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TEW4855 Datasheet PDF

Filtran TEW4855

TEW4855 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.
Part No. TEW4855
Datasheet TEW4855 Download
Manufacturer
Filtran
Description ISDN U-BUS Input/Output Transformer
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TEW4855 datasheet page 1 preview

APPLICATIONS

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● High performance 2B1Q line code. Up to 50 mA line current. High insulation between line and equipment side. MECHANICAL 1 6 DEVICE 2 LINE 7 3 4 DOT AT PIN #1 DIMENSIONS, Inches (mm) P/N TEW4855 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) TEW4855 .chp ELECTRICAL Line Impedance Inductance Leakage Inductance Distributed Capacitance Winding Resistance Turns Ratio Longitudinal Balance DC Capability (Line Side) Dielectric Strength 135 Ω 11.0 mH < 75 µH < 500 pF < 3.3 Ω < 3.0 Ω 1 : 1.3 > 60 dB > 55 dB 50 mA 4000 V rms 97/08/25 (1-4) (6-7) (1-2)+(3-4) (1-2)+(3-4) (6-7) (6-7) : (1-2)+(3-4) 1 - 4 KHz 4 - 160 KHz short (6-7) Issue; E 100 mA without damage Filtran Limited 229 Colonnade Road, Nepean, Ontario, Canada. K2E 7K3 Tel : (613) 226-1626 Fax : (613) 226-7124 4-11