nju7741 -1 - ver.2004-03-05 low dropout voltage regulator general discription package outline nju7741 is a low dropout voltage regulator with on/off control. advanced cmos technology achieves high ripple rejection and ultra low quiescent current. it is suitable for portable applications. features pin configuration ultra low quiescent current iq=1.5 a typ.(i o =0ma) output capacitor with 0.1uf ceramic capacitor output current i o (max.)=100ma high precision output v o 1.0% low dropout voltage 0.17v typ. (i o =60ma, v o =3v) with on/off control (active high) internal short circuit current limit cmos technology package outline mtp5 (2.8 2.9 1.1mm) equivalent circuit output voltage rank list device name v out device name v out NJU7741F15 1.5v nju7741f03 3.0v nju7741f02 2.0v nju7741f33 3.3v nju7741f27 2.7v nju7741f06 6.0v nju7741f28 2.8v nju7741f pin function 1.control 2.gnd 3.n.c. 4.v out 5.v in 1 5 2 3 4 nju7741f v out gnd v in vref control current limit output control
nju7741 - 2 - ver.2004-03-05 absolute maximum ratings (ta=25 c) parameter symbol ratings unit input voltage v in +10 v control voltage v cont +10(note 1) v power dissipation p d 200 mw operating temperature to p r ? 40 +85 c storage temperature ts t g ? 40 +125 c (note 1) when input voltage is less than +10v, the absolute maximum control voltage is equal to the input voltage. electrical characteristics (v in =v o +1v, c in =0.1uf, c o =0.1uf, ta=25 c) parameter symbol test condition min. typ. max. unit output voltage v o i o =30ma ? 1.0% ? +1.0% v input voltage v in ? ? 9 v quiescent current i q i o =0ma, v cont =v in , except i cont ? 1.5 3.5 ua quiescent current at control off i q(off) v cont =0v ? 0.1 1 ua output current i o v o ? 0.3v 100 ? ? ma short circuit limit i lim v o =0v ? 25 ? ma line regulation ? v o / ? v in v in = v o +1v v o +6.0v(v o <3.0v) v in = v o +1v 9.0v(v o 3.0v), i o =30ma ? ? 0.30 %/v load regulation ? v o / ? v o io=0 100ma ? ? 0.30 %/ma io=40ma 1.5v v o 2.0v ? 0.19 0.40 v 2.1v v o 2.4v ? 0.19 0.29 v 2.5v v o 2.7v ? 0.18 0.27 v 2.8v v o 3.3v ? 0.17 0.26 v 3.4v v o 5.0v ? 0.16 0.24 v dropout voltage ? v i-o io=60ma 5.1v v o 6.0v ? 0.15 0.22 v average temperature coefficient of output voltage ? v o / ? ta ta = 0 85 c, v o =10ma ? 100 ? ppm/ c pull-down resistance r cont 2.5 5 10 m ? control voltage for on-state v cont(on) 1.6 ? v in v control voltage for off-state v cont(off) 0 ? 0.3 v (note 2) the above specification is a common specification for all voltages. therefore, it may be different from the individual specification for a specific output voltage.
nju7741 - 3 - ver.2004-03-05 test circuit nju7741 v in v in v out control gnd 0.1uf i in i cont v cont i out v out v v a a 0.1uf (ceramic capacitor) c in c o
nju7741 - 4 - ver.2004-03-05 typical application 1 in case that on/off control is not required: connect control terminal to v in terminal. 2 in use of on/off control state of control terminal: ?h? output is enabled. ?l? or ?open? output is disabled. v out nju7741 v in control v out gnd c in 0.1uf c o 0.1uf v in nju7741 v in control v out gnd c in 0.1uf c o 0.1uf v in v out
nju7741 - 5 - ver.2004-03-05 [caution] the specifications on this databook are only given for information , without any guarantee as regards either mistakes or omissions. the application circuits in this databook are described only to show representative usages of the product and not intended for the guarantee or permission of any right including the industrial rights.
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