100 kHz Switching Transformer SCHEMATIC DIAGRAM Order of Windings P1 Tape Shield Tape S1+S2 Tape C1 Tape P1 = 45 TURNS # 28 S1 = 19 TURNS 2 x # 27 S2 = 11 TURNS # 32 C1 = 9 TURNS # 32 P1 = Primary Winding S1 = Secondary Winding S2 = Secondary Winding C1 = Control Winding 10 1 2 P1 S1 3 9 8 C1 CORE: Mag. Inc. F-42510-EC 0.004 mil gap 4 BOBBIN: PCB2510 or equivalent 5 7 S2 ISOLATION VOLTAGE: (S1,S2) to P1 10K VDC MIN. 6 Pin # 5 connected to internal electro-static shield. Inductance Pins 1 - 2 = 535 µH + 5% Pin # 8 connected to external electro-magnetic shield PHYSICAL DIMENSIONS All dimensions in inches (mm): 1.05 (26.67) MAX. 1.150 (20.32) MAX. .81 (20.57) MAX. .180 (4.57) TYP. .035 (0.89) TYP. .150 (3.81) .620 (15.75) TYP. .200 (5.08) TYP. NOTCH INDICATES TERMINAL # 1 Note: 150" Spacing Only Between Pins 1 & 2 1 2 3 4 5 9 8 7 6 RHOMBUS P/N: T-1165 10 Rhombus Industries Inc. Transformers & Magnetic Products CUST P/N: DATE: 07/02/98 www.rhombus-ind.com NAME: 1 OF 1 SHEET: 1 OF 1 15801 Chemical Lane, Huntington Beach, CA 92649-1595 Phone: (714) 898-0960 FAX: (714) 896-0971