e l e c t r o n i c s i n c . poe synchronous flyback transformer tel: (818) 892-0761 fax: (818) 894-5791 http://www.pca.com pca electronics, inc. 16799 schoenborn st. north hills, ca 91343 ? designed to work with lt42691 chip ? storage temperature : -40? to +125? ? operating temperature : -40? to +85? ? small size and cost effective ? max. duty cycle : 42% ? lead free EPC3409G-LF product performance is limited to specified parameters. data is subject to change without prior notice. electrical parameters @ 25?c unless otherwise specified dimensions are in inches /mm ?.010 /.25 csc3409g-lf rev. 3 9/2/09 jdg notes : 2. peak solder rating 3. weight 1. lead finish 4. packaging information tube : EPC3409G-LF 245? 5.6 grams 20 pieces/tube tape & reel : 400 pieces/13?reel schematic 3 1 2 5 7 9 aux. pri. sec. 1 10 6 sec. 2 output hot dipped sn or sncu dcr ( w max.) pins 3-5 with others shorted leakage inductance (? max.) 0.60 @ 100 khz, 1.0 vrms ? isolation : 1500 vrms (wdg-wdg, wdgs. to core) pins 3-5 primary ocl (? ?10%) 39 @ 100 khz, 1.0 vrms 0.09 pins 1-2 aux. turns ratio 0.085 pins 3-5 pri. pins 1-2:3-5:10-7:9-6 1: 2 : 0.4: 0.4 aux : pri : sec1:sec2 36-57 input voltage (vdc) pins 3-5 secondary output 5.0 (5a) pins 10/9 - 7/6 auxiliary output 12 (200 ma) pins 1-2 0.012 sec. pins 9-6 or pins10-7 package 0.098 (2.49) 0.550 max. (13.97) 0.028 (0.711) 0.550 max. (13.97) 0.695 max. (17.65) 0.031 (0.787) 0?8 0.005/0.015 (0.127/0.381) 0.485 max. (12.32) 0.008/0.012 (0.203/0.305) 0.050 (1.27) 0.098 (2.49) 0.715 (18.16) 0.090 (2.29) pad layout component placement outline 0.740 x 0.550 (18.80 x 13.97) 1 5 6 10 pca epc3409g -lf d.c.
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