T1/CEPT/ISDN PRI Interface Transformer Electrical Specifications @ 250C * Turns Ratio ( + 3% ) 1:1:1.27 & 1CT:2CT PARAMETER MIN. OCL (Primary) 1.5 & 2.0 UNITS mH Leakage Inductance 0.6 & 0.8 µH Capacitance (CW/W) 50 & 45 pF Primary DC Resistance 0.9 & 1.0 Ohms Secondary DC Resistance 1.1 & 2.0 Ohms Operating Temp Range Primary Pins 14-16 & 6-8 * MAX. -40 Flammability: Materials used in the production of these units meet requirements of UL94-VO and IEC 695-2-2 needle flame test. 0 +85 Parts shipped in anti-static tubes. 33 pieces per tube Tape & Reel Available C Isolation 2000 VRMS Min. Pins 14-16 to 2-3 = 1:1 Pins 14-16 to 1-3 = 1.27 PHYSICAL DIMENSIONS inches (mm) Schematic Diagram Rhombus P/N: T-14170 Cust. P/N: 640-1099-02 1/23/98 Date: Rhombus Industries Inc. Transformers & Magnetic Products FSCM No. 16714 Name: PAIRGAIN 1 of 1 Sheet: 15801 Chemical Lane, Huntington Beach, CA 92649 Phone: (714) 898-0960 FAX: (714) 896-0971