Littelfuse Acquires Basler Electric
Their expertise and long history in power protection and control solutions strongly complement the Littelfuse portfolio in energy and industrial infrastructure markets.
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Learn Temperature Sensor Essentials
Explore expert resources on temperature sensors—design tips, tutorials, and educational content to boost your knowledge and improve sensor applications.
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Electric Two and Three Wheeler Solutions
Littelfuse provides advanced circuit protection and sensing solutions for Li-ion battery systems in two-and three-wheeler electric vehicles.
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Request a Sample
You can test Littelfuse parts out in the field before placing large orders. Search for the part(s) that fit your application and place a sample order here.
Search Database注目の製品
Low Profile Solution
SRP1-KC Half the Thickness of Traditional SSRs
Compact, low-profile (12.5mm) design with zero cross and instantaneous switching plus integrated varistor protection.
Four Solid-State Relays in ONE
SRP4-CC Space Saving Solution Controls Multiple AC Loads
Compact 4-pole design with zero cross switching and 25A output per pole.
TVS Diode: DFNAK3 Series
Space-Saving, High-Surge Protection for DC and PoE Lines
Delivers robust surge protection, lower clamping voltage, and PCB space savings. Ideal for telecom dc power, power over ethernet, industrial automation, and data center infrastructure applications.
Cartridge Fuse: 828/827 Series
Compact, AEC-Q200 Fuses for High-Voltage EV Systems
High-interrupting capacity cartridge fuses designed for EV onboard chargers, power distribution units, and high-voltage automotive electronics requiring compact, reliable overcurrent protection.
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.
MCASE4ウェイ
32V 160A最大ヒューズホルダー
このコンパクトで高性能なソリューションは、最大4つのMCASE+®スロットを搭載するカートリッジヒューズに対応した設計で、バス電源入力と個別の配線ヒューズ出力が特長です。
手頃な価格で高性能
SRP1-CE シリーズソリッドステートリレー
SRP1-CE シリーズ：安全性と容易なメンテナンスを実現する IP20 の取り外し可能な保護により、要求の厳しいエリアに最適です。冷暖房空調設備や工業用オーブンに最適で、費用対効果と高性能のバランスが取れています。
DC 出力アプリケーション
SRP1-CC シリーズソリッドステートリレー
SRP1-CC シリーズ：DC 出力アプリケーションに最適です。MOSFET 技術を採用し、低電力損失で効率的なスイッチングを実現します。DC ヒーターやソレノイドバルブにご利用ください。
持続可能で接続性の高い、より安全な世界を実現するために
ソリューションのスポットライト
How to Size Fuses for PV Systems
Use correct solar fuses to ensure safety. Wrong or non-Photovoltaic (PV) types can reduce reliability and increase risk.
成功事例
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.
成功事例
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.
教育とインセット
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.
選定ガイド
Quick Fuse Selection Guide
Find the right fuse for your electronic applications.
Littelfuse Completes Acquisition of Basler Electric
安全かつ効率的な電気エネルギー伝送を可能にするスマートソリューション開発のリーダーである Littelfuse, Inc.（NASDAQ: LFUS）は本日、...
TPSMB非対称TVSダイオードが12Vバッテリーシステムの伝導損失とBOMコストを削減
革新的な設計により、信頼性の高い保護を確保すると同時により低い定格のMOSFETやダイオードの使用を可能にします。