mitsumi low-saturation 300ma regulators mm159x series low-saturation 300ma regulators monolithic ic mm159x series outline this is a 300ma output low-saturation regulator ic with low noise and high ripple rejection ratio. ceramic capacitors can be used for the output capacitors, and it has an output noise reduction pin and on/off control pin. features 1. high precision output voltage ?.0% 2. output current 300ma 3. input/output voltage difference 0.15v typ. (io=100ma) 4. high ripple rejection ratio 70db typ. 5. wide operating temperature range -40~+85? 6. output voltage 1.5~5.0v (0.1v step) 7. output capacitor 1?(ceramic) package sop-8d/g applications 1. constant voltage power supply for devices that use batteries 2. constant voltage power supply for portable communications devices 3. constant voltage power supply for household electronics products block diagram gnd v in thermal shutdown bias c ont driver limitter current c n reference out v
mitsumi low-saturation 300ma regulators mm159x series pin description pin no. pin name function internal equivalent circuit diagram error amp. out v error amp. out v c n 1 v out output pin 2 nc 3 gnd ground pin 4 c n noise decrease pin 14 3 2 85 6 7 sop - 8d/g (top view) 1 v out 2 nc 3 gnd 4 c n 5 c ont 6 nc 7 nc 8 v in pin assignment
mitsumi low-saturation 300ma regulators mm159x series pin no. pin name function internal equivalent circuit diagram c ont 225k 300k v in bias 5 c out control pin 6 nc no connection 7 nc no connection 8 v in input pin c out output hon l off absolute maximum ratings (ta=25?) item symbol ratings units storage temperature t stg - 55~+150 c supply voltage v in - 0.3~+13 v allowable loss pd 950 * 1 mw recommended operating conditions item symbol ratings units operating temperature t opr - 40~+85 c output current i out 0~300 ma operating voltage v op v o typ.+0.5~13 v note : * 1 with the double sided pc board of glass epoxy (copper plane 80%, 192 142 1.2mm)
mitsumi low-saturation 300ma regulators mm159x series electrical characteristics 1 (except where noted therwise, ta=25?, v in =v o +2v, v cont =1.6v) electrical characteristics 2 item symbol measurement conditions min. typ. max. units no-load input current i cc io=0ma 2.2 5 ma input current (off) i ccoff v cont =0v 0 1 ? output voltage * 2 v out io=1ma 0.98 1.02 v dropout voltage * 3 v io v in =v o - 0.2v, i o =100ma 0.15 0.3 v line regulation v1 v in =v o +1.5~vo+2.5v, i o =1ma 10 20 mv load regulation v2 io=0~300ma 20 120 mv v out temperature coefficient * 1 v out / t tj= - 40~+85 c 100 ppm/ c ripple rejection * 1 rr f=120hz v ripple =1v, i o =100ma 50 70 db output noise voltage * 1 v n fbw = 20 ~ 80khz , c n = 470pf, i out = 100ma 75 ?rms fbw = 20 ~ 80khz , c n = open, i out = 100ma 150 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 note1 : * 1. the parameter is guaranteed by design. note2 : * 2. please refer to follow. note3 : * 3. the parameter is not guaranteed in the model less than v out =2v. product test output voltage (v) name condisions min. typ. max. mm1591j 1.764 1.8 1.836 mm1591k 1.862 1.9 1.938 mm1592a 1.960 2.0 2.040 mm1592b 2.058 2.1 2.142 mm1592c 2.156 2.2 2.244 mm1592d 2.254 2.3 2.346 mm1592e 2.352 2.4 2.448 mm1592f 2.450 2.5 2.550 mm1592g 2.548 2.6 2.652 mm1592h 2.646 2.7 2.754 mm1592j 2.744 2.8 2.856 mm1592k 2.842 2.9 2.958 mm1593a 2.940 3.0 3.060 mm1593b 3.038 3.1 3.162 mm1593c 3.136 3.2 3.264 mm1593d 3.234 3.3 3.366 mm1593e 3.332 3.4 3.468 mm1593f 3.430 3.5 3.570 mm1593g 3.528 3.6 3.672 mm1593h 3.626 3.7 3.774 mm1593j 3.724 3.8 3.876 MM1593K 3.822 3.9 3.978 io=1ma product test output voltage (v) name condisions min. typ. max. mm1594a 3.920 4.0 4.080 mm1594b 4.018 4.1 4.182 mm1594c 4.116 4.2 4.284 mm1594d 4.214 4.3 4.386 mm1594e 4.312 4.4 4.488 mm1594f 4.410 4.5 4.590 mm1594g 4.508 4.6 4.692 mm1594h 4.606 4.7 4.794 mm1594j 4.704 4.8 4.896 mm1594k 4.802 4.9 4.998 mm1595a 4.900 5.0 5.100 io=250ma output voltage
mitsumi low-saturation 300ma regulators mm159x series measuring circuit nc 12 gnd 3 7 6 nc nc v in c n 4 c ont 5 o v 8 v a a a c in =1 f ceramic co=1 f ceramic* ceramic c n =470pf application circuit nc 12 gnd 3 7 6 nc nc v in c n 4 c ont 5 o v 8 c in =1 f ceramic co=1 f ceramic* ceramic c n =470pf input to load 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 1.0f and b type (x5r) temperature characteristics. 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. the rise time will chage depending on the capacitance value. 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. * temperature characteristics: b type (x5r type)
mitsumi low-saturation 300ma regulators mm159x series characteristics (2.5v product except where noted therwise, ta=25?, v in =v o +2v, v cont =v in , c in =1.0 f, c o =1.0 f) input voltage-output voltage no load input current 0.0 3 15 4 2 0 input voltage v in (v) 1.5 1.0 0.5 2.0 3.0 2.5 output voltage v o (v) r l =8.3 ? r l =25 ? r l =2.5k ? 0.0 6 212 10 8 4 0 input voltage v in (v) 3.0 2.0 1.0 5.0 4.0 input current i in (ma) r l = load regulation -30 200 50 300 250 100 150 0 load current i out (ma) 10 0 -10 -20 30 20 load regulation vload (mv) line regulation drop voltage -10 11 12 5678 13 910 4 input voltage v in (v) 0 -5 10 5 line regulation r l =2.5k ? v o (mv) 0.00 200 300 500 400 100 0 i out (ma) 0.20 0.10 0.50 0.30 0.40 drop voltage (v) v in =2.3v output voltage(i o =0ma) 2.2 75 100 - 25 150 125 02550 - 50 ambient temperature ta ( c) 2.5 2.4 2.3 2.7 2.6 output voltage v out (v) r l =
mitsumi low-saturation 300ma regulators mm159x series ripple rejection output noise - 100 10 0.1 1000 100 1 0.01 frequency (khz) - 50 - 60 - 40 - 30 - 20 - 70 - 80 - 90 0 - 10 ripple rejection rr (db) c n =0 f c n =470pf c n =0.01 f 0 1000 10 10000 100 1 noise reduction capacitor c n (pf) 100 50 200 150 output noise vn ( vrms) r l =12 ? current limit characteristics 0.0 400 500 100 200 700 600 300 0 output current i out (ma) 1.5 1.0 0.5 2.0 3.0 2.5 output voltage v o (v) gnd pin current esr stability area 0 400 100 500 200 300 0 output current i out (ma) 40 30 20 10 60 50 gnd pin current (ma) 0.01 300 100 400 200 0 output current i out (ma) 1 0.1 10 esr ( ? ) stable area instable area power dissipation 0 150 50 200 100 0 ambient temperature ta ( c) 400 200 1000 800 600 pd (mw) not attached 192 142 1.2mm on board copper plane 80% characteristics (2.5v product except where noted therwise, ta=25 c, v in =v o +2v, v cont =v in , c in =1.0 f, c o =1.0 f)
mitsumi low-saturation 300ma regulators mm159x series characteristics (1.8v, 5.0v product except where noted therwise, ta=25 c, v in =v o +2v, v cont =v in , c in =1.0 f, c o =1.0 f) load regulation(v o =1.8v) load regulation(v o =5.0v) 1.5 400 500 100 200 600 300 0 output current i out (ma) 1.8 1.7 1.6 2 1.9 output voltage v o (v) 4.7 400 100 600 500 200 300 0 output current i out (ma) 5 4.9 4.8 5.2 5.1 output voltage v o (v) output voltage(v o =1.8v) 1.5 25 - 25 150 50 75 100 125 0 - 50 ambient temperature ta ( c) 1.8 1.7 1.6 2.0 1.9 output voltage v out (v) output voltage(v o =5.0v) 4.7 25 - 25 150 50 75 100 125 0 - 50 ambient temperature ta ( c) 5.0 4.9 4.8 5.2 5.1 output voltage v out (v)
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