Empowering a Sustainable, Connected, and Safer World

hand holding cordless water pick

Success Story

Smart Protection for Smarter Flossers

A health care OEM designing a compact, USB-C rechargeable water flosser needed to manage overcurrent, overheating, and moisture risks—without compromising space or safety.

Next-gen cordless drill Baseball Card

Success Story

Sealed Tactile Switch Powers Reliability

A power tool manufacturer needed a durable, compact switch to activate the battery-level indicator on its next-gen cordless drill.

USB-C Ports Baseball Card

Success Story

TVS Diodes Fortify USB-C Ports

A leading laptop manufacturer needed to protect USB Type-C ports from ESD, surges, and other transients without compromising signal integrity or consuming excess board space.

Education & Insights

How-to-size-a-heatsink

Technical Paper

November 17, 2025

How to Size a Heatsink for Industrial Solid State Relays

Use this guide to select the right heatsink for panel-mounted SSRs using practical thermal methods.

Quick Fuse Selection Guide

Selection Guide

November 17, 2025

Quick Fuse Selection Guide

Find the right fuse for your electronic applications.

CONEXPO 2026
March
3-7
2026

CONEXPO 2026

CONEXPO is the largest construction show in North America!

PCIM Europe 2026
June
9-11
2026

PCIM Europe 2026

The PCIM Europe is the world's leading exhibition and conference for power electronics, intelligent motion, renewable energy, and energy management.

January 28, 2026

Littelfuse Reports Fourth Quarter and Full Year 2025 Results

Fourth Quarter Highlights: (Year-over-year comparisons unless otherwise noted) Net sales of $594 million, +12%; organic growth contributed +7% Cash...

January 14, 2026

Littelfuse to Release Fourth Quarter Financial Results Before Market Open on January 28

Littelfuse, Inc. (NASDAQ: LFUS), a leader in developing smart solutions that enable safe and efficient electrical energy transfer, announced today...