T1/CEPT/ISDN PRI Interface Transformer Turns Ratio ( + 5% ) PARAMETER OCL (Primary) 1:1.15CT & 1CT:2CT MIN. MAX. 1.5 & 2.0 UNITS mH Leakage Inductance 0.8 & 0.6 µH Capacitance (CW/W) 40 & 45 pF Primary DC Resistance 0.9 & 1.0 Ohms Secondary DC Resistance 1.0 & 2.0 Ohms ET Product 10 VµS Primary Pins 14-16 & 6-8 Isolation 1500 VRMS Min. Operating Temperature Range: -400C to +850C PHYSICAL DIMENSIONS inches (mm) Schematic Diagram Rhombus P/N: Cust. P/N: 12/2/96 Date: Rhombus Industries Inc. Transformers & Magnetic Products T-14163 Name: PairGain 1 of 1 Sheet: 15801 Chemical Lane, Huntington Beach, CA 92649 Phone: (714) 898-0960 FSCM No. FAX: (714) 896-0971 16714