mitsumi 1000ma regulator mm166 h, mm166 t 1000ma regulator monolithic ic mm166 h, mm166 t outline this ic is a small, stable power supply with output voltage precision of 2% (when i o = 500ma), maximum output current of 1000ma, and i/o voltage difference of 0.2v typ. at 500ma. output noise reduction and output on/off control pins are provided, making it ideal for portable equipment. (hsop-8, to-252) features 1. no-load current consumption 2.5ma typ. 2. i/o voltage difference 0.2v typ. (i o =500ma) 3. ripple rejection rate 65db typ. (f=120hz, v ripple =1v p - p , i o =250ma) 4. output current 1000ma max. 5. output noise voltage 45vrms typ. (cn=470pf) 6. output voltage rank 1.5 ~ 5.0v (0.1v steps) 7. output on/off control high on, low off package hsop-8, to-252 applications 1. cordless telephone 2. portable equipment, etc. 3. dvd 14 3 2 85 6 7 hsop - 8 1 v out 2 nc 3 gnd 4 cn 5 c ont 6 nc 7 nc 8 v in pin assignment v in v o gnd to - 252
mitsumi 1000ma regulator mm166 h, mm166 t equivalent circuit diagram gnd v in thermal shutdown bias c ont driver limitter current cn reference out v pin description pin no. pin name function equivalent circuit diagram error amp. out v error amp. out v c n 1 v out output pin 2 nc 3 gnd ground 4 cn noise decrease pin hsop-8
mitsumi 1000ma regulator mm166 h, mm166 t pin no. pin name function equivalent circuit diagram c ont 225k 300k v in bias 5 c ont control pin 6 nc 7 nc 8 v in input pin c ont output hon l off pin no. pin name function equivalent circuit diagram v in bias error amp. out v 1 v in input pin 2 gnd ground 3 v out output pin to-252
mitsumi 1000ma regulator mm166 h, mm166 t electrical characteristics 1 (except where noted therwise, ta=25?, v cc =9v) item symbol measurement conditions min. typ. max. units no-load input current i cc io=0ma 2.5 5 ma input current (off) i ccoff v cont =0v 0 1 ? output voltage * 2 v out io=250ma 0.98 1.02 v dropout voltage * 3 vio v in =v o - 0.2v, i o =500ma 0.2 0.5 v line regulation v1 v in =v o +1.5~vo+2.5v, i o =250ma 10 20 mv load regulation v2 io=0~1a 20 100 mv v out temperature coefficient * 1 v out / t tj= - 30~+85 c 100 ppm/ c ripple rejection * 1 rr f=120hz v ripple =1v, i o =250ma 50 65 db output noise voltage * 1 vn fbw=20~80khz cn=470pf i o =250ma 45 ?rms fbw=20~80khz cn=open i o =250ma 90 c ont pin input current i cont v cont =5v 10 20 30 ? c ont pin high threshold level v cont h 1.6 v in +0.3 v c ont pin low threshold level v cont l - 0.3 0.4 v note 1: * 1 the parameter is guaranteed by design. note 2: * 2 please refer to another page. note 3: * 3 the parameter is not guaranteed in the model less than v out =2v. absolute maximum ratings (ta=25?) item symbol ratings units storage temperature t stg - 40~+150 c supply voltage v in - 0.3~+12 v allowable loss pd 2500 (to-252) mw 1800 (hsop-8)* recommended operating conditions item symbol ratings units operating temperature t opr - 40~+85 c output current i out 0~1 a operating voltage v op v o typ.+0.5~+10 v note: to-252 : with the double sided pc board of glass epoxy (copper plane 80%, 100 150 1.0mm) hsop-8 : with the double sided pc board of glass epoxy (copper plane 80%, 37 37 1.6mm)
mitsumi 1000ma regulator mm166 h, mm166 t measuring circuit nc 12 gnd 3 7 6 nc nc v in cn 4 c ont v o 8 v a a 5 a 1.0 f 0.33 f 22 f ceramic cn=470pf electrical characteristics 2 product test output voltage name condisions min. typ. max. mm1661f 1.470 1.5 1.530 mm1661g 1.568 1.6 1.632 mm1661h 1.666 1.7 1.734 mm1661j 1.764 1.8 1.836 mm1661k 1.862 1.9 1.938 mm1662a 1.960 2.0 2.040 mm1662b 2.058 2.1 2.142 mm1662c 2.156 2.2 2.244 mm1662d 2.254 2.3 2.346 mm1662e 2.352 2.4 2.448 mm1662f 2.450 2.5 2.550 mm1662g 2.548 2.6 2.652 mm1662h 2.646 2.7 2.754 mm1662j 2.744 2.8 2.856 mm1662k 2.842 2.9 2.958 mm1663a 2.940 3.0 3.060 mm1663b 3.038 3.1 3.162 mm1663c 3.136 3.2 3.264 mm1663d 3.234 3.3 3.366 mm1663e 3.332 3.4 3.468 mm1663f 3.430 3.5 3.570 mm1663g 3.528 3.6 3.672 mm1663h 3.626 3.7 3.774 mm1663j 3.724 3.8 3.876 mm1663k 3.822 3.9 3.978 io=250ma product test output voltage name condisions min. typ. max. mm1664a 3.920 4.0 4.080 mm1664b 4.018 4.1 4.182 mm1664c 4.116 4.2 4.284 mm1664d 4.214 4.3 4.386 mm1664e 4.312 4.4 4.488 mm1664f 4.410 4.5 4.590 mm1664g 4.508 4.6 4.692 mm1664h 4.606 4.7 4.794 mm1664j 4.704 4.8 4.896 mm1664k 4.802 4.9 4.998 mm1665a 4.900 5.0 5.100 io=250ma output voltage gnd 1 3 2 v in v o a 1.0 f ceramic v a 0.33 f 22 f
mitsumi 1000ma regulator mm166 h, mm166 t characteristics (3.0v product except where noted therwise, ta=25?, v in =v o +2v, v cont =1.6v, c in =1.0 f, c o =22 f, 0.33 f) application circuit nc 12 gnd 3 7 6 nc nc v in cn 4 cont v o 8 5 1.0 f 0.33 f 22 f ceramic ceramic input to load cn=470pf ceramic 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. 3. the wire of vcc and gnd is required to print full ground plane for noise and stability. 4. the input capacitor must be connected a distance of less than 1cm from input pin. 5. the capacitor is connected to cn must have low leakage current characteristics, because cn pin is high impedance. 6. in case the output voltage is above the input voltage, the overcurrent flow by internal parasitic diode from output to input. in such application, the external bypass diode must be connected between output and input pin. gnd 1 3 2 v in v o 1.0 f ceramic 0.33 f 22 f about power dissipation this ic's gnd pin and heat spreader bottom effectively radiate heat. by increasing these copper foil pattern area of pcb, power dissipation improves. please kindly desigh pcb pattern taking care of above features about power dissipation. power dissipation 0 500 1000 1500 2000 2500 3000 0255075 100 125 150 ambient temperature(?c) power dissipation(mw) hsop-8 : 37 37 1.6mm double sided glass epoxy copper plane 80% to-252 : 150 100 1.0mm double sided glass epoxy copper plane 80%
mitsumi 1000ma regulator mm166 h, mm166 t input voltage-output voltage input current-input voltage 0.0 56 12 10 9 8 7 34 0 input voltage v in (v) 2.5 2.0 1.5 1.0 0.5 3.0 4.0 3.5 output voltage v o (v) r l = r l =13.2 ? r l =6.6 ? 0.0 6 210 8 4 0 input voltage v in (v) 2.5 2.0 1.5 1.0 0.5 3.0 3.5 4.5 4.0 input current(ma) r l = load regulation - 30 0.6 0.2 1 0.8 0.4 0 load current(a) 0 - 10 - 20 30 20 10 load regulation line regulation dropout voltage - 20 9 56 10 78 4 input voltage(v) 0 - 10 - 5 - 15 20 15 10 5 line regulation 0 400 600 200 1000 800 0 output current(ma) 300 200 100 700 400 600 500 drop voltage(mv) v in =3.1v output voltage-temperature 3.1 75 100 - 25 150 125 02550 - 50 temperature(?c) 3.3 3.2 3.5 3.4 output voltage(v)
mitsumi 1000ma regulator mm166 h, mm166 t ripple rejection current limit - 100 - 80 - 90 10 0.1 1000 100 1 0.01 frequency(khz) - 50 - 40 - 30 - 20 - 60 - 70 0 - 10 ripple rejection(db) r l =6.6 ? r l =3.3k ? r l =13.2 ? 0 1000 500 1500 1 output current(ma) 2.0 1.5 1.0 50 4.0 3.5 3.0 2.5 output voltage(v) gnd pin current 0 600 200 1200 1000 800 400 0 output current(ma) 30 20 10 40 60 50 gnd pin current(ma)
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