T1/CEPT/ISDN PRI Interface Transformer Electrical Specifications @ 250C Turns Ratio ( + 5% ) 1:2CT (T1) & 1:1.36 (T2) PARAMETER MIN. OCL (Primary) 1.2 MAX. UNITS mH Leakage Inductance 0.8 µH Capacitance (CW/W) 50 pF Primary DC Resistance 0.8 Ohms Secondary DC Resistance 1.8 & 0.8 Ohms Primary Pins 16-14 & 6-8 Flammability: Materials used in the production of these units meet requirements of UL94-VO and IEC 695-2-2 needle flame test. Parts shipped in anti-static tubes. 33 pieces per tube Tape & Reel Available. Isolation 1500 VRMS Min. PHYSICAL DIMENSIONS inches (mm) Schematic Diagram Primary 16 15 Secondary 14 13 12 11 10 T1 1 2 9 T2 3 4 5 Secondary Rhombus Industries Inc. 7 6 Primary Transformers & Magnetic Products Rhombus P/N: 8 Cust. P/N: 03/10/99 Date: ww.rhombus-ind.com FSCM No. 16714 T-14176 Name: Sheet: 1 of 1 15801 Chemical Lane, Huntington Beach, CA 92649 Phone: (714) 898-0960 FAX: (714) 896-0971