EC4220V2142A

Product details

EC4220 high frequency transformer, vertical 9+9, pure copper push-pull inverter high frequency transformer, primary copper tape wound secondary pure copper enameled wire, full power, with high working frequency, high efficiency, small size, light weight and other characteristics, product performance is excellent, safe and reliable.



Test parameter

1>. INDUCTANCE:1 KHZ 0.3V 100Ω ser. LCR

L(12/13-- 15/16) > 2.5mH

2> Leakage LK: (100KHz 0.3v 100Ω ser) LCR)

LK 24 uh (12/13-15/16) or less

3> The turn ratio TURNS:(20KHz@0.3v)

N1:N2: N3:N4=21:4:2:2

4>, pressure resistance HI-POT:

APPLY AC 3500 V,50Hz, 3 mA BETWEEN PRI TO SEC FOR 3S



Application field

Household appliances, electronic communication, consumer electronics, switching power supply and other fields