• Technical Resources
      • Datacenter Selection Guide

        Today’s datacenters must handle the vastly higher volumes of data being produced by millions of mobile devices and the objects that make up the Internet of Things

      • Resettable PTC LoRho Datasheet

        Littelfuse LoRho™ Surface Mount PPTC (Polymer Positive Temperature Coefficient) devices provide overcurrent protection for applications where ultra low internal resistance...

      • Product Selection Guide

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

      • 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...