Flyback Power Transformer ELECTRONICS INC. EPC3130-X[-S] & EPC3130-X[-S]-LF • Used in SMPS Flyback Topology • Designed for use with Power Integration Chip • Reinforced Insulation (Triple Insulated Wire) • Add “-LF” after part number for Lead-Free • UL 94V-0 Recognized Components • UL 1446 Class F Insulation System • Very Low Core Loss Electrical Parameters @ 25° C PCA Part Number Chipset Voltage (Vdc) Current (Amp.) V out 3 V out 4 @ 10 KHz, 0.1 Vrms 19 120-375 19 15 273 N 12 120-375 12 15 490 N 35 120-375 35 15 342 N 12 120-375 24 15 466 24 5 120-375 24 15 466 N 24 120-395 24 13 256 N • Switching Frequency : 132 KHz • Isolation : 4500 Vrms • V in EPC3130-1[-S](-LF) EPC3130-2[-S](-LF) EPC3130-3[-S](-LF) EPC3130-4[-S](-LF) EPC3130-5[-S](-LF) EPC3130-6[-S](-LF) Primary OCL (µH ± 10%) TOP249Y TOP234Y TOP247Y TOP247Y TOP244Y Viper 100 V out 1 V out 2 Sec. 1 Sec. 2 Sec. 3 Sec. 4 1.8 1.9 1.0 2.0 1.0 1.8 1.8 1.9 1.0 0.1 0.8 1.8 .05 .05 .05 .05 .05 .05 N N N .025 N N Dielectric Rating (Vrms) 1 sec. 4500 or 60 sec. 3750 1 sec. 4500 or 60 sec. 3750 Between Wdg’s to Core • Note : “N” equals Not Required/No Connection • Pri. to all Sec. Wdg’s & Core 1 sec. 1500 Between Pri. Wdg & Bias Schematic 12 Sec. 1 1 11 V in Pri. 3 Notes : 1. Lead Finish 10 Sec. 2 Sec. 3 5 (Fb/Bias) 6 2. Peak Temperature Rating 9 3. Weight 4. Packaging Information 8 (Tray) EPC3130-X EPC3130-X-LF SnPb Hot Tin Dip (Sn) 260°C 260°C TBD grams TBD grams TBD pieces/tray TBD pieces/tray Sec. 4 7 Flux-Band is optional. Add -S to P/N Example : EPC3130-2-S-LF Package 1.330 Max. (33.78) 1.320 Typ. (33.55) 12 Pin 1 I.D. PCA EPC3130-X[-S](-LF) Date Code .937 Max. (23.80) 7 Suggested Layout 1.00 (25.40) .051 (1.30) 1 .138 (3.50) .200 (5.08) 1.00 Typ. (25.40) .031 Sq. (.800) 6 .200 (5.08) Unless Otherwise Specified Dimensions are in Inches /mm ± .010 /.25 PCA ELECTRONICS, INC. 16799 SCHOENBORN ST. NORTH HILLS, CA 91343 Product performance is limited to specified parameters. Data is subject to change without prior notice. CSC3130-X[-S] & -LF Rev. 9 6/9/08 RR TEL: (818) 892-0761 FAX: (818) 894-5791 http://www.pca.com