Flyback Power Transformer ELECTRONICS INC. EPC3132-X • Used in SMPS Flyback Topology • Designed for use with Power Integration Chip • Reinforced Insulation (Triple Insulated Wire) • 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) V out 2 V out 1 V in Pin 1-3 Primary OCL (µH ± 10%) V out 3 TNY264P (132 KHz) N EPC3132-1 120-375 9 TNY264P(132 KHz) N EPC3132-2 120-375 5 TOP221P (100 KHz) N EPC3132-3 120-375 5.1 LNK501 (42 KHz) N *EPC3132-4 120-375 5.5 LNK501 (42 KHz) N *EPC3132-5 120-375 5.5 TNY264P (132 KHz) 10.5 *EPC3132-6 120-375 5.2 TNY264P (132 KHz) 12.0 EPC3132-7 120-375 5.2 TNY264P (132 KHz) N EPC3132-8 120-375 3.3 • Switching Frequency : 132 KHz/100 KHz/42 KHz • Isolation : 3750 Vdc Current (Amp.) Sec. 2 N N N N N .015 .015 N Sec. 1 @ 10 KHz, 0.1 Vrms .330 2000 N .600 1900 12 .100 1400 N .500 2550 N .273 1360 N .600 2400 N .600 2400 N .600 1900 12 • *Copper Flux Band : is connected to Pin #3 • Sec. 3 N .05 N N N N N .05 Dielectric Rating (Vdc) 1 sec. 4500 or 60 sec. 3750 1 sec. 4500 or 60 sec. 3750 Between Sec. Wdg’s to Core Pri. to all Sec. Wdg’s 1 sec. 1500 or 60 sec. 1000 Between Pri. Wdg & Bias • Note : “N” means Not Required/No Connections • Marking : Mark on top or side • Package 1 .476 (12.10) Pin 1 I.D. .087 (2.20) Schematic 10 Mark on Top : PCA EPC3132-X Date Code V in Pri. (Pin 1-3) 8 3 .472 (12.00) Sec. 3 (Fb/Bias) Sec. 1 2 7 Sec. 2 4 6 5 Pin #2 is not connected in circuit Pin #9 is omitted .146 (3.70) .024 (.600) .098 (2.50) .394 (10.00) 1 5 10 .492 (12.50) 6 .335 (8.50) .335 (8.50) 1 10 5 6 .394 (10.00) .098 (2.50) .051 (1.30) 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. CSC3132-X Rev. 10 3/1/05 FT TEL: (818) 892-0761 FAX: (818) 894-5791 http://www.pca.com