RoHS EFD20 High Frequency Transformer AEFD20-3782-A o ep ions @25 C Electrica lcSificat EFD20 Core Design 12 Pin SMD Flyback Topology Specifications @25 ℃ S-F 1-3 4-5 5-6 Secondary 10 - 9 11 - 8 12 - 7 Leakage Inductance F= 1KHz, 0.1Vrms (Short sec) Inductance F = 1KHz, 0.1Vrms 1.0uH Max - 42.5uH ±10% - Turns Ratio DCR (Max) 120mΩ 220mΩ 330mΩ 24Ts 4Ts 6Ts 115mΩ 115mΩ 115mΩ 14Ts 14Ts 14Ts Specifications @25℃ Location / Desc. PRI-PRI PRI-SEC SEC-CORE PRI-CORE COIL-CORE Hi-Pot (50Hz/60Hz) - 1500Vac, 5mA, 2 sec 500Vac, 5mA, 2 sec 5000Vac, 5mA, 2sec - Insulation Resistance - 500Vac, 100mΩ min 500Vac, 100mΩ min 500Vac, 100mΩ min - All specifications subject to change without notice. MECHANICAL 949-356-1780 ALLIED COMPONENTS INTERNATIONAL 03/31/14 15 www.alliedcomponents.com RoHS EFD20 High Frequency Transformer AEFD20-3782-A o ep ions @25 C Electrica lcSificat ENVIRONMENTAL CONDITIONS 1. Operating Frequency of 250KHz 2. Power: 30 W 3. Output 16.5V, 1.82A 4. Operating Temperature Range: -40ºC ~ +85ºC SCHEMATICS 949-356-1780 ALLIED COMPONENTS INTERNATIONAL 03/31/14 15 www.alliedcomponents.com