ec 85xx 35v/2.6 a/200ma ultra-low-iq, low dropout ldo e-cmos corp. ( www.ecmos.com.tw ) page 1 of 6 4l12n-rev.f001 descriptions ec85xx series is designed for power-sensitive appli cations. it includes a precision and high voltage i nput stage, an ultra- low-power bias current branch, and results in a ult ra-low-power and low-dropout linear regulator. the ec85xx operates from an input voltage of v out +1v to 35v, consumes only 2.6 a of quiescent current, and offers 2% initial accuracy and low dropout voltage, 300mv typical at 100ma. ec85xx has 1.8v 2.5v 3.0v 3.3v 3.6v 4.0v 4.2v 5.0v fixed voltage versions. other features include short- circuit protection and thermal shutdown. feature ultra low quiescent current: 2.6 a(typ.) wide operating voltage: v out +1v to 35v high output current: 200ma system startup with no overshoot short circuit protection is designed with no overshoot low dropout voltage high accuracy output voltage: 2% excellent power / load transient response low temperature coefficient: 100ppm/ thermal and short-circuit protection sot-89 and sot-23 package customer pin assignments are available application battery-powered smoke sensor smoke sensor microcontrollers household appliances and instruments ordering information ec85xx nn xx x b1 sot23-3l b6 sot89-3l r tape & reel 18=1.8v 25=2.5v 30=3.0v 36=3.6v 40=4.0v 42=4.2v 50=5.0v
ec 85xx 35v/2.6 a/200ma ultra-low-iq, low dropout ldo e-cmos corp. ( www.ecmos.com.tw ) page 2 of 6 4l12n-rev.f001 pin configuration application diagram part number package marking marking information ec85xxnnb1r sot23 85vv yyww 1. vv : voltage version 18=1.8v 30=3.0v 2. yy year code 14=2014 15=2015 3. ww week code EC85XXNNB6R sot89 ec85vv ywllll 1. vv : voltage version 18=1.8v 30=3.0v 2. y year code e=2014,f=2015 3. w week code 1~26 a~z 27~52 a~z 4. llll last five numbers of lot no. ec85xx
ec 85xx 35v/2.6 a/200ma ultra-low-iq, low dropout ldo e-cmos corp. ( www.ecmos.com.tw ) page 3 of 6 4l12n-rev.f001 absolute maximum ratings symbol parameter value units v in input supply voltage 38 v v out output voltage 6 v t a operating temperature -40 ~ 85 t stg storage temperature -40 ~ 150 t j maximum junction temperature 150 t lead lead temperature (soldering) 10 seconds 260 165(sot89) q ja thermal resistance, junction-to-ambient 230(sot23) / w 750 (sot89) pd power consumption 250 (sot23) mw operating rating parameter value symbol units operating temperature -20 85 v in storage temperature -40 125 v out lead temperature (soldering) 10 seconds 2605 t a block diagram
ec 85xx 35v/2.6 a/200ma ultra-low-iq, low dropout ldo e-cmos corp. ( www.ecmos.com.tw ) page 4 of 6 4l12n-rev.f001 electrical characteristics v in =v out + 1v tj=25 unless otherwise noted. symbol parameter conditions min typ max unit v in input supply voltage 3 36 v v out output voltage accuracy i out =10ma -2% 2% v i q quiescent current 2.6 6.0 a i out output current 200 250 ma i out =10ma v out = - v out *2% 30 mv i out =100ma v out = - v out *2% 300 mv v drop dropout voltage i out =200ma v out = - v out *2% 600 mv v lr load regulation 1ma i out 100ma 40 mv v sr line regulation i out =1ma, v in =(v out +1v) to 30v 0.2 %/v i limit current limit v in =(v out +1v) to 30v r load =v out /1a 450 ma t shdn thermal protection 125 tc vout output voltage temperature coefficient i out =10ma -40 t amb 100 100 ppm/
ec 85xx 35v/2.6 a/200ma ultra-low-iq, low dropout ldo e-cmos corp. ( www.ecmos.com.tw ) page 5 of 6 4l12n-rev.f001 typical performance characteristics
ec 85xx 35v/2.6 a/200ma ultra-low-iq, low dropout ldo e-cmos corp. ( www.ecmos.com.tw ) page 6 of 6 4l12n-rev.f001 outline drawing
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