Resettable PTCs

pdf icon Resettable PTC 16R Datasheet

Littelfuse 16R Series Radial Leaded PTCs are designed to provide resettable overcurrent protection serving a wide range of electronics applications...

pdf icon Product Selection Guide

Electronics Circuit Protection Product Selection Guide - A guide to selecting Littelfuse circuit protection components for electronic applications...

pdf icon Circuit Protection Technology Application Matrix

Littelfuse is the world leader in the design and manufacturing of fuses for the automotive, industrial, handheld, computer and telecom markets...

pdf icon Designing with Thermally Protected TMOV Varistors in SPD and AC Line Applications Note

Designing with Thermally Protected TMOV® Varistors in SPD and AC Line Applications...

AN9768 Transient Suppression Devices and Principles

This application note discusses the two major categories of transient suppressors: a) those that attenuate transients, thus preventing their propagation into the sensitive circuit; and b) those that divert transients away from sensitive loads and so limit the residual voltages.

AN9769 An Overview of Electromagnetic and Lightning Induced Voltage Transients

This application note is an overview of the sources and nature of various transient overvoltages, and the problems that may result.

EC608 Considerations for Selecting Littelfuse MOVs and Fuses for Industrial Motor Applications

This application note discusses the first level considerations for applying both Littelfuse Industrial AC Line Metal Oxide Varistors and associated AC line Fuses with a motor protection example.

pdf icon Combining GDTs and MOVs for Surge Protection of AC Power Lines Application Note

This application note illustrates how to design high performance, cost-effective surge protection for equipment connected to AC power lines. The role of gas discharge tube (GDT) surge arresters specifically designed for AC power line protection is also be discussed.

Littelfuse_Dongguan BeiCe MOV_ISO TS16949icon Littelfuse_Dongguan_IATF16949_October-2020

Littelfuse_Dongguan BeiCe MOV_ISO14001 2004icon Dongguan ISO14001 2015_June 29 2020

MOV Factory

Littelfuse_Dongguan BeiCe MOV_ISO9001 2000icon Littelfuse Dongguan_ISO9001 2015_October-2020

MOV/MLV Factory

pdf icon Varistors Catalog

Catalog with varistors, metal oxide varistors, multilayer varistors, MLVs, surface mount varistors, radial lead varistors, disc varistors, industrial varistors, high energy varistors...

laseriesicon Varistors LA SPICE Model lib

Varistors ZA SPICE Model OLB