T-13556

ISDN S-Interface Dual Transformer Compatible With AT&T T7256 Turns Ratio Pins 1-4:16-13 & 5-8:12-9 PARAMETER Open Circuit Inductance 1-4 (1) 5-8 (2) Leakage Inductance 1-4 (1) Short 16-13 5-8 (2) Short 12-9 Interwinding Capacitance (CW/W) 1-4 (1) & 16-13 (3) 5-8 (2) & 12-9 (4) Distributed Parallel Capacitance 1-4 (1) 5-8 (2) Primary DC Resistance: 1-4 (1) ; 5-8 (2) Secondary DC Resistance:16-13 ;12-9 Isolation (HI-POT) 4000 MIN. 22 MAX. Reinforced Insulation Per EN 41003/EN 60950 SCHEMATIC DIAGRAM PRI SE C 1:2.5 & 1:2.5 UNITS mHy 4 4 µHy µHy 100 100 pF pF 180 100 2.30 5.80 pF pF ohms ohms VRMS MEETS THE PULSE WAVEFORM TEMPLATE OF CCITT I.430. OPrimary is Line Side OUnbalanced current at TE: ∆ Idc = 1 mAmax. OLongitudinal Conversion Loss - 10KHz to 300 KHz: 60dB min. Package Dimensions in Inches (mm) Flammability: Materials used in the production of these units are UL94-VO and meet requirements of IEC 695-2-2 needle flame test. Parts shipped in anti-static tubes. 18 pieces per tube Oscillation Voltage = 500mV Oscillation Frequency = 10.0 KHz 1. Connect 2 & 3 2. Connect 6 & 7 RHOMBUS P/N: T-13556 CUST P/N: DATE: 3/24/94 NAME: SHEET: 1 OF 1 Rhombus Industries Inc. Transformers & Magnetic Products www.rhombus-ind.com 15801 Chemical Lane, Huntington Beach, CA 92649-1595 Phone: (714) 898-0960 FAX: (714) 896-0971