DC-DC CONVERTER SCHEMATIC DIAGRAM 2.5:1 : + 2% Turns Ratio (1-3 : 4-5) Parameter Inductance 1 - 3 Min. Typ. Max. Units 7.9 9.9 11.9 mH Leakage Inductance 4.5 Interwinding Capacitance 25 35 0.25 Ω DC Resistance 4 - 5 0.12 Ω Primary to Secondary 1000 5 pF DC Resistance 1 - 3 Hi-Pot 1 µH 2 3 VRMS 4 1. Tested at 10 kHz - 100 mV PHYSICAL DIMENSIONS inches (mm) .650 (16.5) MAX. 1 2 5 3 .150 (3.81) TYP. .650 (16.5) MAX. T-1180 9901 4 Bottom View .033 (0.84) TYP. .020 (0.51) TYP. .093 (2.36) DIA. STANDOFFS, 4 PL. .450 (11.43) MAX. .135 (3.43) .110 (2.79) .550 (13.97) TYP. RHOMBUS P/N: T-1180 CUST P/N: DATE: 1/19/99 Rhombus Industries Inc. Transformers & Magnetics Products NAME: SHEET: 1 OF 1 15801 Chemical Lane, Huntington Beach, CA 92649 Phone: (714) 898-0960 FAX: (714) 896-0971 www.rhombus-ind.com