mitsumi low-saturation 1000ma regulators mm170 series low-saturation 1000ma regulators monolithic ic mm170 series outline this ic is a small stabilized power supply ic that provides output voltage accuracy of ?%, output current of 1000ma (max.), and dropout voltage of 0.18v typ. with 1000ma. it also has an output noise reduction pin and output on/off control pin (hsop-8a). it is available in the to-252a package in addition to hsop-8a considering heat radiation. features 1. current consumption (no load) 1ma typ. 2. high accuracy output voltage ?.0% 3. dropout voltage 0.18v typ. (io=1000ma) 4. high ripple rejection 65db typ. 5. operating temperature range - 40 to +85? 6. output voltage 0.9 to 2.0v (0.1v steps) 7. output capacitor 1? (ceramic) packages 1. hsop-8a 2. to-252a applications 1. tvs 2. printers 3. dvd equipment 4. portable equipment 14 3 2 85 6 7 hsop - 8a (top view) heat spreader bottom 1 v out 2 nc 3 gnd 4 cn 5 cont 6 nc 7 nc 8 v in 1 v in 2 v o 3 gnd pin assignment 12 3 to-252a (top view)
mitsumi low-saturation 1000ma regulators mm170 series r no. table parts no. vo (v) r no. (r59) mm1700khbe 0.9 7647 mm1701ahbe 1.0 7648 mm1701bhbe 1.1 7649 mm1701chbe 1.2 7650 MM1701DHBE 1.3 7651 mm1701ehbe 1.4 7652 mm1701fhbe 1.5 7653 mm1701ghbe 1.6 7654 mm1701hhbe 1.7 7655 mm1701jhbe 1.8 7656 mm1701khbe 1.9 7657 mm1702ahbe 2.0 7658 t aping: b housing block diagram bias thermal shutdown driver current limitter reference vo v in gnd cont 1 f 1 f cn 0.01 f co c in
mitsumi low-saturation 1000ma regulators mm170 series pin description (hsop-8a) pin no. pin name function internal equivalent circuit diagram 1 v out output pin the capacitor must be connected with the output pin more than 1?. 2 nc no connection 3 gnd ground 4 cn noise decrease pin connecting with the 0.01? capacitor can decrease output noise. if the capacitor is not connected, the pin may be influenced by outside noise. 500k input circuit 5 cont control pin 6 nc no connection 7 nc no connection 8 v in input pin the capacitor is required to be connected with the input pin more than 1?. cont output hon l off absolute maximum ratings (ta=25?) item symbol ratings units storage temperature t stg - 40~+150 c supply voltage v in - 0.3~+12 v power dissipation pd 1800 ( * 1) mw note1: * 1 with the double sided pc board of glass epoxy. (37 37 1.6mm copper plane 80%)
mitsumi low-saturation 1000ma regulators mm170 series electrical characteristics 1 (except where noted otherwise, ta=25?, v in =vo+0.5v, v cont =0.8v, io=1ma) item symbol measurement conditions min. typ. max. units no-load input current i cc io=0ma 1 2 ma input current (off) i cc off v cont =0v 0 1 ? output voltage * 2 v out 0.98 1.02 v dropout voltage * 3 vio v in =v out - 0.1v, io=1a 0.18 0.25 v line regulation v1 v in =vo+0.5~vo+1.5v 10 20 mv load regulation * 1 v2 io=0~1a 10 30 mv v out temperature coefficient * 1 v out / t tj= - 40~+85 c 100 ppm/ c ripple rejection * 1 rr f=1khz 50 65 db vripple=0.5v, io=250ma output noise voltage * 1 vn fbw=20~80khz cn=0.01? 60 ?rms fbw=20~80khz cn=open 150 cont pin input current * 4 i cont 0.3 0.6 ? cont pin high threshold level v cont h 0.8 10 v cont pin low threshold level v cont l - 0.3 0.2 v note 1: * 1 the parameter is guaranteed by design. note 2: * 2 please refer to electrical characteristics 2. note 3: * 3 the parameter is not guaranteed in the model less than v out =1v. note 4: * 4p lease refer to 'characteristics'. recommended operating conditions (ta=25?) item symbol ratings units operating temperature t opr - 40~+85 c output current i out 0~1 a operating voltage v op vo (typ.) +0.25~+10 ( * 1) v note1: * 1 the operating voltage is (vo+0.35v)~10v in the model less than v out =1v. electrical characteristics 2 (except where noted otherwise, ta=25?, v in =vo+0.5v, io=1ma) model no. test output voltage conditions min. typ. max. mm1700k 0.870 0.9 0.930 mm1701a 0.970 1.0 1.030 mm1701b 1.070 1.1 1.130 mm1701c 1.170 1.2 1.230 mm1701d 1.270 1.3 1.330 mm1701e 1.370 1.4 1.430 mm1701f 1.470 1.5 1.530 mm1701g 1.568 1.6 1.632 mm1701h 1.666 1.7 1.734 mm1701j 1.764 1.8 1.836 mm1701k 1.862 1.9 1.938 mm1702a 1.960 2.0 2.040 output voltage
mitsumi low-saturation 1000ma regulators mm170 series measuring circuit (hsop-8a) v out nc gnd cn v in cont 1234 5 6 8 1.0 f 0.01 f ceramic 1 f a a v a 7 nc nc application circuit (hsop-8a) note 1. the output capacitor is required between output and gnd to prevent oscillation. 2. the output capacitor must be used in esr stable area. 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 in 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 flows by internal parasitic diode from output to input. in such application, the external bypass diode must be connected between the output pin and the input pin. v out nc gnd cn v in cont 1234 5 6 7 1.0 f ceramic 0.01 f ceramic to load input 8 nc nc 1 f ceramic/ b type c in c out capacity kind capacity kind characteristics 2.2? or more ceramic 10? ceramic b type/x5r 1.0? or more ceramic 1.0? ceramic b type/x5r
mitsumi low-saturation 1000ma regulators mm170 series power dissipation land pattern recommendation this ic's gnd pin and the heat spreader bottom effectively radiate heat. by increasing these copper foil pattern area of pcb, power dissipation improves. please kindly design pcb pattern taking care of above features about the power dissipation. power dissipation 0 200 400 600 800 1000 1200 1400 1600 1800 2000 0255075 100 125 150 ambient temperature ( c ) with the double sided pc board of glass epoxy (37 37 1.6mm, copper plane 80%) power dissipation (mw) hsop-8a 4.41mm 1.1mm 0.6mm 4.7mm 3.1mm 2.9mm note: these dimensions are the reference values.
mitsumi low-saturation 1000ma regulators mm170 series input voltage-output voltage no load input current 0 0.5 1 1.5 2 0 1.4 0.2 0.4 0.6 0.8 1.0 1.2 input voltage(v) output voltage(v) io=1a io=750ma io=500ma rl= 024 8 610 0.00 1.40 0.20 0.40 0.60 0.80 1.00 1.20 input voltage (v) input current (ma) load regulation 0 0.25 0.75 0.5 1 1.25 1.5 - 30 30 - 20 - 10 0 10 20 output current (a) load regulation (mv) line regulation drop voltage * p n " 024 8 610 - 20 20 - - - input voltage (v) line regulation (mv) v in =1.1v 0 250 750 500 1000 1250 1500 0 300 50 100 150 200 250 output current (ma) drop voltage (mv) output voltage-temperature io=1ma - 50 - 25 0 50 25 75 100 125 150 175 1.1 1.3 1.28 1.26 1.24 1.22 1.2 1.18 1.16 1.14 1.12 temperature ( c ) output voltage (v) characteristics (vo=1.2v except where noted otherwise, ta=25?, v in =vo+0.5v, v cont =0.8v, c in =1.0?, co=1.0?)
mitsumi low-saturation 1000ma regulators mm170 series ripple rejection current limit cn=0.01 f 0.01 0.1 1 100 10 1000 - 100 0 - 10 - 20 - 30 - 40 - 50 - 60 - 70 - 80 - 90 frequency (khz) ripple rejection (db) io=1a io=500ma io=250ma 0 0.5 1 2 1.5 2.5 0.4 1.3 0.5 0.6 0.7 0.8 0.9 1 1.1 1.2 output current (a) output voltage (v) gnd pin current 0 250 750 500 1000 1250 1500 0 60 10 20 30 40 50 output current (ma) gnd pin current (ma) esr stable area c out =1.0 f 0 250 750 500 1000 1250 1500 0.01 10 0.1 1 output current (ma) esr ( ? ) stable area instable area instable area cont pin input current v in =1.7v 01 3 2456 0 20 18 16 14 12 10 8 6 4 2 cont pin input voltage (v) cont pin input current ( a) characteristics (vo=1.2v except where noted otherwise, ta=25?, v in =vo+0.5v, v cont =0.8v, c in =1.0?, co=1.0?)
mitsumi low-saturation 1000ma regulators mm170 series input voltage-output voltage no load input current 0 0.5 1 1.5 2 0 1 0.9 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 input voltage (v) output voltage (v) io=1a io=750ma io=500ma 3 - 02 6 4810 12 0 1.2 input voltage (v) input current (ma) load regulation 0 0.2 0.4 0.8 0.6 1 - 30 30 - 20 - 10 0 10 20 load current (a) load regulation (mv) line regulation t emperature-output voltage 345 7 68910 - 30 30 - 20 - 10 0 10 20 input voltage (v) line regulation (mv) - 50 - 25 0 50 25 75 100 125 150 175 0.8 1 0.98 0.96 0.94 0.92 0.9 0.88 0.86 0.84 0.82 temperature ( c ) output voltage (v) drop voltage 0 200 400 800 600 1000 0 300 50 100 150 200 250 output current (ma) drop voltage (mv) characteristics (vo=0.9v except where noted otherwise, ta=25?, v in =vo+0.5v, v cont =0.8v, c in =1.0?, co=1.0?)
mitsumi low-saturation 1000ma regulators mm170 series input voltage-output voltage no load input current 0 0.5 1.5 12 2.5 3 0 2 1.8 1.6 1.4 1.2 1 0.8 0.6 0.4 0.2 input voltage (v) output voltage (v) io=1a io=750ma io=500ma 3 - 02 6 4810 12 0 4 input voltage (v) input current (ma) load regulation 0 0.25 0.75 0.5 1 1.25 1.5 - 30 30 - 20 - 10 0 10 20 output current (a) load regulation (mv) line regulation t emperature-output voltage 345 7 68910 - 30 30 - 20 - 10 0 10 20 input voltage (v) line regulation (mv) - 50 - 25 0 50 25 75 100 125 150 175 1.7 1.9 1.88 1.86 1.84 1.82 1.8 1.78 1.76 1.74 1.72 tempareture ( c ) output voltage (v) drop voltage v in =1.7v 0 250 750 500 1000 1250 1500 0 300 50 100 150 200 250 output current (ma) drop voltage (mv) characteristics (vo=1.8v except where noted otherwise, ta=25?, v in =vo+0.5v, v cont =0.8v, c in =1.0?, co=1.0?)
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