Littelfuse, Inc. announced the new SPxxR6, a series of four-channel, low capacitance (0.2pF) TVS diode arrays. These robust diodes provide extremely low breakdown/turn-on voltages, making them ideal protectors of high-speed data lines with low voltage (-0.3 to +0.3V). They can safely absorb repetitive ESD strikes above the maximum level specified in IEC 61000-4-2 international standard […]
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Compact varistors boast high surge-current ratings
Littelfuse, Inc. 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. The Xtreme Varistors are specifically designed for use in the following markets and applications: Home and building automation; […]
Littelfuse offers compact cartridge fuses available with high-current, high-voltage ratings
Littelfuse, Inc. 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. The 607 Series high-current, high-voltage cartridge fuse, designed for overcurrent protection applications, provides a robust solution for demanding high-voltage power supply circuits. The 500V fuse rating is suitable for both […]
Compact cartridge fuses carry high-current, high-voltage ratings
Littelfuse, Inc. 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. The 607 Series high-current, high-voltage cartridge fuse, designed for overcurrent protection applications, provides a robust solution for demanding high-voltage power supply circuits. The 500V fuse rating is suitable for both […]
Protecting fast EV charging stations
Several standards dictate safety measures that fast charging stations must employ. Philippe Di Fulvio, Littelfuse, Inc. An estimated 5.5 million electric vehicles (EVs) were on the road in 2020. By 2025, the expectation is that over 24 million EVs will be in use. A significant limitation to wider EV adoption is the public charging infrastructure […]
Battery pack protection keeps EVs on the road
A few best practices for handling transients and over-currents help make electronic drivetrains more reliable. James Colby • Littelfuse, Inc. Automotive market analysts predict that by 2025, high-end vehicles will contain more than $6,000 in electronic components. Most of these advanced electronics will be in the growing number of electric vehicles (EVs). To ensure robust, […]
SMD fuses optimized for solar roofing apps
Littelfuse, Inc. 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 […]
New varistors incorporate built-in thermal disconnect, electric arc shield
The LST Varistor series is 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 […]
No zapping! How to design safe and reliable wireless charging systems
Smart use of protection components can help give consumers a trouble-free charge. Todd Phillips Littelfuse Inc. The convenience that wireless charging systems provide has made them increasingly popular for use with consumer goods and appliances. But the development of wireless charging devices creates a number of challenges for designers. Most wireless applications are characterized by […]
Reed relays capable of switching speeds up to 1 kHz and billions of operations
Littelfuse, Inc. 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 2500 VRMS. These miniature reed relays are available in single In-line (SIL) and dual-in-line (DIL) packages. Typical applications for the reed relays include position […]
