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date: 7/26/06 rev g sp084 5a low dropout linear regulator ? 2006 sipex corporation sp1084 general description the s p1084 is a series of low dropout positive voltage regulators with a maximum dropout of 1.5v at 5a of load current. the series features on-chip thermal limiting which provides protection against any combination of overload and ambient temperatures that would create excessive junction temperatures. it also includes a trimmed band-gap reference and a current limiting circuit. the s p1084 is available in 1.5v , 1.8v , 2.5v , 2.85v , 3.3v and 5.0v versions. the fixed versions integrate the adjust ment resistors. it is also available in an adjustable versio n which can set the output voltage with two external resis tors. the s p1084 series is available in standard packages of to-263-3, to-220 and to-252. features g low dropout v oltage: 1.3v t ypically at 5a g current limiting and thermal protection g output current: 5a g current limit: 6.5a g operating junction t emperature range: 0 to 125 o c g line regulation: 0.015% (t ypical) g load regulation: 0.2% (t ypical) g available in rohs compliant, lead free packaging applications g high efficiency linear regulators g battery chargers g post regulation for switching supply g microprocessor supply g desktop pcs, risc and embedded processors supply figure . package t ypes of sp084 to-252 to-220 to-263-3 to-263-3 1 2 3 adj/gnd output input 5a low dropout linear regulator solved by tm
2 date: 7/26/06 rev g sp084 5a low dropout linear regulator ? 2006 sipex corporation figure 2. pin configuration of sp084 (t op view) pin configuration functional block diagram figure . functional block diagram of s p084 v package (to-220) v 1 package (to-263-3) input output adj/gnd 1 2 3 1 2 3 adj/gnd output v 2 package (to-252) 1 2 3 adj/gnd output input input thermal protection + - for adjustable output, disconnect a and a2, connect b input output adj/ gnd a a2 b for fixed output, connect a and a2, disconnect b 1 2 3
date: 7/26/06 rev g sp084 5a low dropout linear regulator ? 2006 sipex corporation note 1: stresses greater than those listed under "absolute maximum ratings" may cause permanent damage to the device. these are stress ratings only, and functional operation of the device at these or any other conditions beyond those indicated under"recommended operating conditions" is not implied. exposure to "absolute maximum ratings" for extended periods may affect device reliability. recommended operating conditions parameter symbol min max unit operating junction temperature range t j 150 o c storage temperature range t s -65 150 o c lead temperature (soldering, 10 sec.) t lead 300 o c esd (human body model) esd 2000 v parameter symbol min max unit input voltage v in 12 v operating junction temperature range t j 0 125 o c absolute maximum ratings (note 1)
4 date: 7/26/06 rev g sp084 5a low dropout linear regulator ? 2006 sipex corporation electrical characteristics t ypicals and limits appearing in normal type apply for t j = 25 o c. limits appearing in boldface type apply over parameter symbol conditions min t yp max unit reference v oltage v ref sp1084-adj, i out = 10ma, v in -v out = 3v , 10ma d i out d 5a, 1.5v d v in - v out d 5v 1.238 1.225 1.250 1.250 1.262 1.270 v output v oltage v out sp1084-1.5, i out = 0ma, v in = 4.5v , 10ma d i out d 5a, 3.1v d v in d 6v 1.485 1.47 1.5 1.5 1.515 1.53 v sp1084-1.8, i out = 0ma, v in = 4.8v , 10ma d i out d 5a, 3.4v d v in d 6v 1.782 1.764 1.8 1.8 1.818 1.836 v sp1084-2.5, i out = 0ma, v in = 5.5v , 10ma d i out d 5a, 4.1v d v in d 7v 2.475 2.45 2.5 2.5 2.525 2.55 v sp1084-2.85, i out = 0ma, v in = 6v , 10ma d i out d 5a, 4.5v d v in d 8v 2.822 2.793 2.85 2.85 2.879 2.907 v sp1084-3.3, i out = 0ma, v in = 6.3v , 10ma d i out d 5a, 4.9v d v in d 8v 3.267 3.234 3.3 3.3 3.333 3.366 v sp1084-5.0, i out = 0ma, v in = 8v , 10ma d i out d 5a, 6.6v d v in d 10v 4.95 4.9 5 5 5.05 5.1 v line regulation ' v out sp1084-adj, i out = 10ma, 2.85v d v in d 10v 0.015 0.035 0.2 0.2 % sp1084-1.5, i out = 10ma, 3.1v d v in d 10v 0.5 1 6 6 mv sp1084-1.8, i out = 10ma, 3.4v d v in d 10v 0.5 1 6 6 mv sp1084-2.5, i out = 10ma, 4.1v d v in d 10v 0.5 1 6 6 mv sp1084-2.85, i out = 10ma, 4.5v d v in d 10v 0.5 1 6 6 mv sp1084-3.3, i out = 10ma, 4.9v d v in d 10v 0.5 1 6 6 mv sp1084-5.0, i out = 10ma, 6.6v d v in d 10v 0.5 1 10 10 mv the entire operating junction temperature range.
5 date: 7/26/06 rev g sp084 5a low dropout linear regulator ? 2006 sipex corporation electrical characteristics (continued) parameter symbol conditions min t yp max unit load regulation ' v out sp1084-adj, 0ma d i out d 5a, v in - v out = 3v 0.1 0.2 0.3 0.4 % sp1084-1.5, 0ma d i out d 5a, v in - v out = 3v 3 7 15 20 mv sp1084-1.8, 0ma d i out d 5a, v in - v out = 3v 3 7 15 20 mv sp1084-2.5, 0ma d i out d 5a, v in - v out = 3v 3 7 15 20 mv sp1084-2.85, 0ma d i out d 5a, v in - v out = 3v 3 7 15 20 mv sp1084-3.3, 0ma d i out d 5a, v in - v out = 3v 3 7 15 20 mv sp1084-5.0, 0ma d i out d 5a, v in - v out = 3v 5 10 20 35 mv dropout v oltage i o = 5a, ' v ref , ' v out = 1% 1.3 1.5 v current limit i limit v in - v out = 3v , 5.5 6.5 a minimum load current v in = 10v (sp1084-adj) 3 10 ma quiescent current v in = 10v (sp1084) 5 10 ma ripple rejection f ripple = 120hz, c out = 25 p f t antalum, i out = 5a, v in - v out = 3v 60 72 db adjust pin current v in = 4.25v , i out = 10ma 55 120 p a adjust pin current change 10ma d i out d 5a, 1.5v d (v in -v out ) d 4.5v 0.2 5 p a t emperature stability i out = 10ma, v in - v out = 1.5 0.5 % long t erm stability t a = 125 o c, 1000hrs 0.5 % rms noise (% of v out ) 10hz d f d 10khz 0.003 % thermal resistance junction -to-case t jc to-263 to-220 to-252 3 3 4 o c/w t ypicals and limits appearing in normal type apply for t j = 25 o c. limits appearing in boldface type apply over the entire operating junction temperature range.
6 date: 7/26/06 rev g sp084 5a low dropout linear regulator ? 2006 sipex corporation typical performance characteristics figure 4. dropout voltage vs. output current figure 5. output voltage vs. temperature 0.0 0.5 .0 .5 2.0 2.5 .0 .5 4.0 4.5 5.0 0.80 0.85 0.0 0.5 .00 .05 .0 .5 .20 .25 .0 .5 .40 .45 .50 dropout voltage (v) output current (a) 0 25 50 75 00 25 -.0 -0.8 -0.6 -0.4 -0.2 0.0 line regulation (mv) t j ( o c) 0 25 50 75 00 25 2.47 2.48 2.4 2.50 2.5 2.52 2.5 output voltage (v) t j ( o c) figure 6. line regulation vs. temperature 0 2 4 5 20 25 0 5 40 45 50 55 60 65 70 75 80 adjust pin current (ua) output current (a) figure 7. adjust pin current vs. output current
7 date: 7/26/06 rev g sp084 5a low dropout linear regulator ? 2006 sipex corporation figure 8. dropout voltage vs. temperature figure . short circuit current vs. dropout voltage typical performance characteristics (continued) 0 25 50 75 00 25 .20 .25 .0 .5 .40 dropout voltage (v) t j ( o c) 0 2 4 6 8 0 2 0 2 4 5 6 7 8 short circuit current (a) dropout voltage (v) figure 0. load transient response figure . line transient response
8 date: 7/26/06 rev g sp084 5a low dropout linear regulator ? 2006 sipex corporation applica tion informa tion 5a low dropout linear regula figure 2. t ypical applications of sp084 t ypical application s p1 084 - adj v in v out adj v in 10 p f tantalum r2 22 p f tantalum + + + + v in sp10 84 - 5.0 v in v out gnd 10 p f tantalum 22 p f tantalum v out v out r1 v out =v ref * (+r2/r) + i adj * r2
date: 7/26/06 rev g sp084 5a low dropout linear regulator ? 2006 sipex corporation mechanical dimensions to-263-3 unit: mm(inch) 7 e e 7 e 8.640(0.40) .650(0.80) 0.0(0.0) 0.50(0.020) 2.540(0.00) .50(0.045) .650(0.80) e 4.760(0.58) 8.840(0.48) 2.640(0.04) 0.020(0.00) 8 e 2 e 0 e 6 e 0.80(0.05) 2.0(0.04) 0.60(0.04) 2.200(0.087) 70 e 0.20(0.405) 4.070(0.60) 4.820(0.0) .0(0.055) .50(0.045) .0(0.055) 2.540(0.00) .270(0.050) .0(0.055) 2.60(0.06) 5.740(0.620) 0.250(0.00) 2.700(0.06) 0.400(0.06) 5.600(0.220) 7.420(0.22) 7.80(0.4) 2.540(0.00) 2.540(0.00) p ackage: 3 pin to-263
0 date: 7/26/06 rev g sp084 5a low dropout linear regulator ? 2006 sipex corporation p ackage: 3 pin to-220 mechanical dimensions (continued) to-220 unit: mm(inch) ? .560(0.40) 4.20(0.560) .60(0.046) 0.8(0.02) 8.76(0.45) 2.540(0.00) 0.56(0.04) 2.080(0.082) e 7 e .560(0.40) 7 e .660(0.80) 0.550(0.022) 60 e 0.8(0.05) 2.580(0.02) 6 0 e 8.520(0.5) ? .500(0.05) 0.200(0.008) .850(0.07) 2.540(0.00) 0.8(0.05) 0.406(0.06) .80(0.) 0.660(0.420) 4.060(0.60) .50(0.05) 27.880(.08) 0.280(.2) .520(0.75) 6.50(0.650) 4.820(0.0) 2.880(0.) .760(0.06)
date: 7/26/06 rev g sp084 5a low dropout linear regulator ? 2006 sipex corporation mechanical dimensions (continued) to-252 unit: mm(inch) e 7 e .400(0.055) 0.020(0.00) 0.460(0.08) 2.240(0.088) 0.650(0.026) .500(0.74) 0.750(0.00) 0.640(0.025) 5.20(0.206) 6.80(0.25) 2.600(0.02) 5.60(0.2) 2.80(0.086) 0.600(0.024) 5 e 5 e 8 e 0.400(0.06) 0.50(0.020) 0.480(0.0) .080(0.04) h 45 e 6.680(0.26) 0.580(0.02) 2.80(0.04) 5.40(0.24) 0.50(0.07) 0.00(0.8) 2.40(0.02) 2.240(0.088) 2.40(0.02) 0.780(0.0) 0.850(0.0) .760(0.06) 5.560(0.2) .20(0.052) 0.540(0.02) 0.20(0.005) .000(0.8) 2.0 e .0 e 2.0 e .0 e p ackage:2 pin to-252
2 date: 7/26/06 rev g sp084 5a low dropout linear regulator ? 2006 sipex corporation figure 8. dropout voltage vs. temperature figure . short circuit current vs. dropout voltage typical performance characteristics (continued) 0 25 50 75 00 25 .20 .25 .0 .5 .40 dropout voltage (v) t j ( o c) 0 2 4 6 8 0 2 0 2 4 5 6 7 8 short circuit current (a) dropout voltage (v) figure 0. load transient response figure . line transient response sipex corporation headquarters and sales offce 2 south hillview drive milpitas, ca 505 tel: (408) 4-7500 fax: (408) 5-7600 ordering informa tion sipex corporation reserves the right to make changes to any products described herein. sipex does not assume any liability arising out of the application or use of any product or circuit described herein; neither does it convey any license under its patent rights nor the rights of others. part number package v 2 : to-252 adj: adjustable output 1.5: fixed output 1.5v 1.8: fixed output 1.8v 2.5: fixed output 2.5v 3.3: fixed output 3.3v 5.0: fixed output 5.0v - l : lead free s p1084 / tr : t ape and reel blank: t ube v: to-220 v 1 : to-263-3 2.85: fixed output 2.85v solved by tm part number voltage range t emperature range package pin count pack qty sp084v2-l/tr adj 0oc to +25oc to-252 2 2,500/tr sp084v2-l--5/tr .5v 0oc to +25oc to-252 2 2,500/tr sp084v2-l--8/tr .8v 0oc to +25oc to-252 2 2,500/tr sp084v2-l-2-5/tr 2.5v 0oc to +25oc to-252 2 2,500/tr sp084v2-l-2-85/tr 2.85v 0oc to +25oc to-252 2 2,500/tr sp084v2-l--/tr .v 0oc to +25oc to-252 2 2,500/tr sp084v2-l-5-0/tr 5v 0oc to +25oc to-252 2 2,500/tr sp084v-l/tr adj 0oc to +25oc to-26 800/tr sp084v-l--5/tr .5v 0oc to +25oc to-26 800/tr sp084v-l--8/tr .8v 0oc to +25oc to-26 800/tr sp084v-l-2-5t/r 2.5v 0oc to +25oc to-26 800/tr sp084v-l-2-85/tr 2.85v 0oc to +25oc to-26 800/tr sp084v-l--/tr .v 0oc to +25oc to-26 800/tr sp084v-l-5-0t/r 5v 0oc to +25oc to-26 800/tr sp 084v-l adj 0oc to +25oc to-220 50/tube sp 084v-l--5 .5v 0oc to +25oc to-220 50/tube sp 084v-l--8 .8v 0oc to +25oc to-220 50/tube sp 084v-l-2-5 2.5v 0oc to +25oc to-220 50/tube sp 084v-l-2-85 2.85v 0oc to +25oc to-220 50/tube sp 084v-l-- .v 0oc to +25oc to-220 50/tube sp 084v-l-5-0 5v 0oc to +25oc to-220 50/tube

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