Products.

TEW-5281 Series Input Transformer

TEW-5281 is designed and approved to be used as a Receive Transformer in T1 and CEPT applications with the following devices:

  • Dallas DS2187
  • PMC -Sierra PM4341 T1X, and PM6431 E1
  • AT&T T729O
  • EXAR T5683

TEW-5281-3 is designed to be used as an input transformer for:

  • Dallas DS5151Q, and DS5153Q

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.

Features: 
  • Primary rate ISDN network nodes.
  • PBX or computer to T1/CEPT Digital Trunks.
  • TDM Multiplexers.
Data Sheets: