e l e c t r o n i c s i n c . flyback transformer tel:(818)8920761 fax:(818)8945791 http://www.pca.com pcaelectronics,inc. 16799schoenbornst. northhills,ca91343 ?designedtoworkwithlineartech.ltc4278 ?bobbin:ul94v0recognizedmaterials ?storagetemperature:40cto+125c ?operatingtemperature:0cto+70c ?class130ocinsulationsystem ?dutycycle:62%max. ?switchingfrequency:250khz ?addlfafterpartforleadfree EPC3472G & EPC3472G-lf productperformanceislimitedtospecifiedparameters.dataissubjecttochangewithoutpriornotice. electrical parameters @ 25 c unlessotherwisespecifieddimensionsareininches /mm.010/.25 csc3472g&lfrev.709/26/12jdg dielectric rating (vrms) 1500 wdg.wdg. wdgs.core 0.25 pri.w/aux.andsec. shorted leakage inductance (hmax.) @100khz, 1.0vrms inductance (h5%) @100khz, 1.0vrms 9.0 pri. dcr (m typ.) 13.5 pri. 280 aux. 2.6 sec. 1:0.375 pri.:sec. 1:0.75 pri.:aux. turns ratio notes : 1.leadfinish 2.peaksolderrating (forwavesolderprocessonly) 3.weight 4.packaginginformation (tray) EPC3472G snpb 225c 13.5grams 40pcs/tray EPC3472G-lf hottindip(sn)orsncu 260c 13.5grams 40pcs/tray schematic package 0.830 (21.08) 7 6 1 12 0.028 (0.71) 0.875 (22.23) 0.118(3.00) 0.866 (22.0) 0.150 (3.81) 0.118 (3.00) 0.080 (2.03) componentoutline 1.20x0.840 (30.48x21.34) pcblayout (topview) 0.440max. (11.18) 1.128 (28.65) 0.079 (2.01) 0.004 (0.10) pca EPC3472G(-lf) d.c. 6 1 7 12 5 16 2 pri. 9vto57v 3 87 12 11 4 aux. 10v(30ma) sec. 5v(5a) cw-w (pftyp.) @100khz, 1.0vrms 95 pri.toaux.andsec.
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