TEW5281

www.DataSheet4U.com CEPT /T1 TEW5281 is designed and approved to be used as a Receive Transformer in T1 and CEPT applications with the following devices: – – – – Dallas PMC -Sierra AT&T EXAR DS2187 PM4341 T1X PM6431 E1 T729O T5683 Input Transformer Complies with ANSI T1.408 and CCITT I.431 with regards to Longitudinal Balance, and with T1.408, G.703 and BS6328 for the Return Loss. Typical applications are: Primary rate ISDN network nodes. PBX or computer to T1/CEPT Digital Trunks. TDM Multiplexers. TEW5281 BABT certified for reinforced insulation to EN60950 & EN41003 Cert #: CR/T/0052 TEW5281-3 is designed to be used as an input transformer for: – Dallas DS5151Q DS5153Q MECHANICAL 6 Line side WHITE DOT AT PIN 1 1 2 Device 4 3 ELECTRICAL SPECIFICATIONS Line Impedance DCR (Ohms) 5281.chp TEW5281-1 100, 120 Ω -2 75 Ω 1.11 0.55 1:2 > 0.7 CEPT I.431 G.703 BS6328 4000 -3 75,100 120 0.8 0.7 1:1 1.8 T1 & CEPT T1.408 & I.731 T1.408 & G.703 4000 nom nom (1 - 3) (6 - 4) (6 - 4):(1 - 3) ( 6 - 4) 1.55 0.85 1:2 > 3.5 T1 & CEPT T1.408 & I.731 T1.408 G.703 4000 Turns Ratio Inductance (mH) Pulse Mask Longitud. Bal. Return Loss Dielectric Strength (Vrms) ISSUE: D 97/09/08 Filtran Limited 229 Colonnade Road, Nepean, Ontario, Canada. K2E 7K3, Tel : (613) 226 1626 Fax : (613) 226 7124 2-30 ...