Littelfuse, Inc.

Reed Switches combine design flexibility and precision.
Electrical Equipment & Systems

Reed Switches combine design flexibility and precision.

While promoting layout and design flexibility, MACD-14 reed switch series and surface-mount version MASM-14 Series have close-differential characteristics that benefit applications with limited space and strict accuracy requirements. Hermetically sealed switch contacts are not affected by harsh environments, and low close/open hysteresis provides precise switching. Switching capability is 200 Vdc...

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TVS Diodes protect sensitive automotive electronics.
Electronic Components & Devices

TVS Diodes protect sensitive automotive electronics.

Housed in low-profile DO-214AA SMB package, TPSMB Series provides secondary protection of sensitive automotive and other electronics from transients induced by load dump and other transient voltage events. Units are available in standoff voltage ratings from 10–77 V for both uni-directional and bi-directional devices. Featuring 600 W peak pulse power dissipation rating, diodes are AEC-Q101...

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Thyristor Power Control Devices expand usable range of lighting.
Electrical Equipment & Systems

Thyristor Power Control Devices expand usable range of lighting.

Alternistor Triac (Q6008LH1LED and Q6012LH1LED Series) and QUADRAC (Q6008LTH1LED and Q6012LTH1LED Series) Thyristor Power Control Devices- are designed for use as switch in dimmer circuit to adjust light output of LED bulbs and strings. Products let- designers of AC line-based dimmers for LED lighting accommodate range of operating parameters without reducing reliability or dimmer performance....

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Radial Leaded Varistors protect against high peak surges.
Electronic Components & Devices

Radial Leaded Varistors protect against high peak surges.

Providing high energy absorption capability and resistance to temperature cycling, LV UltraMOV™ Series protects low voltage DC applications against peak surges, including lightning strike interference, system switching transients, and abnormal fast transients from power source. RoHS-compliant units are lead-free, halogen-free, and available with optional phenolic coating. Operating up to 125-

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Hermetically Sealed Fuses are certified intrinsically safe.
Electrical Equipment & Systems

Hermetically Sealed Fuses are certified intrinsically safe.

Designed for 125 V applications in electrical equipment used in hazardous locations, PICO-® 259-UL913 Series- is certified under UL913 Safety Standard for Intrinsically Safe Apparatus and Associated Apparatus for Use in Class I, II, and III, Division 1, Hazardous (Classified) Locations. Encapsulant prevents heat and sparks from being exposed to hazardous gases or dust in environment. With...

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Littelfuse and the Chicago Innovation Awards Ring NASDAQ
Electrical Equipment & Systems

Littelfuse and the Chicago Innovation Awards Ring NASDAQ

Celebrating Innovations in the Chicago Region like the TMOV25S and TMOV34S Varistors CHICAGO– Representatives from Littelfuse, Inc. joined the Chicago Innovation Awards, the Chicago region’s foremost annual celebration of innovation, in New York City on Monday, February 25th to close the NASDAQ Stock Market, the premier exchange for technology companies. The event emphasized the surge of...

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Electrical Equipment & Systems

Fuses are compliant with METI B standard.

Targeting manufacturers of Japanese white goods, 388 Series of METI B-compliant fuses are designed to provide overall protection for both primary (main power input) and secondary (individual component) protection. Available in both cartridge and pigtailed versions as well as with color-banding and with special/customized formed leads, RoHS-compliant and lead-free fuses feature interrupting...

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Electrical Equipment & Systems

Lead-Free Fuses are suited for electrical ballasts.

Available as cartridge or with axial leads, 208 and 209 series of 350 V 2AG-size fuses have interrupt rating of 100 A at 350 Vac. The 208 Series fuses are quick-acting, and the 209 Series fuses are slow-blo type. Sleeves can be added to fuses, and they are offered in various lead forming configurations. Lead-free, RoHS compliant units are environmentally friendly and UR, CE, and PSE approved.

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Silicon Protection Arrays have 5-8 pF input capacitance.
Electrical Equipment & Systems

Silicon Protection Arrays have 5-8 pF input capacitance.

Including Models SP1001 and SP1002-01 with 8 and 5 pF input capacitance respectively, SP1000 Series features 1 nsec response time to protect high-speed circuits from repeated ESD events. SP1001-xx provides unidirectional overvoltage protection for up to 5 channels, while SP1002-01 protects single channel having bidirectional signals. Silicon Protection Arrays are rated for operating voltages up...

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Company News

Littelfuse Begins Shipments from New Power Semiconductor Assembly Facility

Highly automated facility in the Philippines reinforces commitment to customer-focused innovation CHICAGO, NOVEMBER 10, 2020 — Littelfuse, Inc. (NASDAQ: LFUS), a global manufacturer of leading technologies in circuit protection, power control and sensing, announced today that it recently shipped its first power semiconductor modules from the company’s new power semiconductor assembly plant...

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Company News

Littelfuse Presents Mouser Electronics with 2018 High Service Distributor of The Year Award

Chicago, May 16, 2019 — Littelfuse, Inc. (NASDAQ: LFUS) recognized Mouser Electronics for the second year in a row with the 2018 High Service Distributor of the Year award. Littelfuse presented the award at the Electronics Distribution Show (EDS), which was held last week in Las Vegas. “Mouser Electronics has been a valuable channel partner for Littelfuse and we are proud to honor them...

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SH Series Gas Discharge Tubes minimize insertion loss.
People in the News

SH Series Gas Discharge Tubes minimize insertion loss.

Used in G.fast, xDSL, 10GbE, and 10/100/1000 Base-T Ethernet port protection, coaxial cable protection and AC power line protection in VFDs and PIs, SH Series Gas Discharge Tubes are suitable for high surge and high density layout application. Designed with 5kA surge capacity, ≤ 0.7pF off-state capacitance, units come in 5.0 x 5.0 x 4.2mm square body. Offering protection against fast-rising...

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Mergers & Acquisitions

Littelfuse Completes Acquisition of TE Connectivity Circuit Protection Business

CHICAGO –- Littelfuse, Inc. (NASDAQ:LFUS) today announced it successfully completed its acquisition of the circuit protection business of TE Connectivity Ltd. (NYSE: TEL) for $350 million in cash. The circuit protection business has a leading position in polymer-based resettable circuit protection devices, with a strong global presence in the automotive, battery, industrial, communications and...

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Company News

Littelfuse Invests in Silicon Carbide Technology

CHICAGO –- As part of the company’s strategy to move more significantly into power semiconductors for industrial and automotive markets, Littelfuse has made an investment in Monolith Semiconductor, Inc., a start-up company developing silicon carbide technology. Silicon carbide is a rapidly emerging semiconductor material that enables power devices to operate at higher switching frequencies...

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Company News

Littelfuse Honored with 2014 ASEAN Best Growth Supplier Award from Future Electronics

Award recognizes Littelfuse efforts to grow sales of the company’s products faster than any other Future Electronics’ supplier in region CHICAGO - Littelfuse, Inc., the global leader in circuit protection, was recognized by Future Electronics with the 2014 Best Growth Supplier Award (ASEAN) for suppliers located in South-East Asia. KY Ong, sales director for Littelfuse in South-East Asia, and...

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Reed Switches combine design flexibility and precision.
Electrical Equipment & Systems

Reed Switches combine design flexibility and precision.

While promoting layout and design flexibility, MACD-14 reed switch series and surface-mount version MASM-14 Series have close-differential characteristics that benefit applications with limited space and strict accuracy requirements. Hermetically sealed switch contacts are not affected by harsh environments, and low close/open hysteresis provides precise switching. Switching capability is 200 Vdc...

Read More »
Company News

Littelfuse Receives Global Supplier Excellence Honors from TTI

CHICAGO –- Littelfuse, Inc., the global leader in circuit protection, has been honored with a Global Supplier Excellence Award from TTI, Inc. for 2013. This is the first year Littelfuse has been recognized by TTI in all three geographic regions it serves: the Americas, Asia, and Europe, including Platinum-Level status for North America. Littelfuse is one of only six TTI suppliers to receive...

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Company News

Littelfuse Honors Arrow Electronics as Its 2013 Volume Distributor of the Year

Award recognizes sales growth, focus product sales, design registrations and wins CHICAGO –- Littelfuse, Inc., the global leader in circuit protection, has named Arrow Electronics its Volume Distributor of the Year for 2013. Littelfuse presented the award to Arrow Electronics, a global leader in electronics distribution, at the recent 2014 Electronic Distribution Show (EDS) in Las Vegas,...

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Company News

Littelfuse Recognizes Digi-Key as High-Service/Catalog Distributor of the Year for Second Consecutive Year

Award recognizes growth in sales, focus product sales, customers, as well as marketing efforts CHICAGO –- Littelfuse, Inc., the global leader in circuit protection, has named Digi-Key Corporation as its High-Service/Catalog Distributor of the Year for 2013. This marks the second consecutive year that Littelfuse has recognized Digi-Key with this award. Littelfuse presented the award to Digi-Key...

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