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Littelfuse technologies support the rapid growth of industrial automation worldwide.
Littelfuse technologies are driving the future of smart buildings and homes. From heat pumps and smart meters to security cameras, our reliable power control solutions improve efficiency, safety, and sustainability in a rapidly growing market.
Littelfuse powers innovation in consumer electronics and appliances. From major appliances and battery packs to smart wearables and gaming devices, our technologies support smarter, safer, and more energy-efficient products.
Littelfuse technologies are powering the growth of EV charging infrastructure.
Littelfuse technologies are enabling the global transition to renewable energy. From solar and wind to battery energy storage systems, our solutions provide protection, control, and monitoring to maximize efficiency and reliability.
Littelfuse technologies support the high-performance demands of modern data centers.
Littelfuse is powering the transition to electric vehicles. Our technologies deliver safe, reliable, and efficient performance in battery management systems, disconnect units, and on-board chargers.
Compact SOD-123FL TVS diodes deliver 50% more peak power than SZSMF4L Series, helping engineers protect space-constrained EV and automotive electronics from high-voltage surges.
DigiKey announced the release of season 4 of its informative “Farm Different” video series.
The first surface-mount fuse from Littelfuse with a 1500 A interrupting rating at 277 V. Designed to provide true buffering for 250 V applications with unpredictable voltage fluctuations, the 415 Series offers exceptional fault current protection.
Omnipolar Magnetic Sensors
Publish Date: 2025-12-02
Littelfuse omnipolar magnetic sensors adopts a two orthogonal push-pull Wheatstone bridge design, each bridge containing four high-sensitivity TMR sensing.
What are the Common Design Parameters Engineers Should Consider When Selecting Solid-State Relays?
Publish Date: 2025-10-08
Solid-state relay (SSR) problems can stem from the improper design parameters: thermal management, switching type, current rating, and overvoltage protection.
Webinar – Silicon Carbide and Multi-Technology Solutions in Novel Isolated Packages
Learn how cutting-edge SiC packaging innovations and protection solutions can overcome power design hurdles and elevate your system design.
KMR6 Series Micro-Miniature Tactile Switches
Updated: 2025-09-18
Littelfuse KMR6 series micro-miniature tactile switches are ideal for space-constrained environments with a low-profile height of 1.9 mm.
Optimize SMPS Efficiency with a Multi-Technology Approach
Publish Date: 2025-09-17
Littelfuse SiC MOSFETs, MOS-gated thyristors, and rectifiers enable efficient, reliable SMPS designs for EV chargers, solar inverters, and motor drives.
SC1122 Unidirectional Discrete TVS Diode
Publish Date: 2025-09-08
Littelfuse SC1122 unidirectional TVS diodes provide a high ESD protection level for electronic equipment and can safely absorb repetitive ESD strikes of ±30 kV.
827 Series High-Voltage Cartridge Fuses
Publish Date: 2025-09-08
Littelfuse 827 series high-voltage cartridge fuses are available in both through-hole and bolt-down versions.
SC1230 Unidirectional TVS Diode
Publish Date: 2025-08-28
The Littelfuse SC1230-01UTG is a TVS diode designed to provide protection against ESD (electrostatic discharge) and lightning induced surges.
Littelfuse 5.0SMDJ-FB is designed to protect sensitive electronic equipment from voltage transients.
High Surge Current SIDACtor® Thyristors - DO-214AB
Updated: 2025-10-08
The Littelfuse high surge current SIDACtor DO-214AB series thyristors protect exposed interfaces in industrial and ICT applications.
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