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Design Kit enables effective SLIC protection.

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August 25, 2014 - Combining TISP9110MDMR-S high-surge programmable thyristor with ceramic PTC resettable fuses, PN-DESIGNKIT-47 provides effective protection of Subscriber Line Interface Circuits that must operate under 4 kV 10/700 µs surge conditions. Each kit contains sufficient Bourns® components to prototype 5 boards. Telecom applications that need overvoltage protection for this type of interface include wireless local loop, access and regenerated POTS equipment, as well as VOIP applications.

Bourns Releases New Design Kit and PortNote® Solution Enabling Effective SLIC Protection under 4 kV 10/700 µs Surge Conditions

Bourns, Inc.
1200 Columbia Ave.
Riverside, CA, 92507 2129

Press release date: August 19, 2014

RIVERSIDE, Calif., - Bourns, Inc., a leading manufacturer and supplier of electronic components, today announced a specific new 4 kV ITU-T Subscriber Line Interface Circuit (SLIC) Protection Design Kit and PortNote® Solution. The design kit, PN-DESIGNKIT-47, contains a Bourns® high-surge programmable thyristor (TISP9110MDMR-S) along with ceramic PTC resettable fuses for effective protection of SLICs that must operate under 4 kV 10/700 ěs surge conditions. Each kit contains sufficient Bourns® components to prototype five boards. Telecom applications that need overvoltage protection for this type of interface include wireless local loop, access and regenerated POTS equipment as well as VOIP applications.

“Bourns is providing this helpful combination protection design resource so that we can help our customers address the unique protection needs of SLIC chipsets,” said Achilles Chiotis, Communications Market Director at Bourns, Inc. “With one of the industry’s most comprehensive portfolios of circuit protection solutions, Bourns also stands ready with expertise and support to meet the most sensitive telecom and networking equipment standards and requirements.”

Pricing and Availability
The Bourns® Model PN-DESIGNKIT-47 SLIC Design Kit is available now, and is priced at $16.80 each in 5 piece quantities. Customers can access Bourns® PortNote® Solutions on the company’s website at  For more information, please see the SLIC Protection PortNote® Solution.

About Bourns
Bourns, Inc. is a leading manufacturer and supplier of automotive sensors, circuit protection solutions, magnetic products, microelectronic modules, trimming and precision potentiometers, panel controls and encoders and resistive products. Headquartered in Riverside, CA, Bourns serves a broad range of markets, including telecommunications, computer, industrial, instrumentation, automotive, consumer, non-critical life support medical, audio and various other market segments. Bourns® products are manufactured according to ISO 9001 and ISO 14001 standards under Six Sigma quality programs. Bourns® automotive products are manufactured in accordance with the ISO/TS 16949 standard. Additional company and product information is available at the company’s website at

*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
Bourns® and the Bourns logo are registered trademarks of Bourns, Inc. and may be used only with the permission of Bourns and proper acknowledgement. Other listed names and brands are trademarks or registered trademarks of their respective owners.

Company Contact:
Mikelyn Bridges
Bourns, Inc.
(951) 781-5397 
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