Design Kit for RJ11 Fax / Modem (FXO) Protection

PN-DESIGNKIT-8 - Design Kit for RJ11 Fax / Modem (FXO) Protection

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Product Overview

The PN-DESIGNKIT-8 is the Port Note design kit for RJ11 fax/modem (FXO) protection. The Port Note design kit is a selection of assorted circuit protection items conveniently packaged for easy access in a plastic box with bin guide. The Port Note solutions provide protection recommendations for typical port threats. Each Port Note solutions circuit protection design kit provides a simple, single page guide with essential information to provide an effective solution known to work in most typical applications. Information provided includes objectives, part numbers, compliance, schematics and much more. In telecommunications, foreign exchange office (FXO) designates a telephone signalling interface that receives plain old telephone service (POTS). This solution protects those interfaces against surge and power contact threats.
  • Compliance to ITU-T K.21, IEC 60950, UL 60950 and TIA-968A
  • This solution provides a high level of protection within a small amount of PCB area


Communications & Networking


One TISP4350T3BJR-S thyristor, One B1250T telecom fuse, One CD2320-B1600 diode bridge, Design guide.

Product Information

TISP4350T3BJR-S Thyristor, B1250T Telecom Fuse, CD2320-B1600 Diode Bridge
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