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250R120-RA Datasheet(PDF) 3 Page - Littelfuse

Part # 250R120-RA
Description  POLY-FUSE Resettable PTCs
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Manufacturer  LITTELFUSE [Littelfuse]
Direct Link  http://www.littelfuse.com
Logo LITTELFUSE - Littelfuse

250R120-RA Datasheet(HTML) 3 Page - Littelfuse

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99
Revised: August 31, 2011
POLY-FUSE® Resettable PTCs
© 2011 Littelfuse, Inc
250R Series
Radial Leaded > 250R Series
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/250R.html for current information.
Protection Application Guide
Region/Specification
Application
Device Selection
South America/Asia/Europe
ITU K.45
Remote terminal
Repeaters
250R180
250R180T
250R145
250R145T
250R120
250R120T
South America/Asia/Europe
ITU K.21
Customer and IT equipment
Analog modems
Phone sets, PBX systems
Internet appliances
POS terminals
250R180
250R180T
250R145
250R145T
250R120
250R120T
South America/Asia/Europe
ITU K.20
Central Office
POTS/ISDN linecards
CSU/DSU
250R180
250R180T
250R145
250R145T
250R120
250R120T
North America Telcordia
GR-974
MDF modules
Network interface
250R180
250R180T
250R145
250R145T
250R120
250R120T
South America/Asia/Europe
ITU K.20
North America Telcordia
GR-1089
250R180
250R180T
250R145
250R145T
250R120
250R120T
South America/Asia/Europe
ITU K.20 and K.21
Protection
250R080
Agency Specification Selection Guide For Telecom and Networking Applications
Product
Lightning
Power Cross
250R120
250R145
250R180


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