +105[ ] slew rate h-l ? ambient temperature bu7441 famil y bu7441 famil y bu7441 famil y bu7441 family bu7441 family bu7441 famil y bu7441 famil y bu7441 family bu7441 family bu7441 famil y gain ? frequency common mode rejection ratio ? ambient temperature power supply rejection ratio ? ambient temperature slew rate l-h ? ambient temperature input offset voltage ? supply voltage (vicm= vdd-1.2[v], vout= vdd/2) input offset voltage ? ambient temperature (vicm= vdd-1.2[v], vout= vdd/2) common mode rejection ratio ? supply voltage large signal voltage gain ? supply voltage 5.5v 1.7v 3.0v 25 -40 25 85 105 5.5v 1.7v 3.0v 5.5v 1.7v 3.0v 5.5v 1.7v 3.0v -40 25 85 105 -40 85 105 -40 25 85 105 5.5v 1.7v 3.0v input offset voltage ? input voltage (vdd=3[v]) large signal voltage gain ? ambient temperature bu7441 family fig.105 fig.106 fig.107 fig.108 fig.109 fig.110 fig.111 fig.112 fig.113 fig.114 fig.115 technical note 21/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7461/bu7461s family, bu7441/bu7441s family, bu7462/bu7462s family, bu7442/bu7442s family bu7464/bu7464s family, bu7444/bu7444s family, bu7465/bu7465s family, bu7445/bu7445s family 0 200 400 600 800 0 50 100 150 ambient temperature [c] power dissipation [mw] 0 200 400 600 800 050100150 ambient temperature [c] power dissipation [mw] 0 100 200 300 0246 supply voltage [v] supply current [ a] 0 2 4 6 0246 supply voltage [v] output voltage high [v] 0 8 15 23 30 0123 output voltage [v] output source current [ma] 0 3 6 9 12 0246 supply voltage [v] output voltage low [mv] 0 20 40 60 80 0123 output voltage [v] output sink current [ma] 0 200 400 600 800 -60 -30 0 30 60 90 120 ambient temperature [c] supply current [ua] 0 2 4 6 -60 -30 0 30 60 90 120 ambient temperature [c] output voltage high [v] 0 2 4 6 8 -60 -30 0 30 60 90 120 ambient temperature [c] output voltage low [mv] 0 20 40 60 -60 -30 0 30 60 90 120 ambient temperature [c] output sink current [ma] 0 5 10 15 20 -60-30 0 306090120 ambient temperature [c] output source current [ma] 0 200 400 600 800 1000 0 50 100 150 ambient temperature[ ] pow er dissipation [m w ] 0 200 400 600 800 1000 0 50 100 150 ambient temperature[ ] pow er dissipation [mw ] reference data (bu7442 family) (*)the above data is ability value of sample, it is not guaranteed. bu7442f/fvm/nux: -40[ ] ~ +85[ ] bu7442s f/fvm/nux: -40[ ] ~ +105[ ] derating curve derating curve 1.7v supply current ? supply voltage supply current ? ambient temperature output voltage low ? supply voltage (rl=10[k ? ]) output voltage high ? supply voltage (rl=10[k ? ]) output voltage low ? ambient temperature (rl=10[k ? ]) output sink current ? output voltage (vdd=3[v]) output sink current ? ambient temperature (vout=vss+0.4[v]) output voltage high ? ambient temperature (rl=10[k ? ]) bu7442 family bu7442 famil y bu7442 famil y bu7442 famil y bu7442 famil y bu7442 family bu7442 famil y bu7442 family bu7442 family bu7442 family 3.0v 1.7v 5.5v -40 25 85 105 -40 25 85 105 1.7v 5.5v 3.0v -40 25 85 105 5.5v 3.0v 1.7v 5.5v 3.0v bu7442f bu7442fvm bu7442sf bu7442sfvm 1.7v 5.5v 3.0v -40 25 85 85 -40 25 105 85 105 bu7442 famil y bu7442 famil y output source current ? output voltage (vdd=3.0[v]) output source current ? ambient temperature (vout=vdd-0.4[v]) fig.116 fig.117 fig.118 fig.119 fig.120 fig.121 fig.122 fig.123 fig.124 fig.125 fig.126 fig.127 bu7442snux bu7442nux 105 supply voltage [v] technical note 22/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7461/bu7461s family, bu7441/bu7441s family, bu7462/bu7462s family, bu7442/bu7442s family bu7464/bu7464s family, bu7444/bu7444s family, bu7465/bu7465s family, bu7445/bu7445s family phase gain 0 20 40 60 80 100 120 0123456 supply voltage [v] common mode rejection ratio [db] 0 20 40 60 80 100 120 -60 -30 0 30 60 90 120 ambient temperature [c] common mode rejection ratio [db] 0 20 40 60 80 100 1.e+00 1.e+02 1.e+04 1.e+06 1.e+08 frequency [hz] gain [db] 0 50 100 150 200 phase [ deg] 0.0 0.2 0.4 0.6 0.8 1.0 -60 -30 0 30 60 90 120 ambient temperature [c] slew rate h-l [v/ s] 0.0 0.2 0.4 0.6 0.8 1.0 -60 -30 0 30 60 90 120 ambient temperature [c] slew rate l-h [v/ s] 0 20 40 60 80 100 120 -60 -30 0 30 60 90 120 ambient temperature [c] power supply rejection ratio [db] 60 80 100 120 140 160 -60 -30 0 30 60 90 120 ambient temperature [c] large signal voltage gain [db] 60 80 100 120 140 160 0123456 supply voltage [v] large signal voltage gain [db] -15 -10 -5 0 5 10 15 -1 0 1 2 3 input voltage [v] input offset voltage [mv] -10.0 -7.5 -5.0 -2.5 0.0 2.5 5.0 7.5 10.0 -60 -30 0 30 60 90 120 ambient temperature [c] input offset voltage [mv] -10.0 -7.5 -5.0 -2.5 0.0 2.5 5.0 7.5 10.0 0123456 supply voltage [v] input offset voltage [mv] reference data (bu7442 family) (*)the above data is ability value of sample, it is not guaranteed. bu7442f/fvm/nux: -40[ ] ~ +85[ ] bu7442s f/fvm/nux: -40[ ] ~ +105[ ] gain ? frequency power supply rejection ratio ? ambient temperature slew rate l-h ? ambient temperature slew rate h-l ? ambient temperature bu7442 family 5.5v 1.7v 3.0v common mode rejection ratio ? ambient temperature input offset voltage ? supply voltage (vicm= vdd-1.2[v], vout= vdd/2) input offset voltage ? ambient temperature (vicm= vdd-1.2[v], vout= vdd/2) common mode rejection ratio ? supply voltage bu7442 famil y bu7442 family bu7442 famil y bu7442 famil y bu7442 famil y bu7442 family bu7442 famil y bu7442 famil y 5.5v 1.7v 3.0v 25 -40 25 85 105 5.5v 1.7v 3.0v 5.5v 3.0v 3.0v -40 25 85 105 -40 85 105 -40 25 85 105 5.5v 1.7v 1.7v large signal voltage gain ? supply voltage large signal voltage gain ? ambient temperature input offset voltage ? input voltage (vdd=3[v]) bu7442 famil y bu7442 famil y fig.128 fig.129 fig.130 fig.131 fig.132 fig.133 fig.134 fig.135 fig.136 fig.137 fig.138 technical note 23/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7461/bu7461s family, bu7441/bu7441s family, bu7462/bu7462s family, bu7442/bu7442s family bu7464/bu7464s family, bu7444/bu7444s family, bu7465/bu7465s family, bu7445/bu7445s family 0 50 100 150 200 250 300 350 400 -60-30 0 30 60 90120 ambie nt temperature [ ] supply current [ a] 0 5 10 15 20 -6 0 - 30 0 3 0 6 0 90 12 0 ambient temperature [ ] output source current [ma] 0 5 10 15 20 25 30 35 40 00.511.522.53 output voltag e [v ] output source current [ma] 0 50 100 150 200 250 300 350 400 1 234 56 suppl y vol tage [ v] supp ly current [ a] 0 20 0 40 0 60 0 80 0 100 0 0 50 100 150 ambient temperature [ ] po wer diss ipatio n [ mw ] . reference data (bu7444 family) (*)the above data is ability value of sample, it is not guaranteed. bu7444f/fvm/nux: -40[ ] ~ +85[ ] bu7444s f/fvm/nux: -40[ ] ~ +105[ ] fig.139 fig.140 fig.141 0 2 4 6 8 -60-30 0 306090120 ambient temperature [ ] output voltag e lo w [mv] 0 20 0 40 0 60 0 80 0 1000 05 01 0 01 5 0 ambient temperature [ ] po wer diss ipatio n [ mw] . 0.00 1.00 2.00 3.00 4.00 5.00 6.00 12 34 56 supply voltage [v] output voltage high [v] 0 20 40 60 80 0.0 0. 5 1. 0 1 .5 2 .0 2 .5 3 .0 output vol tage [ v] output sink current [ma] 0 3 6 9 12 12345 6 supp ly v oltage [v] output voltag e lo w [ mv] 85 -40 25 105 bu7444 famil y supply current ? supply voltage 3.0v 1.7v 5.5v supply current ? ambient temperature bu7444 family -40 25 85 105 output voltage low ? supply voltage (rl=10[k ? ]) bu7444 famil y output voltage high ? supply voltage (rl=10[k ? ]) -40 25 85 105 bu7444 famil y 0 2 4 6 8 -60 -30 0 30 60 9 0 1 20 amb ient temp erature [ ] output voltag e high [v] 1.7v 5.5v 3.0v output voltage high ? ambient temperature (rl=10[k ? ]) bu7444 famil y output voltage low ? ambient temperature (rl=10[k ? ]) 1.7v 5.5v 3.0v bu7444 famil y -40 25 85 105 bu7444 famil y output sink current ? output voltage (vdd=3[v]) 0 10 20 30 40 50 60 -60-30 0 30 60 90120 amb ient temp erature[ ] output sink current [ma] 5.5v 1.7v 3.0v bu7444 famil y output sink current ? ambient temperature (vout=vss+0.4[v]) bu7444f 85 derating curve 105 bu7444 famil y 5.5v output source current ? ambient temperature (vout=vdd-0.4[v]) bu7444 famil y -40 25 85 105 output source current ? output voltage (vdd=3.0[v]) bu7444 family 3.0v 1.7v bu7444 famil y fig.142 fig.143 fig.144 fig.145 fig.146 fig.147 fig.148 fig.149 fig.150 bu7444sf derating curve technical note 24/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7461/bu7461s family, bu7441/bu7441s family, bu7462/bu7462s family, bu7442/bu7442s family bu7464/bu7464s family, bu7444/bu7444s family, bu7465/bu7465s family, bu7445/bu7445s family 0. 0 0. 2 0. 4 0. 6 0. 8 1. 0 -60-30 0 30 60 90120 a mbi ent te mpe ra ture [ ] sle w rate l-h [v/ s] 60 80 10 0 12 0 14 0 16 0 -60-30 0 306090120 ambie nt te mpe rature [ ] large signal vol ta ge ga in [db ] -10.0 -7.5 -5.0 -2.5 0. 0 2. 5 5. 0 7. 5 10. 0 123456 input vol ta ge [v ] input offset v oltag e [mv] -1 5 -1 0 -5 0 5 10 15 -1.0 -0. 5 0.0 0. 5 1 .0 1 .5 2.0 2.5 3.0 input vol tage [ v] input offs et vol tage [mv ] common mode rejection ratio ? supply voltage 0 20 40 60 80 10 0 12 0 12 34 56 suppl y vol tage [ v] common mode rejection ratio [db] 0 20 40 60 80 10 0 12 0 -60-30 0 306090120 amb ient temp erature [ ] c omm on mo de re jec ti on ra ti o [d b] -1 0.0 -7.5 -5.0 -2.5 0.0 2.5 5.0 7.5 10.0 -60-30 0 306090120 a mbi en t te mpe ra t ur e [ ] input offs et vol tage [ mv] 0 20 40 60 80 100 120 140 -60 -30 0 30 60 90 120 ambie nt temperature [ ] p owe r s up ply re jec ti on ra ti o [d b] reference data (bu7444 family) (*)the above data is ability value of sample, it is not guaranteed. bu7444f/fvm/nux: -40[ ] ~ +85[ ] bu7444s f/fvm/nux: -40[ ] ~ +105[ ] 0.0 0.2 0.4 0.6 0.8 1.0 -60-30 0 306090120 amb ient temp erature [ ] sl ew ra te h-l [v/ s] common mode rejection ratio ? ambient temperature 5.5v 1.7v 3.0v slew rate l-h ? ambient temperature bu7444 famil y 5.5v 1.7v bu7444 famil y slew rate h-l ? ambient temperature 0 20 40 60 80 100 1. e+00 1. e+01 1.e+02 1.e+03 1. e+ 04 1. e+05 1.e+06 1.e+07 1. e+ 08 frequency [hz] gain [d b] 0 50 10 0 15 0 20 0 phase [deg ] phase gain gain ? frequency bu7444 family input offset voltage ? supply voltage (vicm= vdd-1.2[v], vout= vdd/2) 5.5v 1.7v 3.0v large signal voltage gain ? ambient temperature bu7444 family -40 25 85 105 -40 25 85 105 input offset voltage ? input voltage (vdd=3[v]) -40 25 85 105 bu7444 family 0 20 40 60 80 100 120 140 160 1 234 56 suppl y vol tage [ v] la rge sig nal vol tage gain [d b] -40 25 85 105 bu7444 family large signal voltage gain ? supply voltage bu7444 famil y 5.5v 1.7v 3.0v input offset voltage ? ambient temperature (vicm= vdd-1.2[v], vout= vdd/2) 1.8v 5.5v 3.0v power supply rejection ratio ? ambient temperature bu7444 famil y fig.151 fig.152 fig.153 fig.154 fig.155 fig.156 fig.157 fig.158 fig.159 fig.160 fig.161 bu7444 famil y bu7444 famil y bu7444 famil y 3.0v technical note 25/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7461/bu7461s family, bu7441/bu7441s family, bu7462/bu7462s family, bu7442/bu7442s family bu7464/bu7464s family, bu7444/bu7444s family, bu7465/bu7465s family, bu7445/bu7445s family 0 5 10 15 20 25 30 -60-30 0 306090120 am bie nt tem perature [ ] output source current [ma] 0 10 20 30 40 50 00.511.522.53 output volta ge [v ] output source current [ma] 0 20 0 40 0 60 0 80 0 1000 050100150 a mbi ent te mpe ra ture [ ] po wer diss ipatio n [ mw ] . reference data (bu7445 family) (*)the above data is ability value of sample , it is not guaranteed. bu7445hfv: -40[ ] ~ +85[ ] bu7445s hfv: -40[ ] ~ +105[ ] 0 25 50 75 100 1 234 56 suppl y vol tage [ v] supp ly current [ a] 0 5 10 15 -60-30 0 306090120 a mbi ent temp era ture [ ] output voltag e lo w [mv] 0 20 0 40 0 60 0 80 0 100 0 050100150 a mbi ent temp era ture [ ] po wer diss ipatio n [ mw] . 0.00 1.00 2.00 3.00 4.00 5.00 6.00 12 34 56 supply voltage [v] output voltage high [v] 0 20 40 60 80 0.0 0. 5 1. 0 1 .5 2 .0 2 .5 3 .0 output vol tage [ v] output sink current [ma] 0 5 10 15 123 456 sup ply vol ta ge [v ] output vol ta ge low [ mv ] 0 25 50 75 10 0 -60-30 0 30 60 90120 amb ient temp erature [ ] supply current [ a] 85 -40 25 105 bu7445 famil y supply current ? supply voltage 3.0v 1.7v 5.5v supply current ? ambient temperature bu7445 famil y -40 25 85 105 output voltage low ? supply voltage (rl=10[k ? ]) bu7445 famil y output voltage high ? supply voltage (rl=10[k ? ]) -40 25 85 105 bu7445 famil y 0 2 4 6 8 -60 -30 0 30 60 9 0 1 20 amb ient temp erature [ ] output voltag e high [v] 1.7v 5.5v 3.0v output voltage high ? ambient temperature (rl=10[k ? ]) bu7445 famil y output voltage low ? ambient temperature (rl=10[k ? ]) 1.7v 5.5v 3.0v bu7445 famil y -40 25 85 105 bu7445 famil y output sink current ? output voltage (vdd=3[v]) 0 10 20 30 40 50 -60-30 0 30 60 90120 amb ient temp erature[ ] output sink current [ma] 5.5v 1.7v 3.0v bu7445 famil y output sink current ? ambient temperature (vout=vss+0.4[v]) derating curve bu7445hfv 85 derating curve 105 bu7445 famil y 5.5v output source current ? ambient temperature (vout=vdd-0.4[v]) bu7245 famil y -40 25 85 105 output source current ? output voltage (vdd=3.0[v]) bu7445 family 3.0v 1.7v bu7445 famil y fig.162 fig.163 fig.164 fig.165 fig.166 fig.167 fig.168 fig.169 fig.170 fig.171 fig.172 fig.173 bu7445shfv technical note 26/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7461/bu7461s family, bu7441/bu7441s family, bu7462/bu7462s family, bu7442/bu7442s family bu7464/bu7464s family, bu7444/bu7444s family, bu7465/bu7465s family, bu7445/bu7445s family 60 80 10 0 12 0 14 0 16 0 12 34 56 suppl y vol tage [ v] common mode rejection ratio [db] 0. 0 0. 2 0. 4 0. 6 0. 8 -60-30 0 30 60 90120 ambient temperature [ ] c omm on mo de re jec ti on ra ti o [d b] 0.0 0.2 0.4 0.6 0.8 -6 0 - 30 0 3 0 60 90 1 20 ambient temperature [ ] sl ew ra te h-l [v/ s] 0 20 40 60 80 100 1. e+ 00 1 .e+01 1. e+02 1. e+03 1.e+04 1. e+05 1.e+06 1. e+07 1.e+08 frequency [hz] gain [db] 0 50 100 150 200 pha se [d eg] 60 80 10 0 12 0 14 0 16 0 -60-30 0 30 60 90120 ambie nt te mpe rature [ ] large signal vol ta ge ga in [db ] -10.0 -7.5 -5.0 -2.5 0. 0 2. 5 5. 0 7. 5 10. 0 123456 input volta ge [v ] input offset v oltag e [mv] -1 5 -1 0 -5 0 5 10 15 -1.0 -0 .5 0.0 0.5 1 .0 1. 5 2.0 2 .5 3. 0 input vol tage [v] input o ffs et vol tage [ mv] common mode rejection ratio ? supply voltage 60 80 100 120 140 160 123456 suppl y vol tage [v] la rge sig nal vol tage gain [d b] 0 20 40 60 80 10 0 12 0 14 0 -60-30 0 306090120 ambie nt temperature [ ] c omm on mo de re j ec ti on ra ti o [d b] -1 0.0 -7.5 -5.0 -2.5 0.0 2.5 5.0 7.5 10.0 -60-30 0 306090120 a mbi en t te mpe ra t ur e [ ] input offs et vol tage [ mv] fig.177 fig.178 fig.179 0 20 40 60 80 100 120 140 -60 -30 0 30 60 90 120 ambie nt temperature [ ] p owe r s up ply re jec ti on ra ti o [d b] reference data (bu7445 family) (*)the above data is ability value of sample , it is not guaranteed. bu7445hfv: -40[ ] ~ +85[ ] bu7445s hfv: -40[ ] ~ +105[ ] common mode rejection ratio ? ambient temperature 1.7v slew rate l-h ? ambient temperature bu7445 famil y 5.5v 1.7v 3.0v bu7445 famil y slew rate h-l ? ambient temperature phase gain gain ? frequency bu7445 family input offset voltage ? supply voltage (vicm= vdd-1.2[v], vout= vdd/2) 5.5v 1.7v 3.0v large signal voltage gain ? ambient temperature bu7445 family -40 25 85 105 -40 25 85 105 input offset voltage ? input voltage (vdd=3[v]) -40 25 85 105 bu7445 family -40 25 85 105 bu7445 family large signal voltage gain ? supply voltage bu7445 famil y 5.5v 1.7v 3.0v input offset voltage ? ambient temperature (vicm= vdd-1.2[v], vout= vdd/2) 1.7v 5.5v 3.0v power supply rejection ratio ? ambient temperature bu7445 famil y fig.174 fig.175 fig.176 fig.180 fig.181 fig.182 fig.183 fig.184 bu7445 famil y bu7445 famil y bu7445 famil y 3.0v 5.5v technical note 27/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7461/bu7461s family, bu7441/bu7441s family, bu7462/bu7462s family, bu7442/bu7442s family bu7464/bu7464s family, bu7444/bu7444s family, bu7465/bu7465s family, bu7445/bu7445s family test circuit 1 null method vdd, vss, ek, vicm unit:[v] parameter vf s1 s2 s3 vdd vss ek vicm calculation input offset voltage vf1 on on off 3 0 -1.5 1.8 1 large signal voltage gain vf2 on on on 3 0 -0.5 0.9 2 vf3 -2.5 common-mode rejection ratio (input common-mode voltage range) vf4 on on off 3 0 -1.5 0 3 vf5 1.8 power supply rejection ratio vf6 on on off 1.7 0 -0.9 0 4 vf7 5.5 calculation 1. input offset voltage (vio) 2. large signal voltage gain(av) 3. common-mode rejection ratio (cmrr) 4. power supply rejection ratio (psrr) fig.185 test circuit 1 (one channel only) vio |vf1| = 1 +rf/rs [v] a v |vf2-vf3| = 2 (1 + rf/rs) [db] 20log cmrr |vf4 - vf5| = 1.8 (1+rf/rs) [db] 20log psrr |vf6 - vf7| = 3.8 (1 + rf/rs) [db] 20log vdd rf=50[k ] ri=1[m ] 0.015[f] rs=50[ ] sw2 rl sw3 500[k ] 500[k ] 0.01[f] ek 15[v] dut vss vrl 50[k ] vicm sw1 0.015[f] ri=1[m ] vo vf rs=50[ ] 1000[pf] 0.1[f] -15[v] null technical note 28/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7461/bu7461s family, bu7441/bu7441s family, bu7462/bu7462s family, bu7442/bu7442s family bu7464/bu7464s family, bu7444/bu7444s family, bu7465/bu7465s family, bu7445/bu7445s family test circuit 2 switch condition sw no. sw 1 sw 2 sw 3 sw 4 sw 5 sw 6 sw 7 sw 8 sw 9 sw 10 sw 11 sw 12 supply current off off on off on off off off off off off off maximum output voltage rl=10 [k ? ] off on off off on off off on off off on off output current off on off off on off off off off on off off slew rate off off on off off off on off on off off on maximum frequency on off off on on off off off on off off on input waveform output waveform fig.187 slew rate input output wave fig.186 test circuit 2 sw1 sw2 sw 9 sw1 0 sw11 sw 8 sw5 sw6 sw7 c l sw1 2 sw4 sw3 r1 1[k ?] r2 100[k ?] r l gnd vdd=3[v] v o vin- vin+ t vin [v] 1.8[v p-p ] 1.8[v] 0[v] vout [v] sr = v / t t t 1.8[v] 0[v] v technical note 29/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7461/bu7461s family, bu7441/bu7441s family, bu7462/bu7462s family, bu7442/bu7442s family bu7464/bu7464s family, bu7444/bu7444s family, bu7465/bu7465s family, bu7445/bu7445s family test circuit 3 channel separation schematic diagram fig.189 schematic diagram fig.188 test circuit 3 v vdd vss r2=100[k ] r1=1[k ] vdd vss vout1 =1[vrms] v vin vout2 cs=20log 100vout1 vout2 r2=100[k ] r1//r2 r1//r2 r1=1[k ] vdd vss in + vbias vbias in \ out class a b control technical note 30/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7461/bu7461s family, bu7441/bu7441s family, bu7462/bu7462s family, bu7442/bu7442s family bu7464/bu7464s family, bu7444/bu7444s family, bu7465/bu7465s family, bu7445/bu7445s family examples of circuit voltage follower inverting amplifier non-inverting amplifier fig.190 voltage follower fig.191 inverting amplifier fig.192 non-inverting amplifier voltage gain is 0 [db]. this circuit controls output voltage (vout) equal input voltage (vin), and keeps vout with stable because of high input impedance and low output impedance. vout is shown next formula. vout=vin for inverting amplifier, vin is amplified by voltage gain decided r1 and r2, and phase reversed voltage is outputted. vout is shown next formula. vout=-(r2/r1) ? vin input impedance is r1. for non-inverting amplifier, vin is amplified by voltage gain decided r1 and r2, and phase is same with vin. vout is shown next formula. vout=(1+r2/r1) ? vin this circuit realizes high input impedance because input impedance is operational am plifier?s input impedance. vss vout vin vdd r2 r1 vss r1//r2 vin vout vdd vss r2 vdd vin vout r1 technical note 31/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7461/bu7461s family, bu7441/bu7441s family, bu7462/bu7462s family, bu7442/bu7442s family bu7464/bu7464s family, bu7444/bu7444s family, bu7465/bu7465s family, bu7445/bu7445s family examples of circuit adder circuit differential amplifier fig.194 differential amplifier fig.193 adder circuit a dder circuit output the vo ltage that added up input voltage. a phase of the output voltage turns orver, because non-inverting circuit is used. vout is shown next formula. vout = -r3(vin1/r1+vin2/r2) when three input voltage is as above, it connects with input through resistance like r1 and r2. differential amplifier output the voltage that amplified a difference of input voltage. in the case of r1=r3=ra, r2=r4=rb vout is shown next formula. vout = -rb/ra(vin1-vin2) r1 r2 vin1 vin2 r3 vdd vout vss r2 r1 vdd vss r3 vout vin1 vin2 r4 technical note 32/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7461/bu7461s family, bu7441/bu7441s family, bu7462/bu7462s family, bu7442/bu7442s family bu7464/bu7464s family, bu7444/bu7444s family, bu7465/bu7465s family, bu7445/bu7445s family description of electr ical characteristics described here are the terms of electric characteristics used in this technical note. items and symbols used are also shown. note that item name and symbol and t heir meaning may differ from those on an other manufacture?s document or general document. 1. absolute maximum ratings absolute maximum rating item indicates the condition which must not be exceeded. application of voltage in excess of absolute maximum rating or use out of absolute maximum rated temperature environment may cause deterioration of characteristics. 1.1 power supply voltage (vdd/vss) indicates the maximum voltage that can be applied between the positive power supply terminal and negative power supply terminal without deterioration or destru ction of characteristics of internal circuit. 1.2 differential input voltage (vid) indicates the maximum voltage that can be applied between non-inverting terminal and inverting terminal without deterioration and destruction of characteristics of ic. 1.3 input common-mode voltage range (vicm) indicates the maximum voltage that can be applied to no n-inverting terminal and inverting terminal without deterioration or destruction of characteristics. input common-mode voltage range of the maximum ratings not assures normal operation of ic. when normal operation of ic is desired, the input common-mode voltage of characteristics item must be followed. 1.4 power dissipation (pd) indicates the power that can be consumed by spec ified mounted board at t he ambient temperature 25 (normal temperature). as for package product, pd is determined by the temper ature that can be permitted by ic chip in the package (maximum junction temperature) and t hermal resistance of the package. 2.electrical characteristics item 2.1 input offset voltage (vio) indicates the voltage difference between non-inverting termi nal and inverting terminal. it can be translated into the input voltage difference required for setting the output voltage at 0 [v]. 2.2 input offset current (iio) indicates the difference of input bias current bet ween non-inverting terminal and inverting terminal. 2.3 input bias current (ib) indicates the current that flows into or out of the input terminal. it is defined by the average of input bias current at non-inverting terminal and input bias current at inverting terminal. 2.4 circuit current (icc) indicates the ic current that flows under specified conditions and no-load steady status. 2.5 high level output voltage / low level output voltage (voh/vol) indicates the voltage range that can be output by the ic und er specified load condition. it is typically divided into high-level output voltage and low-level output voltage. high -level output voltage indicates the upper limit of output voltage. low-level output voltage indicates the lower limit. 2.6 large signal voltage gain (av) indicates the amplifying rate (gain) of output voltage a gainst the voltage difference between non-inverting terminal and inverting terminal. it is normally the amplifying rate (gain) with reference to dc voltage. av = (output voltage fluctuation) / (input offset fluctuation) 2.7 input common-mode voltage range (vicm) indicates the input voltage range where ic operates normally. 2.8 common-mode rejection ratio (cmrr) indicates the ratio of fluctuation of in put offset voltage when in-phase input voltage is changed. it is normally the fluctuation of dc. cmrr = (change of input common-mode vo ltage)/(input offset fluctuation) 2.9 power supply rejection ratio (psrr) indicates the ratio of fluctuation of input offset voltage when supply voltage is changed. it is normally the fluctuation of dc . psrr= (change of power supply volt age)/(input offset fluctuation) 2.10 channel separation (cs) indicates the fluctuation of input offset voltage or that of output vo ltage with reference to the change of output voltage of driven channel. 2.11 slew rate (sr) indicates the time fluctuation ratio of volt age output when step input signal is applied. 2.12 unity gain frequency (ft) indicates a frequency where the voltage gain of op-amp is 1. 2.13 total harmonic distortion + noise (thd+n) indicates the fluctuation of input offset voltage or that of output vo ltage with reference to the change of output voltage of driven channel. 2.14 input referred noise voltage (vn) indicates a noise voltage generated inside the operational amplifier equivalent by ideal voltage source connected in series with input terminal. technical note 33/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7461/bu7461s family, bu7441/bu7441s family, bu7462/bu7462s family, bu7442/bu7442s family bu7464/bu7464s family, bu7444/bu7444s family, bu7465/bu7465s family, bu7445/bu7445s family 0 200 400 600 800 1000 0 50 100 150 ambient temperature[ ] pow er dissipation [m w ] 620[mw] 480[mw] 412[mw] 85 0 200 400 600 800 1000 0 50 100 150 ambient temperature[ ] pow er dissipation [m w ] 620[mw] 480[mw] 412[mw] 105 0 200 400 600 800 1000 0 50 100 150 am bient temperature[ ] pow er dissipation [mw ] 488[mw] 85 0 200 400 600 800 1000 05 01 0 01 5 0 ambient temperature[ ] pow er dissipation [mw ] 488[mw] 105 0 200 400 600 800 1000 0 50 100 150 am bient tem perature[ ] pow er dissipation [mw ] 85 535[mw] 540[mw] 0 200 400 600 800 1000 0 50 100 150 am bient tem perature[ ] pow er dissipation [m w ] 105 535[mw] 540[mw] 0 p2 p1 25 125 75 100 50 [w] pd(max) tj(max) ja2 ja1 ja2 < ja1 (b) derating curve ambient temperature ta [ ] derating curve power dissipation (total loss) indicates the power that can be consumed by ic at ta=25 (normal temperature). ic is heated when it consumed power, and the temperature of ic ship bec omes higher than ambient temper ature. the temperature that can be accepted by ic chip depends on circuit configurati on, manufacturing process, and consumable power is limited. power dissipation is determined by the temperature allowed in ic chip (maximum junction temperature) and thermal resistance of package (heat dissipation capability).the maximum junction temperature is typically equal to the maximum value in the storage package (heat dissipation capability).the maximum junction temperature is typically equal to the maximum value in the storage temperature r ange. heat generated by consumed power of ic radiates from the mold resin or lead frame of the package. the parameter which indicates this heat dissipation capability (hardness of heat release) is called thermal resistance, represented by the symbol j-a[ /w]. the temperature of ic inside the package can be estimated by this thermal resistance. fig.195 (a) shows the model of thermal resistance of the package. thermal resistance ja, ambient temperature ta, junction temperature tj, and power di ssipation pd can be calculated by the equation below: ja = (tj-ta) / pd [ /w] ????? ( ) derating curve in fig.195(b) indicates power that can be consumed by ic with reference to ambi ent temperature. power that can be consumed by ic begins to attenuate at certain ambient temperature. this gradient iis determined by thermal resistance ja. thermal resistance ja depends on chip size, power consumptio n, package, ambient te mperature, package condition, wind velocity, etc even when the same of package is used. thermal reduction curve indicates a reference value measured at a specified condi tion. fig196 (c)-(h) show a derating curve for an exampl e ground sense low voltage operation cmos operatio nal amplifiers series. (*26) (*27) (*28) (*29) (*30) (*31) unit 5.4 6.2 4.8 4.12 5.35 4.88 [mw/ ] when using the unit above ta=25[ ], subtract the value above per degree[ ]. permissible dissipation is the value. when fr4 glass epoxy board 70[mm]70[mm]1.6[mm] (cooper foil area below 3[ ]) is mounted. fig.195 thermal resistance and derating fig.196 thermal resistance and derating (c) bu7461g bu7441g (d) bu7462f/fvm/nux bu7442f/fvm/nux bu7461g(*26) bu7441g(*26) bu7462f(*27) bu7442f(*27) bu7462fvm(*28) bu7442fvm(*28) (f) bu7461sg bu7441sg bu7461sg(*26) bu7441sg(*26) bu7462nux(*29) bu7442nux(*29) bu7462sf(*27) bu7442sf ( *27 ) bu7462sfvm(*28) bu7442sfvm(*26) bu7462snux(*29) bu7442snux(*29) (g)bu7462s f/fvm/nux bu7442s f/fvm/nux (e) bu7464f bu7444f (h) bu7464sf bu7444sf bu7465hfv(*30) bu7445hfv(*30) bu7465shfv(*30) bu7455shfv(*30) bu7464f(*31) bu7444f(*31) bu7461sg(*31) bu7441sg(*31) bu7465shfv bu7445shfv bu7465hfv bu7445hfv (a) thermal resistance ja = ( tj ` ta ) / pd [ /w] ambient temperature ta [ ] chip surface temperature tj [ ] power dissipation p [w] technical note 34/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7461/bu7461s family, bu7441/bu7441s family, bu7462/bu7462s family, bu7442/bu7442s family bu7464/bu7464s family, bu7444/bu7444s family, bu7465/bu7465s family, bu7445/bu7445s family cautions on use 1) absolute maximum ratings absolute maximum ratings are the values which indicate t he limits, within which the given voltage range can be safely charged to the terminal. however, it does not guarantee the circuit operation. 2) applied voltage to the input terminal for normal circuit operation of voltage comparator, please input voltage for its input terminal within input common mode voltage vdd + 0.3[v]. then, regardless of power supply voltage, vss-0.3[v] c an be applied to input terminals without deterioration or destruction of its characteristics. 3) operating power supply (split power supply/single power supply) the voltage comparator operates if a give n level of voltage is applied between v dd and vss. therefore, the operational amplifier can be operated under single power supply or split power supply. 4) power dissipation (pd) if the ic is used under excessive power dissipation. an incr ease in the chip temperature wi ll cause deterioration of the radical characteristics of ic. for example, reduction of curr ent capability. take consideration of the effective power dissipation and thermal design with a sufficient margin. pd is reference to the provided power dissipation curve. 5) short circuits between pins and incorrect mounting short circuits between pins and incorrect mounting when mount ing the ic on a printed circui ts board, take notice of the direction and positioning of the ic. if ic is mounted erroneously, it may be damaged. also, when a foreign object is inserted between output, between output and vdd terminal and vss terminal which causes short circuit, the ic may be damaged. 6) using under strong electromagnetic field be careful when using the ic under strong elec tromagnetic field because it may malfunction. 7) usage of ic when stress is applied to the ic through warp of the printed circuit board, the characteristics may fluctuate due to the piezo effect. be careful of the warp of the printed circuit board. 8) testing ic on the set board when testing ic on the set board, in cases where the capacitor is connected to the low impedance, make sure to discharge per fabrication because there is a possibility that ic may be damaged by stress. when removing ic from the set board, it is essential to cut supply volt age. as a countermeasure against the stat ic electricity, observe proper grounding during fabrication process and take due care when carrying and storage it. 9) the ic destruction caused by capacitive load the transistors in circuits may be damaged when vdd terminal and vss terminal is shorted with the charged output terminal capacitor.when ic is used as a operational amplifier or as an application circuit, where oscillation is not activated by an output capacitor, the output capacitor must be kept below 0.1[ f] in order to prevent the damage mentioned above. 10) latch up be careful of input voltage that exceed the vdd and vss. when cmos device have sometimes occur latch up operation. and protect the ic from abnormaly noise 11) decupling capacitor insert the decupling capacitance between vdd and vss, for stable operation of operational amplifier. technical note 35/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7461/bu7461s family, bu7441/bu7441s family, bu7462/bu7462s family, bu7442/bu7442s family bu7464/bu7464s family, bu7444/bu7444s family, bu7465/bu7465s family, bu7445/bu7445s family ordering part number b u 7 4 6 2 s f v m - t r part no. part no. ? 7461 7461s ? 7464 7464s ? 7441 7441s ? 7444 7444s ? 7462 7462s ? 7465 7465s ? 7442 7442s ? 7445 7445s package g : ssop5 f : sop8, sop14 fvm : msop8 nux : vson008x2030 hfv : hvsof5 packaging and forming specification e2: embossed tape and reel (sop8/sop14) tr: embossed tape and reel (ssop5/msop8/vson008x2030/hvsof5) ? order quantity needs to be multiple of the minimum quantity. technical note 36/36 www.rohm.com 2010.12 - rev. a ? 2010 rohm co., ltd. all rights reserved. bu7461/bu7461s family, bu7441/bu7441s family, bu7462/bu7462s family, bu7442/bu7442s family bu7464/bu7464s family, bu7444/bu7444s family, bu7465/bu7465s family, bu7445/bu7445s family direction of feed reel ? order quantity needs to be multiple of the minimum quantity. r1010 a www.rohm.com ? 2010 rohm co., ltd. all rights reserved. notice rohm customer support system http://www.rohm.com/contact/ thank you for your accessing to rohm product informations. more detail product informations and catalogs are available, please contact us. notes no copying or reproduction of this document, in part or in whole, is permitted without the consent of rohm co.,ltd. the content specified herein is subject to change for improvement without notice. the content specified herein is for the purpose of introducing rohm's products (hereinafter "products"). if you wish to use any such product, please be sure to refer to the specifications, which can be obtained from rohm upon request. examples of application circuits, circuit constants and any other information contained herein illustrate the standard usage and operations of the products. the peripheral conditions must be taken into account when designing circuits for mass production. great care was taken in ensuring the accuracy of the information specified in this document. however, should you incur any damage arising from any inaccuracy or misprint of such information, rohm shall bear no responsibility for such damage. the technical information specified herein is intended only to show the typical functions of and examples of application circuits for the products. rohm does not grant you, explicitly or implicitly, any license to use or exercise intellectual property or other rights held by rohm and other parties. rohm shall bear no responsibility whatsoever for any dispute arising from the use of such technical information. the products specified in this document are intended to be used with general-use electronic equipment or devices (such as audio visual equipment, office-automation equipment, commu- nication devices, electronic appliances and amusement devices). the products specified in this document are not designed to be radiation tolerant. while rohm always makes efforts to enhance the quality and reliability of its products, a product may fail or malfunction for a variety of reasons. please be sure to implement in your equipment using the products safety measures to guard against the possibility of physical injury, fire or any other damage caused in the event of the failure of any product, such as derating, redunda ncy, fire control and fail-safe designs. rohm shall bear no responsibility whatsoever for your use of any product outside of the prescribed scope or not in accordance with the instruction manual. the products are not designed or manufactured to be used with any equipment, device or system which requires an extremely high level of reliability the failure or malfunction of which may result in a direct threat to human life or create a risk of human injury (such as a medical instrument, transportation equipment, aerospac e machinery, nuclear-reactor controller, fuel- controller or other safety device). rohm shall bear no responsibility in any way for use of any of the products for the above special purposes. if a product is intended to be used for any such special purpose, please contact a rohm sales representative before purchasing. if you intend to export or ship overseas any product or technology specified herein that may be controlled under the foreign exchange and the foreign trade law, you will be required to obtain a license or permit under the law. |
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