T1/E1 Protection GR-1089-CORE Inter-building Solution Products TBU-DT085-200-WH Objective Compliance T1/E1 ports are data communication ports used to communicate over long cable distances. This solution provides protection against surge and power contact threats. GR-1089-CORE, Section 4, Port Types 1, 3, 5 Benefit This solution provides protection without impairing the signal. Solution 2 TBU® High-Speed Protectors: TBU-DT085-200-WH 2 Thyristor Surge Protectors: TISP4015L1BJR-S 2 GDTs: 2020-42T-C2FLF 4 Fuses: B1250T TISP4015L1BJR-S TTIP TBU-DT085-200-WH 2020-42T-C2FLF TISP4015L1BJR-S TXTIP B1250T 2020-42T-C2FLF TXRING TRING T1/E1 Transceiver RTIP B1250T B1250T TBU-DT085-200-WH 2020-42T-C2FLF TISP4015L1BJR-S RXTIP B1250T RXRING RRING Design Kit B1250T The schematic above illustrates the application protection and does not constitute the complete circuit design. Customers should verify actual device performance in their specific applications. PN-DESIGNKIT-40 Americas: Tel +1-951 781-5500 Fax +1-951 781-5700 Europe: Tel +41-(0)41 768 55 55 Asia-Pacific: Tel +886-2 256 241 17 Fax +41-(0)41 768 55 10 Fax +886-2 256 241 16 COPYRIGHT© 2012 • BOURNS, INC. • 6/12 • e/CPK1131 • “PortNote” is a registered service mark of Bourns, Inc. “Bourns” and “TBU” are registered trademarks of Bourns, Inc. in the U.S. and other countries. Bourns® PortNote® solutions provide protection recommendations for typical port threats. For more information, go to: www.bourns.com or email: [email protected]