PARAMETER UNITS TURNS RATIO 1.3 : 1.3 : 1.0 +2% Pins 1-2 : 2-3 : 5-8 1 7.3 Min. mH 2 7.5 Max. µH 3 Interwinding Capacitance 25 Max. pF DCR Primary Pins 1-2 or 2-3 1.1 Max. Ω DCR Secondary pins 5 -8 0.6 Max. Ω 1500 Min. VRMS Inductance Leakage Inductance Isolation (min) 1,2,3 to 5 & 8 T-13806 T1/CEPT INTERFACE TRANSFORMER Schematic Diagram PRI SEC S1 S3 1) Tested @ 100 kHz and 100mV (Pins 1-3) 2) Tested @ 100 kHz and 100 mV (Pins 1-3, short 5-8) 3) Tested @ 100 kHz and 100 mV (Pins 1 & 5 to 3 & 8) S2 Physical Dimensions inches (mm) PIN POSITION GRID 0.100 (2.54) HOLES FOR BOBBIN PINS BOTTOM VIEW 1/5/96 Rhombus Industries Inc. Transformers & Magnetic Products 15801 Chemical Lane, Huntington Beach, CA 92649-1595 Phone: (714) 898-0960 z FAX: (714) 896-0971 www.rhombus-ind.com