mitsumi low-saturation three-pin regulators with externally mounted power transistor mm1215 and 1216 low-saturation three-pin regulators with externally mounted power transistor monolithic ics mm1215 and 1216 outline these ics are high-precision, high-voltage stabilized power supply devices which, by employing an externally mounted power transistor are able to drive loads at large currents. the input/output voltage difference is a low 0.2v, and an internal protection circuit ensures that the devices can be used in a wide range of portable equipment. output on/off control is also provided. features 1. input voltage 16v max. 2. input/output voltage difference 0.2v typ. 3. maximum driving current 15ma max. 4. no-load input current 250a typ. 5. thermal shutdown circuit provided 6. output ranks e : 9.0v2% i : 4.02% f : 6.0v2% j : 3.02% g : 5.0v2% z : 3.32% h : 4.5v2% package sot-25a (mm1215 n, MM1216 n) * the output voltage rank appears in the boxes. applications 1. handheld computers 2. portable transceivers 3. cordless phones 4. other portable equipment which uses batteries model low high mm1215 on off MM1216 off on c ont pin output logic 1 drive 2 gnd 3 cont 4 v in 5 v out 54 123 sot - 25a pin assignment
mitsumi low-saturation three-pin regulators with externally mounted power transistor mm1215 and 1216 equivalent circuit diagram absolute maximum ratings item symbol ratings units storage temperature t stg - 40~+125 c operating temperature t opr - 20~+75 c power supply voltage vd max. - 0.3~16 v recommended power supply voltage v in 2.5~12 v cont pin voltage v coh 1 - 0.3~v in +0.3 v recommended driving current 0~10 ma allowable loss pd 150 mw
mitsumi low-saturation three-pin regulators with externally mounted power transistor mm1215 and 1216 electrical characteristics (ta=25c) : using the 2sb956 output transistor item symbol measurement conditions min. typ. max. unit e 9.00 f 6.00 g 5.00 output voltage vo v in =vo+1v io=100ma h vo - 2% 4.50 vo+2% v i 4.00 j 3.00 z 3.30 consumption current iccql v in =vo+1v 250 400 a minimum i/o voltage difference vd min. v in =vo - 0.1v 0.2 0.3 v input fluctuation rate v2 v in =(vo+1v)~12v 0.01 0.1 %/v load fluctuation rate v1 v in =vo+1v, io=0~500ma 0.01 0.03 %/ma output voltage temperature coefficient vo/t tj= - 20~+75c 100 ppm/c ripple rejection rate rr v in =vo+2v, f=120hz 50 60 db v ripple =1v, io=100ma output noise voltage vn v in =vo+1v, io=100ma 150 vrms f=10~80khz mm1215 input current while off iccq2 v in =vo+1v 25 40 a c ont pin current i on v cont =0.6v 1 3 a c ont pin current i off v cont =2.4v 5 10 a MM1216 input current while off iccq2 v in =vo+1v 25 40 a c ont pin current i on v cont =2.4v 5 10 a c ont pin current i off v cont =0.6v 1 3 a cont pin level high v h 2.4 v low v l 0.6 v
mitsumi low-saturation three-pin regulators with externally mounted power transistor mm1215 and 1216 measuring circuit measurement circuit 1 measurement circuit 2 note: when the c ont pin is unused, it should be connected to ground for the mm1215 and to vcc for the MM1216. characteristics (mm1215) 3 4 5 2 1 0 0123456 input voltage (v) output voltage (v) 0 0 100 200 300 400 500 0.1 0.2 0.3 0.4 0.5 output current (ma) i/o voltage difference (v) 300 400 500 200 100 0 0 2 4 6 8 1012141618 input voltage (v) consuption current ( a) - 5 0 0 4 6 8 101214 18 16 5 10 15 20 - 10 - 15 - 20 output voltage (v) input fluctuation rate (mv) output voltage characteristic no-load input current i/o voltage difference (v in =2.8v) input fluctuation rate
mitsumi low-saturation three-pin regulators with externally mounted power transistor mm1215 and 1216 0 0 100 200 300 400 500 10 20 30 - 10 - 20 - 30 output current (ma) load fluctuation rate temperature ( c) 2.98 3 - 25 0 25 50 75 100 125 3.02 3.04 3.06 2.96 2.94 2.92 output voltage (v) frequency (hz) 10 20 30 40 50 60 70 80 90 100 0 10 100 1k 10k 100k ripple rejection rate (db) load fluctuation output temperature characteristic ripple rejection rate
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