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Topic Page

Littelfuse Circuit Protection Technologies 4-5 Overcurrent Protection Solutions 6 Overvoltage Protection Solutions 7 ESD Suppression Solutions 8 Applications 9-11 Common Circuit Threats and Protection Solutions 12-13 Fuses 14-16 Fuseholders 17 Surface Mount PPTC Devices 18-19 Radial Leaded PPTC Devices 19-20 Battery PPTC Devices 20 Battery Mini-Breakers (Thermal Cutoff Devices) 21 Telecom PPTC Devices 22 Varistors 23-24 Gas Discharge Tubes 24-26 PulseGuard ESD Suppressors 26 TVS Diode Arrays 27-29 TVS Diodes 29-31 PLED Bypass Protectors 32-33 SIDACtor Protection Thyristors 33-35

About this guide

This guide provides a summary of key circuit protection consideration factors, descriptions of the technologies Littelfuse offers, and product selection tables. It is designed to help you quickly find a protection solution appropriate to your application.

Specifications, descriptions, and illustrative material in this literature are as accurate as known at the time of publication, but are subject to changes without notice. Visit Littelfuse.com for more information.

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