Companies

Littelfuse, Inc.

  • 8755 West Higgins Road Suite 500 Chicago, IL
    60631
    United States of America
  • 1-773-628-1000
  • http://www.littelfuse.com
  • 1-800-522-7697

Littelfuse products are vital components in virtually every market that uses electrical energy, from consumer electronics to automobiles, commercial vehicles and industrial equipment.

Littelfuse, Inc. Articles

Displaying 1 - 20 of 226
Design
20th January 2023
How to select the best slide switch for your application

Slide switches are one of the older technologies available for selecting, making, or breaking an electrical circuit. However, due to their purely electromechanical nature, they remain popular as low cost and reliable means of controlling or interacting with some aspect of a machine or process. Cathy Zhao, Global Product Manager, Littelfuse discusses.

Industrial
2nd November 2022
Littelfuse high surge rating SMD TVS diodes 50% smaller

Littelfuse an industrial technology manufacturing company empowering a sustainable, connected, and safer world, announced the new SMTOAK2 TVS Diode Series.

Power
1st November 2022
Compact SMD TVS diodes provide high-reliability

Littelfuse, an industrial technology manufacturing company empowering a sustainable, connected, and safer world, has announced the 5.0SMDJxxS-HRA TVS Diode Series.

Micros
5th October 2022
Littelfuse IC Series: protection, sensing, and control in a single chip

Littelfuse, an industrial technology manufacturing company empowering a sustainable, connected, and safer world, has announced the eFuse Protection ICs product line, a series of four versatile circuit protection devices.

News & Analysis
20th July 2022
Littelfuse completes acquisition of C&K Switches

Littelfuse, Inc., an industrial technology manufacturing company empowering a sustainable, connected, and safer world, announced the completion of its acquisition of C&K Switches (‘C&K’).

Power
4th May 2022
ITV4030 battery protectors prevent overcharging damage

Designed for consumer electronics applications, including tablets, robotic appliances, and power tools Littelfuse ITV4030 battery protectors provide fast response to prevent overcurrents and overcharging damage

News & Analysis
11th April 2022
Littelfuse acquires C&K Switches

Littelfuse is buying C&K Switches for an enterprise value of $540 million.

Power
6th April 2022
Littelfuse Pxxx0S3N SIDACtors provide current overvoltage protection

Littelfuse has announced the Pxxx0S3N SIDACtor Protection Thyristor series, which safeguard exposed interfaces in industrial and ICT applications, including RS-485 data interfaces and AC/DC power supplies.

Cables/Connecting
23rd March 2022
828 series has overcurrent protection in small packages

Littelfuse, an industrial technology manufacturing company empowering a sustainable, connected, and safer world, announced the new 828 Series High-Voltage Cartridge Fuses, designed and tested to meet the circuit protection needs of compact automotive electronics, specifically Electric Vehicle (EV) applications.

Passives
17th February 2022
Littelfuse Xtreme varistors increase surge protection

Littelfuse has announced the Xtreme Varistor series. Constructed with a proprietary powder formulation developed by Littelfuse, these new, smaller varistors achieve robust surge performance that helps prevent damage, fire hazards, and catastrophic failure even under extreme circumstances.

Power
3rd February 2022
Littelfuse offers compact cartridge fuses

Littelfuse has announced the compact cartridge fuse series available that's rated at 500Vac/Vdc with current ratings from 40A to 63A and a 10,000A interrupting rating.

Power
6th May 2021
Photovoltaic fuses provide rugged circuit protection

Littelfuse has announced the 400PV Fuse series, a 2410 size, surface mount design (SMD) circuit protection component that offers low resistance for photovoltaic (PV) applications. The 400PV is specifically designed to address the latest trend in solar roofing by enabling PV shingles that integrate both the shingles with the PV cells while incorporating protection that meets the UL 248-19 standard for PV applications.

Power
15th March 2021
LST Varistors with TMOV for robust surge protection

Littelfuse has introduced the LST Varistor series. Constructed with a proprietary, thermally protected varistor technology (TMOV), developed by Littelfuse, this new varistor incorporates both a built-in thermal disconnect function and electric arc shield. This combination provides additional robust protection to prevent catastrophic failure and fire hazard even under the extreme circumstances of abnormal overvoltage conditions or varistor en...

Power
8th February 2021
Reed relays offer reliable switching of AC and DC loads

Littelfuse has introduced an expanded reed relay product portfolio that extends voltage capabilities to include AC ratings, supports AC or DC loads up to 300 Vdc, and provides input/output isolation voltage 2,500 VRMS. These miniature reed relays are available in single In-line (SIL) and dual-in-line (DIL) packages.

Power
13th July 2020
Littelfuse PLA172P 800V solid state relay launched

Littelfuse has announced the PLA172P OptoMOS Relay, an 800V normally-open single-pole 6-pin solid-state relay (SSR). It is the first solid-state relay in the Littelfuse product portfolio that comes with guaranteed electrical parameters at 105°C ambient operating temperature.

Latest
5th June 2020
Knowledge centre helps prevent arc-flash hazards

Littelfuse has introduced a new arc-flash knowledge centre online for engineers, electricians, maintenance workers, and others creating a safer electrical environment. The resource portal helps workers protect critical infrastructure by providing arc-flash information on causes, mitigation and incident energy calculations as well as white papers, videos and case studies.

Power
7th May 2020
Li-ion battery protectors to guard against overcurrent

Littelfuse has announced the ITV Series, a three-terminal, surface mountable li-ion battery protector designed to guard against the damage caused by both overcurrent and overcharging.

Power
7th April 2020
Solar fuses offer higher amperage in a streamlined design

Littelfuse has announced the expansion of its SPXI series in-line solar fuses to include 35 to 60 amperage models. Designed to integrate into in-line assemblies within a wire harness, these 1,500V DC solar fuses protect photovoltaic (PV) installations from overloads and short circuits to minimise damage to solar panels.

Analysis
15th January 2020
Accelerate the design cycles of SiC-based power converters

Littelfuse has announced the Gate Drive Evaluation Platform (GDEV). The new evaluation platform helps designers evaluate SiC MOSFETs, SiC Schottky diodes, and other peripheral components like gate driver circuitry, so that they can better understand how silicon carbide technologies will behave in converter applications under continuous operating conditions.

Passives
10th January 2020
High-temperature thyristors improve thermal management

Littelfuse has announced an additional five series of high-temperature Alternistor TRIAC switching thyristors. The thyristors are designed for use as semiconductor switches in appliances and equipment powered by line AC voltages up to 250VRMS.

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