Designing protection for 48 V automotive systems is becoming more challenging as power density increases and IC tolerances tighten.

Image of Strengthening Surge Protection with External TVS Diodes Strengthening Surge Protection with External TVS Diodes

Protect mission-critical electronics from lightning-induced surges with Littelfuse SM15KPA-HRA 15 kW external TVS diodes.

Image of [supplier18] TPSMD-FL Series FlatSuppressX™ TVS Diodes TPSMD-FL Series FlatSuppressX™ TVS Diodes Publish Date: 2026-07-15

Littelfuse TPSMD-FL series FlatSuppressX™ TVS diodes feature ultra-low and stable clamping voltage during transient events.

Image of Littelfuse Advanced FlatSuppressX™ TVS Diodes for 48 V Automotive Power Protection Advanced FlatSuppressX™ TVS Diodes for 48 V Automotive Power Protection Publish Date: 2026-07-15

Littelfuse Advanced FlatSuppressX™ diodes are engineered to protect sensitive automotive electronics from lightning-induced surges and other overvoltage conditions

Image of Littelfuse SP4320 Series Ultra-Low Capacitance TVS Diode SP4320 Series Ultra-Low Capacitance TVS Diode Publish Date: 2026-07-15

Littelfuse SP4320 series ultra-low capacitance TVS diodes are designed to protect high-speed data interfaces from damaging ESD while maintaining exceptional signal performance.

Image of Littelfuse SP4324-01WTG Ultra-Low Capacitance TVS Diode SP4324-01WTG Ultra-Low Capacitance TVS Diode Publish Date: 2026-07-10

The Littelfuse SP4324-01WTG ultra-low capacitance TVS diode provides bidirectional, single-channel ESD protection.

Image of Littelfuse 708 Series NANO²® SMD Fuse 708 Series NANO²® SMD Fuse Publish Date: 2026-07-06

Littelfuse 708 series NANO² SMD fuses are designed specifically for AI servers, hyperscale data centers, power distribution units (PDUs), and high-power battery systems.

Image of Littelfuse SB4000 Series Shock Block® GFCI SB4000 Series Shock Block® GFCI Publish Date: 2026-07-06

Littelfuse SB4000 series Shock Block® GFCI designed to provide excellent personnel protection from electrical shock in demanding industrial environments.

Image of Littelfuse TX00AS314TRA Omnipolar TMR Switch Sensor TX00AS314TRA Omnipolar TMR Switch Sensor Publish Date: 2026-07-06

The Littelfuse TX00AS314TRA omnipolar TMR switch sensor features high-speed response of up to 1 kHz.

Image of Littelfuse TP5.0SMDJ Series Surface Mount – 5000 W TP5.0SMDJ Series Surface Mount – 5000 W Publish Date: 2026-06-01

The Littelfuse TP5.0MDJ high-power TVS diode family engineered for applications requiring reliable overvoltage protection and long-term durability in demanding environments.

Image of Designing Position Sensing with Omnipolar Magnetic Sensors Designing Position Sensing with Omnipolar Magnetic Sensors Publish Date: 2026-05-11

Learn how TMR-based omnipolar magnetic sensors improve position sensing with high accuracy, thermal stability, and noise immunity.

Image of Latching SSRs Simplify Thermostat, HVAC, Security, and Alarm-Panel Contact Switching Designs Latching SSRs Simplify Thermostat, HVAC, Security, and Alarm-Panel Contact Switching Designs Publish Date: 2026-04-28

Versatile solid-state relays can switch and latch low-power signals in thermostats, HVAC systems, fire-alarm panels, security systems, and building automation.

Image of LittelfuseTDB Series Ultra-Miniature DIP Switches TDB Series Ultra-Miniature DIP Switches Publish Date: 2026-04-07

Littelfuse TDB series ultra-miniature DIP switches feature gold-plated contacts for reliable conductivity.

Image of Littelfuse AQ4324 Automotive Diode Arrays AQ4324 Automotive Diode Arrays Publish Date: 2025-12-30

Littelfuse AQ4324-01ETG bidirectional TVS diode arrays provide a high level of ESD protection for single-channel electronic equipment in automotive applications.

Image of Littelfuse SZSMF6L Series TVS Diodes SZSMF6L Series TVS Diodes Publish Date: 2025-12-09

Littelfuse SZSMF6L series TVS diodes are designed to protect sensitive systems or components from high-voltage, high-energy transients.

Industrial Automation

Littelfuse technologies support the rapid growth of industrial automation worldwide.

Building Solutions

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.

Consumer Electronics

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.

Emobility Infrastructure

Littelfuse technologies are powering the growth of EV charging infrastructure.

Renewable Energy

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.