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TEW4914

Filtran
Part Number TEW4914
Manufacturer Filtran
Description ISDN U-BUS Input/Output Transformer
Published Feb 26, 2007
Detailed Description www.DataSheet4U.com ISDN U-BUS Input/Output Transformer TEW4914 TEW4914 is designed to interface with the subscriber...
Datasheet PDF File TEW4914 PDF File

TEW4914
TEW4914

Overview
www.
DataSheet4U.
com ISDN U-BUS Input/Output Transformer TEW4914 TEW4914 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.
TEW4914 & -1 meet the electrical requirements for the MOTOROLA MC145472 device.
Applications: • • • Low profile construction.
Up to 50 mA line current.
TEW4914-1 is certified to EN60950 and EN41003.
MECHANICAL 1 6 DEVICE 2 LINE 7 DOT AT PIN #1 3 4 DIMENSIONS, Inches (mm) P/N TEW4914 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) TEW4914.
chp ELECTRICAL Line Impedance Inductance Leakage Inductance Winding Resistance Turns Ratio Longitudinal Balance DC Capability (Line Side) Dielectric Strength TEW4914 135 Ω > 25 mH < 20 µH 3.
8 Ω 2.
9 Ω 1:2 > 60 dB > 55 dB 25 mA 1500 V rms TEW4914-1 135 Ω > 25 mH < 20 µH 4.
9 Ω 3.
3 Ω 1:2 > 60 dB > 55 dB 50 mA 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) 226-7124 4-13 ...


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