mitsumi cmos regulator mm324 series cmos regulator monolithic ic mm324 series outline this is a regulator ic that high ripple eliminent rate (77db), and has been developed using the cmos process. moreover, in addition to characteristics such as low current consumption and low dropout voltage, it supports long lifetime of batteries with a chip enable function. the mount area is set to 1.10x1.40mm using a surface mount type leadless 4pin package, which realizes microminiaturization. features 1. input voltage range 2~6v 2. output voltage range 1.5~5.0v 3. output voltage accuracy ?% 4. maximum output current 150ma 5. supply current 10? typ. 6. dropout voltage 0.06mv max. 7. output on/off function high:on, low:off package sson-4a sot-25a applications 1. cellular phone 2. portable game device 3. portable information terminal 4. digital cameras 5. note pcs mitsumi pin assignment 13 5 2 4 sot - 25a (top view) 1 v dd 2 gnd 3 ce 4 nc 5 v out 12 43 sson-4a (top view) 1 ce 2 v dd 3 v out 4 gnd
mitsumi cmos regulator mm324 series block diagram v dd v out ce gnd bias vref current limit 2 3 1 4 pin description pin no. pin name functions on / off-control pin 1 ce connect ce pin with v dd pin, when it is not used. 2 v dd voltage-supply pin 3 v out output pin 4 gnd gnd pin ce output l off hon
mitsumi cmos regulator mm324 series absolute maximum ratings (ta=25?) item symbol ratings unit storage temperature t stg - 55~+150 c supply voltage v dd - 0.3~+7.0 v ce input voltage v ce - 0.3~v dd +0.3 v output voltage v out - 0.3~v dd +0.3 v output current i o max. 200 ma allowable loss pd 330 * mw recommended operating conditions (ta=25?) item symbol ratings unit operating ambient temperature tj op - 40~+85 c operating voltage v op 2.0~6.0 v output current i o 0~150 ma note1 : * with pc board of glass epoxy 110 40 0.8 t mm electrical characteristics (unless otherwise noted, ta=25?, v dd =v out (typ.) +1v, v ce =v dd ) item symbol measurement conditions min. typ. max. unit input current (off) i dd off v ce =0v 0.01 1.0 ? no-load input current i dd i out =0ma 10 18 ? output voltage v out i out =30ma 0.99 1.01 v line regulation v line v dd =v o (typ.) +0.5~6v, i out =30ma 0.01 0.2 %/v (v out < = 1.6v, v dd =2.2~6v) load regulation v lode 1ma < = i out < = 80ma 15 50 mv dropout voltage vio please refer to another page v ripple rejection 1 * rr1 f=1khz, vripple=0.5v, i out =50ma 77 db 1.5v < = v out < = 5.0v ripple rejection 2 * rr2 f=10khz, vripple=0.5v, i out =50ma 65 db 1.5v < = v out < = 5.0v v out temperature coefficient v out / t i out =30ma, - 40 c < = t op < = 85 c ?00 ppm/ c output short-circuit current ilim v out =0v 50 ma ce high threshold voltage v ceh 1.5 v ce low threshold voltage v cel 0.25 v ce high threshold current i ceh - 0.1 0.1 ? ce low threshold current i cel - 0.1 0.1 ? note1 : * the parameter is guaranteed by design.
mitsumi cmos regulator mm324 series electrical characteristics 2 (unless otherwise noted, ta=25?, v dd =v out (typ.) +1v, v ce =v dd ) parameter product output voltage dropout voltage name v out (v) v dif (v) test conditions min. typ. max. test conditions min. typ. max. mm3241f mm3241g mm3241h mm3241j mm3241k mm3242a mm3242b mm3242c mm3242d mm3242e mm3242f mm3242g mm3242h mm3242j mm3242k mm3243a mm3243b mm3243c mm3243d mm3243e mm3243f mm3243g mm3243h mm3243j mm3243k mm3244a mm3244b mm3244c mm3244d mm3244e mm3244f mm3244g mm3244h mm3244j mm3244k mm3245a 1.485 1.500 1.515 1.584 1.600 1.616 1.683 1.700 1.717 1.782 1.800 1.818 1.881 1.900 1.919 1.980 2.000 2.020 2.079 2.100 2.121 2.178 2.200 2.222 2.277 2.300 2.323 2.376 2.400 2.424 2.475 2.500 2.525 2.574 2.600 2.626 2.673 2.700 2.727 2.772 2.800 2.828 2.871 2.900 2.929 2.970 3.000 3.030 3.069 3.100 3.131 3.168 3.200 3.232 3.267 3.300 3.333 3.366 3.400 3.434 3.465 3.500 3.535 3.564 3.600 3.636 3.663 3.700 3,737 3.762 3.800 3.838 3.861 3.900 3.939 3.960 4.000 4.040 4.059 4.100 4.141 4.158 4.200 4.242 4.257 4.300 4.343 4.356 4.400 4.444 4.455 4.500 4.545 4.554 4.600 4.646 4.653 4.700 4.747 4.752 4.800 4.848 4.851 4.900 4.949 4.950 5.000 5.050 1ma < = i out < = 30ma i out =30ma 0.1 0.15 1.5v < = v out < = 1.9v 2.0v < = v out < = 2.4v 0.08 0.12 2.5v < = v out < = 2.9v 0.06 0.08 3.0v < = v out < = 3.2v 0.05 0.07 3.3v < = v out < = 5.0v 0.04 0.06
mitsumi cmos regulator mm324 series parameter product output voltage dropout voltage name v out (v) v dif (v) test conditions min. typ. max. test conditions min. typ. max. mm3241f mm3241g mm3241h mm3241j mm3241k mm3242a mm3242b mm3242c mm3242d mm3242e mm3242f mm3242g mm3242h mm3242j mm3242k mm3243a mm3243b mm3243c mm3243d mm3243e mm3243f mm3243g mm3243h mm3243j mm3243k mm3244a mm3244b mm3244c mm3244d mm3244e mm3244f mm3244g mm3244h mm3244j mm3244k mm3245a 1.485 1.500 1.515 1.584 1.600 1.616 1.683 1.700 1.717 1.782 1.800 1.818 1.881 1.900 1.919 1.980 2.000 2.020 2.079 2.100 2.121 2.178 2.200 2.222 2.277 2.300 2.323 2.376 2.400 2.424 2.475 2.500 2.525 2.574 2.600 2.626 2.673 2.700 2.727 2.772 2.800 2.828 2.871 2.900 2.929 2.970 3.000 3.030 3.069 3.100 3.131 3.168 3.200 3.232 3.267 3.300 3.333 3.366 3.400 3.434 3.465 3.500 3.535 3.564 3.600 3.636 3.663 3.700 3.737 3.762 3.800 3.838 3.861 3.900 3.939 3.960 4.000 4.040 4.059 4.100 4.141 4.158 4.200 4.242 4.257 4.300 4.343 4.356 4.400 4.444 4.455 4.500 4.545 4.554 4.600 4.646 4.653 4.700 4.747 4.752 4.800 4.848 4.851 4.900 4.949 4.950 5.000 5.050 i out =30ma i out =100ma 0.6 0.8 1.5v < = v out < = 1.9v 2.0v < = v out < = 2.4v 0.24 0.31 2.5v < = v out < = 2.9v 0.16 0.23 3.0v < = v out < = 3.2v 0.14 0.21 3.3v < = v out < = 5.0v 0.13 0.19
mitsumi cmos regulator mm324 series mitsumi measuring circuit v dd v out ce gnd a v a c out c in t ypical application circuit v dd v out ce gnd c out c in (reference example of external parts) ?output capacitor ceramic capacitor 0.1? ?input capacitor ceramic capacitor 0.1? note 1. the output capacitor is required between output and gnd to prevent oscillation. 2. the esr of capacitor must be defined in esr stability area. it is possible to use a ceramic capacitor without esr resistance for output. the ceramic capacitor must be used more than 0.1? and b temperature characteristics. 3. the wire of v cc and gnd is required to print full ground plane for noise and stability. 4. the input capacitor must be connected a distance of less then 1cm from input pin. 5. in case the output voltage is above the input voltage, the overcurrent flow by internal parastic diode from output to input. * temperature characteristics: b
mitsumi cmos regulator mm324 series output - input voltage input voltage - input current 0 6 012345 input voltage (v) 3 2.5 2 1.5 1 0.5 16.6 ? 83 ? 0 ? output voltage (v) 0 6 012345 input voltage (v) 14 12 10 8 6 4 2 r l = input current ( a) load regulation - 20 - 15 - 10 - 5 0 5 10 15 150 030609 0 120 output current (mv) 20 load regulation (mv) line regulation dropout voltage - output current - 2 - 1.5 - 1 - 0.5 0 0.5 1 1.5 6 3.5 4 4.5 5 5.5 input voltage (v) 2 line regulation (mv) 0 v u q v u $ v s s f o u n "
dropout voltage (v) current limit 0 0.5 1 1.5 2 2.5 300 050 100 150 200 250 output current (ma) 3 output voltage (v) characteristics (unless otherwise noted, ta=25?, v dd =v out (typ.) +1v, v ce =v dd )
mitsumi cmos regulator mm324 series esr stability area 0.01 0.1 1 200 c in =c o =0.1 f 050 100 150 output current (ma) 10 instable area stable area esr ( ? ) ripple rejection - 90 1000 0.01 0.1 1 10 100 frequency f (khz) - 10 - 30 - 50 - 70 i o =50ma i o =150ma i o =1ma ripple rejection rr (db)
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