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ISDN
U-BUS Input/Output Transformer
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. TEW4855 meets the electrical specifications of ANSI TI.6011988 and is approved for the Mitel MT8910 DSLIC device. Exceeds the requirements of: EN60950 and EN41003
Applications: • • • 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 .