CEPT TEW5317 Input Transformer TEW5317 is designed and approved to be used as a receive transformer in CEPT applications with the following device: Typical applications are: – STC TEL5219L • Primary rate ISDN network nodes. • PBX or computer to CEPT Digital Trunks. • TDM Multiplexers. Longitudinal Bal.: Exceeds the requirements of CCITT I.431 Return Loss: Exceeds the requirements of CCITT G.703 and BS6328. MECHANICAL 5 3 6 1 4 2 Top view Line 8.0 max 5 6 3 4 1 2 Device 7.0 All dimensions are in mm. 5.5 max Recommended foot print ISSUE: A 94/11/07TEW5317.chp ELECTRICAL SPECIFICATION (4 - 5) 120 Ω (4 - 5) : (3 - 2) 1 : 1.6 (4 - 5) > 1. 2 Line Impedance Turns ratio TEW5317 Inductance (mH) Longitud. Bal. I.431 Return Loss G.703 Dielectric Strength (Vrms) 1500 Filtran Limited 229 Colonnade Road, Nepean, Ontario, Canada. K2E 7K3, Tel : (613) 226 -1626 Fax : (613) 226 -7124 2-37