High Voltage Flyback Transformer ELECTRONICS INC. EPC3229G-X • Used as Flyback Transformer in High Voltage Capacitor Charger • Designed for use with Linear Technology Chip • Operating Temperature : -40°C to +85°C • UL 94V-0 Recognized Components • UL 1446 Class B Insulation System • Very Low Core Loss Electrical Parameters @ 25° C PCA Part Number Primary Peak Current (A) Turns Ratio Primary OCL (µH ± 25%) @ 0Adc Leakage Inductance (µH Max.) DCR (Ω Max.) Pri:Sec @ 100 KHz, 0.1 Vrms @ 100 KHz, 0.1 Vrms Pri. Sec. Pri. to Sec. Isolation EPC3229G-1 1.4 1:18 12.3 .200 .300 50 1200 Vdc or 850 Vrms EPC3229G-2 1.4 1:30 12.3 .200 .300 75 1200 Vdc or 850 Vrms EPC3229G-3 1.4 1:20 12.3 .700 .300 56 1500 Vrms EPC3229G-4 1-2 1:18 7.86 .200 .300 50 1200 Vdc or 850 Vrms EPC3229G-5 1-2 1:30 7.86 .200 .300 75 1200 Vdc or 850 Vrms Schematic Pri. T1 1 Sec. 4 V In : 5.0 V 2 3 Package .350 (8.90) 1 Pin 1 I.D. Marking : PCA EPC3229G-X D.C. Recommended Layout 4 .350 (8.90) 2 3 .422 (10.72) .277 (7.04) .205 Max. (5.20) 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. CSC3229G-X Rev. 2 4/19/05 FT TEL: (818) 892-0761 FAX: (818) 894-5791 http://www.pca.com