RoHS AEF20-3648 Flyback Transformer EF20 Ferrite Core Design 10 Pin Through Hole Flyback Topology Electrical Speciļ¬cations @ 25°C INDUCTANCE LEAKAGE INDUCTANCE POLARITY @10KHz / 0.23V HP-4284A 100KHz / 0.23V HP-4284A 10KHz / 1.0V 3-1: 1.0 mH ±10% @ 0ADC 3-1: 0.8 mH MIN. @ 0.65 ADC 3 - 1: 13.0uH MAX. PER SCHEMATIC GAP CORE MYLAR FILM GAP (SHORTED 4,5,6,7,8,9) DCR TURNS RATIO @ 25ºC (CH-502A) IN PROCESS TEST USING HI-POT TEST UNGAPPED CORES 3-2: 930mOHM MAX 9-8: 130mOHM MAX 4-5: 485mOHM MAX (3 - 1) : (4 - 5) ; 4.25 : 1 = 4.42±2% (1,2,3,4,5) TO CORE: AC 3000V 3mA FOR 1 MINUTE 6-7: 15.25mOHM MAX (3 - 1) : (6 - 7) ; 16.8 : 1 = 16.80±2% (6,7,8,9) TO CORE: AC 1500V 3mA FOR 1 MINUTE 2-1: 1300mOHM MAX (3 - 1) : (9 - 8) ; 5.6 : 1 = 5.60±2% (3 - 2) : (2 - 1) ; 1 : 1 = 1.00±2% (1,2,3,4,5) TO (6,7,8,9): AC 3000V 3mA FOR 1 MINUTE All specifications subject to change without notice. MECHANICAL 714-665-1140 ALLIED COMPONENTS INTERNATIONAL 09/06/12 15 www.alliedcomponents.com