Featured Products
IX4352NEAU Gate Driver
Automotive Gate Driver with Negative Gate Bias & Protections
AEC-Q100 qualified gate driver with separate 9 A source/sink outputs, integrated protections, and an internal charge pump delivering −10 V bias for robust, high-dv/dt EV inverter designs.
K5V Series Tactile Switch
Sharp Tactile Feedback with Integrated LEDs
High-reliability tactile switch with gold-plated contacts and integrated LEDs. Long travel with crisp tactile/audible feedback in a compact footprint for status indication.
59150 Flange-Mount Reed Sensor
Compact, Sealed Sensor for Harsh or Concealed Environments
Compact, IP67-sealed reed sensor rated to 265 Vac/300 Vdc. Enables reliable non-contact sensing in space-constrained designs requiring low power operation and resistance to moisture and contaminants.
LFRU Fuse Reducers
Adaptable, Cost-Saving Fuse-to-Clip Solutions
Adapts lower-rated fuses into higher-rated clips to prevent overfusing and simplify inventory. Ideal for transformers, VSDs, MCCs, and test or temporary current-limiting applications.
Residual Current Protection
EV Charging Protection
Compact and reliable, these monitors detect AC and DC leakage in EV charging systems in real time—preventing hazards and ensuring continuous safety.
TVS Diode: SZSMF6L Series
Fast-Response TVS Protection for Automotive Electronics
Automotive-grade TVS diodes. Ideal transient voltage suppression for EV powertrains, battery management systems, onboard chargers, and automotive lighting.
Isolated Gate Driver: IX3407B
Fast, Compact Gate Driver with Built-in Protection Features
Supports Si/SiC MOSFETs and IGBTs with separate outputs, UVLO, and Active Shutdown. Optimized for motor control, solar inverter efficiency, and industrial power conversion reliability.
MCASE 4-Way
32 V 160A Max Fuse Holder
A compact, high-performance solution designed to support up to four MCASE+® slotted cartridge fuses and features a bussed power input and individually wired fuse outputs.
Affordable High Performance
SRP1-CE Series Solid State Relays
The SRP1-CE Series: perfect for demanding areas with IP20 removable protection for safety & easy maintenance. Ideal for HVAC and industrial ovens, it balances cost-effectiveness with high performance.
Empowering a Sustainable, Connected, and Safer World
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.
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.
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
Technical Paper
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.
Selection Guide
Quick Fuse Selection Guide
Find the right fuse for your electronic applications.
PCIM Europe 2026
The PCIM Europe is the world's leading exhibition and conference for power electronics, intelligent motion, renewable energy, and energy management.
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...
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...
