T-13401

ISDN S Interface Transformer Turns Ratio ( + 2% ) 1CT : 1.8CT* SCHEMATIC DIAGRAM PARAMETER Open Circuit Inductance Leakage Inductance Interwinding Capacitance (CW/W) Distributed Capacitance (CD) Primary DC Resistance Secondary DC Resistance Isolation (HI-POT) MIN. 22 MAX. UNITS mHy 15 100 140 2.13 3.57 2.0K 2.88 4.83 µHy pF 1 Pri 7 6 Sec 5 pF ohms ohms VRMS 2 3 4 TEST CONDITIONS: Oscillation Voltage = 700mV Oscillation Frequency = 10.0 KHz Inductance measured on Primary winding. Pins 1 - 3. *Short Pins 5 + 6 MEETS THE PULSE WAVEFORM TEMPLATE OF CCITT I.430. Primary is Line Side Unbalanced current at TE: ∆ Idc = 1 mA max. Longitudinal Conversion Loss - 10KHz to 300 KHz: 60dB min. Flammability: Materials used in the production of these units are UL94-VO and meet requirements of IEC 695-2-2 needle flame test. PHYSICAL DIMENSIONS inches (mm) .560 (14.22) MAX. .560 (14.22) MAX. .360 (9.14) .400 (10.16) MAX. .020 (0.51) TYP. .100 (2.54) TYP. .010 (0.25) TYP. .110 (2.79) TYP. .740 (18.80) .710 (18.03) RHOMBUS P/N: T-13401 CUST P/N: DATE: 12/09/98 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