ISDN Transformers U Interface
ISDN TRANSFORMERS "U" INTERFACE P/N T-1048
Parameter Inductance (1-4), Shorted pins 2,3
(1)
Min. 13.0 12.4
Typ. 14.5
...
Description
ISDN TRANSFORMERS "U" INTERFACE P/N T-1048
Parameter Inductance (1-4), Shorted pins 2,3
(1)
Min. 13.0 12.4
Typ. 14.5
Max. 15.95
Units mH mH
Schematic Diagram
1 2 3 4
Inductance (1-4), Shorted pins 2,3 (2) Leakage Inductance (3) Interwinding Capacitance (3) DC Resistance With pins 2-3, Shorted DC Resistance Hi-Pot (1-4)
6 5
47 40 12.5
µH pF Ω Ω VRM
(5-6) Pins (1-10) to 2500 128 135 60
5.45
Primary Impedance, Zp Secondary Impedance, Zs
141
Ω Ω
1. Measured at 40 kHz, 1.0 Vrms, 0 mAdc. 2. Measured at 40 kHz, 1.0 Vrms, 40 mAdc. 3. Measured at 100 kHz.
.748 (18.99) MAX. .748 (18.99) MAX.
.658 (16.20)
.141 (3.59)
1
6
.424 (10.78)
2
5
3
4
Top View
.319 (8.10)
.37 (9.3)
Physical Dimensions inches (mm)
.37 (9.3) .032 x .012 (.81 x .30)
4
3
2
5
.55 (14.0) MAX.
.55 (14.0) MAX.
1
6
Bottom View
05/23/97
Rhombus Industries Inc.
Transformers & Magnetic Products
15801 Chemical Lane, Huntington Beach, CA 92649 Phone: (714) 898-0960 FAX: (714) 896-0971
www.rhombus-ind.com
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