Turns Ratio ( + 5% ) T1/CEPT/ISDN PRI INTERFACE TRANSFORMER 1CT:2CT & 1:1.36CT PARAMETER MIN. OCL (Primary) 1.2 MAX. mH µH Leakage Inductance 0.9 & 0.8 Capacitance (CW/W) 50 pF Primary DC Resistance 1.0 ohms Secondary DC Resistance 1.7 & 1.2 ohms ET Product Flammability: Materials used in the production of these units meet requirements of UL94-VO and IEC 695-2-2 needle flame test. UNITS 10 1500 VRMS Isolation (Hi-Pot) Parts shipped in anti-static tubes. 21 pieces per tube VµS Tape and Reel available Primary Pins 14-12 & 5-7 PHYSICAL DIMENSIONS All dimensions in inches (mm): .410 (10.41) MAX. .820 (20.83) MAX. .260 (6.60) .300 MAX. (7.62) .010 MAX. (0.25) TYP. .020 (0.51) TYP. .040 (1.02) TYP. .100 (2.54) TYP. .510 (12.95) .480 (12.19) Unused pins not provided SCHEMATIC DIAGRAM: 14 13 12 10 9 8 RHOMBUS P/N: T-10164G 1 2 3 5 7 CUST P/N: DATE: 2/23/98 Rhombus Industries Inc. Transformers & Magnetic 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