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Photoflash Flyback Transformer
ELECTRONICS INC.
EPC3225G-X
• Used as Flyback Transformer in High Voltage Photoflash Capacitor Charger • Designed for use with PNP or NPN Transistor • Operating Temperature : -40°C to +85°C • UL 94V-0 Recognized Components • UL 1446 Class B Insulation System • Very Low Core Loss • Isolation : 500 Vrms
Electrical Parameters @ 25° C
PCA Part Number Transistor Design Voltage (Vdc) V in EPC3225G-1 EPC3225G-2 PNP or NPN PNP or NPN 1.5 1.5 V Out 320 320 2.5 2.5 Primary Peak Current (Amp) Turns Ratio Pri:Sec1:Sec2 1:240:2.4 1:240:N Primary OCL @ 0Adc (µH Typ.) @ 100 KHz, 0.1 Vrms 22.3 22.3 DCR (Ω Typ.) Pri. .045 .045 Sec.1 301 301 A B Schematic
• N : Not Required/No Connection •
Package
Sample Circuit
Schematic A
8 Sec.1 7 6 Sec.