1/1 a c80v to a c138v input, 18w outpu t isolated a c/dc co n v e r te r BP5717 data sheet 2011.10 - rev. a www.rohm.com ? 2011 rohm co., ltd. all rights reserved. ambient temperature ta( c ) output p o w er (w) output current io (ma) output current io (ma) output v oltage v o(v) 4.01.0 0.50.1 0.250.05 1.30.2 p=2.540.2 2.54x11=27.94typ. absolute maxi m um ratings parameter symbol limits unit conditions 12 -pin input v oltage v d parameter symbol min. typ. max. unit conditions ? 2 ? 1 line regulation vr ? 2 200 mv vi=113v to 195vdc io=1500ma p o w er co n v ersion efficiency 82 87 ? % 480 v 12 -pin input current i d 1 apk 10 -pin input v oltage vh 400 v 7 -pin input v oltage v cc 30 v (ambient temperature + the module self-heating) tcmax 113v to195vdc (about 80 to 138vac) 1sec (between primary and secondary) 6 -pin input current isozcd ? 2.0 ma isizcd +3.0 ma 1 -pin input current ipc 10 ma maximum power po 18 w withstanding voltage vi 2.5 kv allowable maximum surface temperature tcmax 105 c operating temperature range topr ? 25 to +80 c storage temperature range tstg ? 30 to +105 c output voltage vo 11.4 12.0 12.6 v io=1500ma io=1500ma io=1500ma output current io 0 ? 1500 ma load regulation vi ? 5 200 mv io=50 to 1500ma output r ipple v oltage vp ? 55 500 mvpp ? 1: maximum output current must be reduced by ambient temperature. ? 2: an output ripple voltage sometimes changes in capacitor to use, the measurement environment. especially right attention has to be paid to aluminum electrolytic capacitor,because esr changes greatly at the time of the low temperature and output voltages increase. pc vo gnd zcd exte r nal component settings c1,c2: emi capacitor for ac line 0.1 to 0.22 f/ac250v c3: input smoothing capacitor 47 f / 250v c4: vcc smoothing capacitor 10 f / 50v low impedance c5: noise reduction capacitor 2200pf / 1kv c6: quasi-resonance capacitor use if necessary c7: output smoothing capacitor 1000 f / 35v 2 low impedance, rated ripple current 5.5arms. c8: noise reduction capacitor 2200pf/ac250v d1: rectifier diode frd 200v/0.5a d2: rectifier diode 600v/1a d3: rectifier diode 60v/20a d4: diode bridge 400v/1a r1: zero-current adjustment resistor 47k ? 1% 0.125w r2: snubber resistor 200kw5% 3 ? rated at 300v or higher r3: output voltage setting resistor 69.2 ? (68kw + 1.2kw) 1% 0.125w r4: pc current-limiting resistor 910 ? 1% 0.125w t1: switching transformer - f1: fuse be sure to use this for safety fl1: emi filter for ac line - znr: varistor be sure to use this for safety rth: thermistor use if necessary (unless otherwise noted, vi=141 v , r ated load t a=25 c) (ta=25 c) <12v output> pin no. name 1 function secondary-side photocoupler current supply pin 2 secondary output voltage control pin. connect the output smoothing capacitor between gnd. vd 12 drain pin for internal fet. connect to the primary windings of the external transformer. 3 gnd pin for secondary output 6 zero-current adjustment pin vcc 7 internal power supply pin vin(-) 8 primary input (negative) pin vh 10 startup pin c6 c8 f1 d3 d1 d2 d4 fl1 + c7 + c4 + c3 c5 c2 c1 rth r1 r2 BP5717 be sure to use fuse f or sa f et y . 1 2 3 6 1 0 1 2 8 7 r3 r4 1 2v 1 . 5 a zn r t 1 37.4max marking side 1 2 3 6 7 8 10 12 9.3max 3.25max 2.25max. 7.05max. 24.3max marking side 0 2 4 6 8 10 12 14 16 18 20 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 operation range 0 20 40 60 80 100 0 250 500 750 1000 1250 1500 (vin=141v, ta=25 c ) (vin=141v, ta=25 c ) 0 2 4 6 8 10 12 14 16 0 500 1000 1500 2000 2500 (lo=1500ma, ta=25 c ) 11.4 11.6 11.8 12.0 12.2 12.4 12.6 100 120 140 160 180 200 i n p u t v o l t a g e ( v ) output voltage (v) electrical characteristics sample application circuit dimensions (unit : mm ) de r ating cu r v e co n v ersion efficiency load regulation line regulation conversion efficiency (%)
r 1 120 a ww w .rohm.com ? 20 1 1 rohm co., ltd. all rights reserved. notice rohm customer support system http://ww w . r ohm.com/contact/ thank you for your accessing to rohm p r oduct informations. mo r e detail p r oduct informations and catalogs a r e available, please contact us. notes
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