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TE Raychem | PolySwitch - Circuit Protection
POLYSWITCH RESETTABLE DEVICES
PPTC (Polymeric Positive Temperature Coefficient)
devices help protect against damage caused by
harmful overcurrent surges and faults. Unlike
traditional single blow fuses, after the fault is cleared
the PolySwitch device resets.  


Automotive Devices

PolySwitch Automotive devices are qualified and sold under PS400 specification which is derived from AECQ200, the standard for electronic components used in the automotive industry. These devices have successfully passed to meet the demanding environmental conditions that can be found in automotive applications.


      Radial-Leaded Devices

      We have pioneered PPTC technology for over twenty years. Whether for design or volume application, our PolySwitch radial-leaded devices represent the most comprehensive and complete set of PPTC products available in the industry today.


          Strap Battery Devices

          Many material platforms and device form factors, allowing the engineer greater design flexibility. PolySwitch devices for battery protection include SRP, LTP, LR4, VTP, VLP, VLR and MXP series, disc, and special application strap devices.


              Surface-Mount Devices

              These devices are the preferred circuit protection method for computer, consumer, multimedia, portable, and automotive electronics applications.

                  Telecom & Networking Devices

                  These devices, for telecommunication and networking applications, help provide protection against power cross and power induction surge as defined in ITU, Telcordia, and UL. Available in chip, surface-mount, and radial-leaded configurations, these devices help improve the reliability of customer premises and network equipment world wide.