NJM2386A -1- ver.2007-02-23 low dropout voltage regulator with on/off control general description package outline the NJM2386A is a general purpose low dropout voltage regulators with on/off control. the output current is up to 1.0a and dropout voltage is up 0.2v typical at 500ma load. it features high maximum input voltage of 30v for a wide application range including tv, home appliance and power modules. compared with the njm2386, off control quiescent current is significantly reduces for current sensitive applications. features high maximum input voltage up to 30v low dropout voltage 0.2v typ. at io=0.5a output current io(max.)=1.0a on/off control (active high) off control quiescent current internal short circuit current limit internal overvoltage protection internal thermal overload protection bipolar technology package outline to-252-5 pin configuration equivalent circuit v out gnd v in bandgap reference control current limit thermal protection overvoltage protection pin function 1. v in 2. on/off control 3. v out 4. n.c. 5. gnd njm2386 a dl3 NJM2386Adl3 3 12 3 4 5
NJM2386A - 2 - ver.2007-02-23 output voltage rank list device name v out NJM2386Adl3-33 3.3v NJM2386Adl3-05 5.0v NJM2386Adl3-08 8.0v NJM2386Adl3-09 9.0v NJM2386Adl3-12 12.0v absolute maximum ratings (ta=25 c) parameter symbol ratings unit input voltage v in +35 v control voltage v cont +35(*1) v output current io 1.0 a power dissipation p d 10(tc 25 c) / 1(ta 25 c) w operating junction temperature range tj -40 +150 c operating temperature range topr -40 +85 c storage temperature range tstg -50 +150 c (*1): when input voltage is less than +35v, the absolute maximum control voltage is equal to the input voltage. electrical characteristics (v in =v o +1v, io=0.5a, c in =0.33 f, c o = 2 2 f, t j = 2 5 c) measurement is conducted by pulse testing. parameter symbol conditions min. typ. max. unit input voltage v in - - 30 v output voltage vo v in =v o +1v -2% - +2% v line regulation ? vo/ ? v in v in =v o +1v v o +17v - 0.04 0.16 %/v load regulation ? vo/ ? io v in =v o +2v,io=0a 1.0a - 0.2 1.4 %/a average temperature coefficient of output voltage ? vo/ ? t tj=0 +125 c - 0.02 - %/ c quiescent current i q io=0a, v cont =2.7v except i cont - - 5 ma off control quiescent current i q(off) v cont =0v - - 1 a dropout voltage ? v i-o io=0.5a - 0.2 0.5 v NJM2386Adl3-33 54 67 - NJM2386Adl3-05 54 67 - NJM2386Adl3-08 52 65 - NJM2386Adl3-09 52 65 - ripple rejection NJM2386Adl3-12 rr v in =v o +2v, ein=0.5vrms , f=120hz 50 63 - db on control voltage v cont(on) 2.0(*2) - - v off control voltage v cont(off) - - 0.4 v on control current i cont(on) v c =2.7v 10 30 50 a off control current i cont(off) v c =0.4v 1 3 5 a (*2): when on/off control terminal is open, output voltage is on.
NJM2386A - 3 - ver.2007-02-23 test circuit standard test circuit a v 3 io 22f vo 0.33f v in r l NJM2386A + 5 2 a v cont i cont i q /i qoff + 4 1 a ripple rejection test circuit v 3 1 22f vo r l NJM2386A + 0.33f + 4 v in ~ + 5 ~ 2
NJM2386A - 4 - ver.2007-02-23 typical application 1 in the case where on/off control is not required: NJM2386A v in v out control gnd 0.33f 22f v out v in r (0~100k ? ) + + connect control terminal to v in terminal. the quiescent current can be reduced by using a resistance ?r?. instead, it increases the minimum operating voltage. for further information, please refer to figure ?output voltage vs. control voltage?. 2 in use of on/off control: NJM2386A v in v out control gnd 0. 33f 22f v out v in r + + state of control terminal: ? ?h? output is enabled. ? ?l? or ?open? output is disabled.
NJM2386A - 5 - ver.2007-02-23 typicalcharacteristics 4 4.5 5 5.5 6 44.5 55.56 output voltage : vo(v) input voltage : v in (v) NJM2386A_5.0v output voltage vs. input voltage @:ta=25 o c co=22 f io=0a io=0.5a io=1a 0 1 2 3 4 5 6 0 500 1000 1500 2000 2500 0 1 2 3 4 5 6 NJM2386A_5.0v output voltage vs. output current @: ta =25 o c co=22 f output voltage : vo(v) output current : io(a) 0 0.5 1 1.5 2 2.5 v in =vo+1v v in =35v v in =vo+12v 0 5 10 15 20 25 30 35 40 00.511.5 ground pin current : i gnd (ma) NJM2386A_5.0 ground pin current vs. output current @:ta=25 o c v in =6v co=22 f output current : i o (a) 0 0. 2 0. 4 0. 6 0. 8 1 00.511.5 output current:io(a) @:ta=25 o c co=22 f(ceramic) dropout voltage:dv i-o (v) NJM2386A_5.0v dropout voltage vs. output current 0 20 40 60 80 100 0123 control current : i cont ( a) control voltage : v cont (v) NJM2386A_5.0v control current vs. control voltage @:ta=25 o c v in =6v co=22 f io=0.5a rc=0 ? rc=50k ? rc=100k ? 0 1 2 3 4 5 6 00.511.522.5 output voltage : vo(v) control voltage : v cont (v) NJM2386A_5.0v output voltage vs. control voltage rc=0 ? rc=50k ? rc=100k ? @:ta=25 o c v in =6 v co=22 f io=0.5a
NJM2386A - 6 - ver.2007-02-23 typicalcharacteristics -3 -2 -1 0 1 2 3 00.511.5 output current : io(a) NJM2386A_5.0v load regulation vs. output current @:ta=25 o c v in =6.0v co=22 f load regulation : dvo-io(%/a) 0 0.5 1 1.5 2 2.5 3 5 101520253035 peak output current : io max (a) NJM2386A_5.0v peak output current vs. input voltage input voltage : v in (v) @:ta=25 o c co=22 f 0 10 20 30 40 50 0 5 10 15 20 25 30 35 NJM2386A_5.0v quiescent current vs. input voltage input voltage : v in (v) quiescent current : i q (ma) @:ta=25 o c output is open. co=22 f including icont 0 100 200 300 400 500 0.001 0.01 0.1 1 10 100 1000 output noise voltage : vn( vrms) NJM2386A_5.0v output noise voltage vs. output current @:ta=25 o c v in =6 v lpf:80khz co=22 f output current : io(a) 1u 1 10m 1m 100 10 1 100m 20 30 40 50 60 70 80 90 100 10 100 1000 10 4 10 5 NJM2386A_5.0v ripple rejection ratio vs. frequency ripple rejection ratio: rr (db) frequency : f (hz) io=0a io=0.1a io=0.5a @:ta=25 o c v in =7v e in =500mvrms co=22 f 10k 100k io=1.0a 10 100 1k 20 30 40 50 60 70 80 90 100 0.001 0.01 0.1 1 10 100 1000 NJM2386A_5.0v ripple rejection ratio vs. output current ripple rejection ratio: rr (db) @:ta=25 o c v in =7 v e in =5 00mvr ms f=120hz co=22 f output current : io(a) 1u 1 10m 1m 100 10 1 100m
NJM2386A -7- ver.2007-02-23 typicalcharacteristics 0 0.2 0.4 0.6 0.8 1 -50 0 50 100 150 dropout voltage : dv i-o (v) NJM2386A_5.0v dropout voltage vs. temperature @:co=22 f io=0.5a temperature : ta ( o c) 0 0.5 1 1.5 2 -50 0 50 100 150 control voltage :vcont-on [v] NJM2386A_5.0v control voltage vs. temperature @:v in =6 v io=0.5a co=22 f temperature : ta ( o c) 4.8 4.9 5 5.1 5.2 -50 0 50 100 150 output voltage : vo(v) NJM2386A_5.0v output voltage vs. temperature @:v in =6 v io=0 .5a co=22 f temperature : ta ( o c) 0 500 1000 1500 2000 -50 0 50 100 150 output peak current : io_peak (ma) NJM2386A_5.0v output peak current vs. temperature @:v in =6.0v co=22 f temperature : ta ( o c) 0 1 2 3 4 5 -50 0 50 100 150 quiescent current : i q (ma) NJM2386A_5.0v quiescent current vs. input voltage @:v in =6v output is open. co=22 f vcont=2.7v temperature : ta ( o c)
NJM2386A - 8 - ver.2007-02-23 typicalcharacteristics -0.1 -0.05 0 0.05 0.1 -50 0 50 100 150 line regulation : dvo/dio(%/v) NJM2386A_5.0v line regulation vs. tem perature @:v in =6-22v io =0.5 a co=22 f temperature : ta ( o c) 0 0.5 1 1.5 -50 0 50 100 150 load regulation : dvo/dio(%/a) NJM2386A_5.0v load regulation vs. temperature @:v in =6v io=0-1a co=22 f temperature : ta ( o c) 0 1 2 3 4 5 6 -50 0 50 10 0 15 0 20 0 output voltage : vo(v) NJM2386A_5.0v output voltage vs. temperature @:v in =6.0v io=500ma co=22 f temperature : ta ( o c) 0 100 200 300 400 500 -50 0 50 100 150 short circuit current : isc (ma) NJM2386A_5.0v short circuit current vs. temperature @: v in =6v co=22 f output is short to ground. temperature : ta ( o c)
NJM2386A - 9 - ver.2007-02-23 typicalcharacteristics -2 0 2 4 6 8 10 12 14 -30 -25 -20 -15 -10 -5 0 5 10 012345 NJM2386A_5.0v on/off transient response without load output voltage : vo [v] control voltage : vo [v] time : t [s] control voltage output voltage @:ta=25 o c vdd=6v co=22 f io=0ma -2 0 2 4 6 8 10 12 14 -30 -25 -20 -15 -10 -5 0 5 10 0 4 8 121620 NJM2386A_5.0v on/off transi ent response output voltage : vo [v] contr ol v oltage : vo [v] time : t [ms] control voltage output voltage @:ta=25 o c vdd=6v co=22 f io=500ma 4.94 4.96 4.98 5 5.02 5.04 5.06 5.08 5. 1 0 1 2 3 4 5 6 7 8 0 40 80 120 160 200 NJM2386A_5.0v input transient response output voltage : vo [v] time : t [ s] input voltage output vo ltage @:ta=25 o c vdd=6v co=22 f io=500ma input voltage : v in [v] 4.4 4.6 4.8 5 5.2 5.4 5.6 5.8 6 100 150 200 250 300 350 400 450 500 0 40 80 120 160 200 NJM2386A_5.0v load transi ent response output voltage : vo [v] time : t [us] output current output vo ltage @:ta=25 o c vdd=6v co=22 f io=450ma output current : io [ma] [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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