AT1201 preliminary product information 2.5/2.7/2.8/3.0/3. 3/4.5/5.0v 150ma ldo 2f, no.10, prosperity rd. ii, science-based industrial park, hsinchu 300,taiwan, r.o.c. tel: 886-3-563-0878 www: http://www.aimtron.com.tw fax: 886-3-563-0879 email: service@aimtron.com.tw 1 features ? output voltage 2.5/2.7/2.8/3.0/3.3/4.5/5.0v ? output current 150ma ? output noise voltage 35 v rms typ. ? no-load input current 90 a typ. ? i/o voltage difference 0.1v typ.(io=50ma) ? ripple rejection ratio 70db typ. ? bulit-in on/off control applications ? cordless phones ? portable phones, phs ? other battery operating system general description the AT1201 is a low-noise, low-dropout, low- quiescent-current linear regulator designed for battery-powered applications. the output voltage precision is within 2 and output currents of up to 150ma the input/output voltage difference at 50ma is only 0.1v. block dia g ram aimtron reserves the right without notice to change this circuitry and specifications.
AT1201 preliminary product information 2.5/2.7/2.8/3.0/3. 3/4.5/5.0v 150ma ldo 2f, no.10, prosperity rd. ii, science-based industrial park, hsinchu 300,taiwan, r.o.c. tel: 886-3-563-0878 www: http://www.aimtron.com.tw fax: 886-3-563-0879 email: service@aimtron.com.tw 2 pin assignment ordering information part number package remarks AT1201- x 5-pin plastic sot x AT1201- xr 5-pin plastic sot r :output voltage 25::2.5v 27::2.7v 28:2.8v 30:3.0v 33:3.3 v 45::4.5v 50:5.0v : :date code : a:5v b:3.3v c:3.0v d:2.8v e:2.7v f:4.5v g:2.5v absolute maximum ratings item symbol ratings units storage temperature t stg -40 ? 125 operating temperature t opr -30 ? 85 power supply voltage v cc -0.3 ? 14 v output current i out 200 ma power consumption pd 150 mw recomnended operating condition item symbol ratings units operating temperature t op -20 ? 75 output current i op 0 ? 150 ma operating voltage v op 3.4 ? 10 v
AT1201 preliminary product information 2.5/2.7/2.8/3.0/3. 3/4.5/5.0v 150ma ldo 2f, no.10, prosperity rd. ii, science-based industrial park, hsinchu 300,taiwan, r.o.c. tel: 886-3-563-0878 www: http://www.aimtron.com.tw fax: 886-3-563-0879 email: service@aimtron.com.tw 3 electrical characteristics (except where noted otherwise, ta 25 ) item symbol measurement conditions min. typ. max. units output voltage v o v in =v o +1v, i o =30ma v out -2 v out v out +2 v no-load consumption current iccq1 v in =v o +1v, i o =0ma 90 180 a input current while off iccq2 v in =v o +1v, v cont =0v 0.1 a i/o voltage difference vd min v in =v o -0.2v, i o =50ma 0.1 0.2 v input fluctuations v1 v in =v o +1v~10v, i o =50ma 10 20 mv load fluctuation v2 v in =v o +1v, i o =0~100ma 30 60 mv output voltage temperature coefficient v o / t tj=-20~+75 ,v in = v o +1v, i o =30ma 100 ppm/ ripple rejection rate rr v in =v o +1v, i o =30ma, v ripple =1v p-p ,f=120hz 50 70 db output noise voltage vn v in =v o +1v, f=20~80khz, i o =30ma, cn=0.01 f 35 (3v item) vrms c ont pin current while on i cont v cont =1.6v 5 15 a c ont pin high level h 1.6 v in +0.3v v c ont pin low level l -0.3 0.4 v measuring circuit
AT1201 preliminary product information 2.5/2.7/2.8/3.0/3. 3/4.5/5.0v 150ma ldo 2f, no.10, prosperity rd. ii, science-based industrial park, hsinchu 300,taiwan, r.o.c. tel: 886-3-563-0878 www: http://www.aimtron.com.tw fax: 886-3-563-0879 email: service@aimtron.com.tw 4 characteristics (33x,33xr series ) ? consumption current (v in =4.3v) ? i/o voltage difference (v in =3.1v) ? current limit (v in =4.3v) ? output fluctuation (i o =30ma) ? load fluctuation (v in =4.3v) ? no-l oad input current
AT1201 preliminary product information 2.5/2.7/2.8/3.0/3. 3/4.5/5.0v 150ma ldo 2f, no.10, prosperity rd. ii, science-based industrial park, hsinchu 300,taiwan, r.o.c. tel: 886-3-563-0878 www: http://www.aimtron.com.tw fax: 886-3-563-0879 email: service@aimtron.com.tw 5 ? load step (1ma-200ma) ? chip enable transient response ? current limit response
AT1201 preliminary product information 2.5/2.7/2.8/3.0/3. 3/4.5/5.0v 150ma ldo 2f, no.10, prosperity rd. ii, science-based industrial park, hsinchu 300,taiwan, r.o.c. tel: 886-3-563-0878 www: http://www.aimtron.com.tw fax: 886-3-563-0879 email: service@aimtron.com.tw 6 small outline sot-25 inches millimeters symbol min max min max notes a 0.035 0.057 0.90 1.45 - a1 0.000 0.006 0.00 0.15 - a2 0.035 0.051 0.90 1.30 - b 0.010 0.020 0.25 0.50 - c 0.003 0.008 0.08 0.20 - d 0.110 0.122 2.80 3.10 - e 0.102 0.118 2.60 3.00 - e1 0.059 0.069 1.50 1.75 - l 0.014 0.022 0.35 0.55 e 0.037ref 0.95ref e1 0.075ref 1.90ref r 0 0 10 0 0 0 10 0 -
AT1201 preliminary product information 2.5/2.7/2.8/3.0/3. 3/4.5/5.0v 150ma ldo 2f, no.10, prosperity rd. ii, science-based industrial park, hsinchu 300,taiwan, r.o.c. tel: 886-3-563-0878 www: http://www.aimtron.com.tw fax: 886-3-563-0879 email: service@aimtron.com.tw 7 reflow condition (ir/co nvection or vpr reflow) reference jedec standard j-std-020a classification reflow profiles convection or ir/convction vpr average heating rate(180 c to peak) 5 c/second max. 10 c/second max. preheat temperature(125 20 c) 120 seconds max. temperature maintained above 180 c 10~150 seconds time within 5 c of actual peak temperature 10~20 seconds 60 seconds peak temperature range(note 1) 219~225 c or 235~240 c 219~225 c or 235~240 c cooling rate 6 c /second max. 10 c/second max. time 25 c to peak temperature 6 minutes max. *1 the maximum peak temperatures for ir and vp reflow are depending on package dimensions. package reflow conditions pkg. thickness 2.5mm and all bags pkg. thickness <2.5mm and pkg. volume 350 mm 3 pkg. thickness <2.5mm and pkg. volume <350 mm 3 convection 219~225 c convection 235~240 c vpr 219~225 c vpr 235~240 c ir/convection 219~225 c ir/convection 235~240 c
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