TPW4670 FILTRAN | Alldatasheet
Document overview
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Technical content
The TPW4670 transformer is de- signed to interface with the sub- scribers premises (NT) and the 2- wire line side of the Central Office Equipment (LT) in the ISDN Network. TPW4670 meets the electrical specifications of ANSI TI.601- 1988 and is approved for the Siemens PEB2091 device. TPW4670-1 meets the require- ments of theThomson SD5411 device ISDN U-BUS Input/Output Transformer TPW4670 Filtran Limited 229 Colonnade Road, Nepean, Ontario, Canada. K2E 7K3 4-8 Tel : (613) 226 1626 Fax : (613) 226 7124 ISSUE: F 98/02/02 TPW4670.chpcs Line Impedance 135 Ω 135 Ω Inductance (5-7)+(6-8) 14.5 mH 14.5 mH Leakage Inductance (2-11) < 55 µH < 55 µH Winding Capacitance (5-7)+(6-8) < 80 pF < 80 pF Longitudinal Balance 1 - 4 KHz > 65 dB > 65 dB 4 - 160 KHz > 58 dB > 58 dB DC Capability (Line Side) 50mA 50 mA Dielectric Strength 2000 V rms 2000 V rms. MECHANICAL Dot at pin 1 ELECTRICAL TPW4670 TPW4670-1