TEW4962
TEW4962 is ISDN U-BUS Input/Output Transformer manufactured by Filtran.
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ISDN
U-BUS Input/Output Transformer
TEW4962 is designed to interface with the subscribers premises (NT) and the 2- wire line side of the Central Office Equipment (LT) in the ISDN Network. TEW4962 & -1 meet the electrical requirements for the National TP3410 device.
Applications:
- -
- Low profile construction. Up to 50 m A line current. TEW4962-1 exceeds the requirements on EN60950 and EN41003.
MECHANICAL
1 6
DEVICE
LINE
3 4
DOT AT PIN #1
DIMENSIONS, Inches (mm)
P/N TEW4962 L W H A B C S 0.025 (0.64)
0.87 0.83 0.63 0.60 0.20 0.12 (22.0) (21.0) (16.0)(15.3) (5.1) (3.0)
TEW4962.chp
ELECTRICAL Line Impedance Inductance Leakage Inductance Winding Resistance Turns Ratio Longitudinal Balance DC Capability (Line Side) Dielectric Strength)
TEW4962 135 Ω > 25 m H < 20 µH 3.4 Ω 3.3 Ω 1 : 1.5 > 60 d B > 55 d B 50 m A 1500 V rms
TEW4962-1 135 Ω > 25 m H < 20 µH 3.7 Ω 3.3 Ω 1 : 1.5 > 60 d B > 55 d B 50 m A 4000 V rms
(1-4) (6-7) (1-2) & (3-4) (6-7) (6-7) : (1-4) 1
- 4 KHz 4
- 160 KHz (1-4)
Issue; C
94/12/14
Filtran Limited
229 Colonnade Road, Nepean, Ontario, Canada. K2E 7K3 Tel : (613) 226-1626 Fax : (613)...