Gen 4 SiC Tech Further Elevates High-Power Performance

June 25, 2025
Gen 4 MOSFETs provide a versatile foundation for various application-optimized bare die, module, and discrete products.

Engineered for high-power electronics applications, Wolfspeed’s fourth-generation silicon-carbide (SiC) MOSFET technology builds on the company’s third-gen SiC MOSFETs, optimizing conduction losses, switching behavior, ruggedness, and reliability. Gen 4 MOSFETs help simplify system design and usability without compromising ruggedness and durability.

Targeting high-power automotive, industrial, and renewable-energy applications, these MOSFETs have a long-term road map that includes application-optimized bare die, module, and discrete products.  

Gen 4 MOSFETs minimize conduction losses to improve efficiency across the load spectrum for things like extended electric-vehicle range, better energy ratings for HVAC systems, and lower cooling costs in server farms due to reduced thermal-management needs.

Cutting down on switching losses is also important, especially in applications that operate at varying loads, as an increased switching frequency enables smaller, lighter, and more cost-effective magnetics and capacitors. They can also prioritize efficiency gains by reducing heat dissipation, lowering system-level costs through smaller heatsinks or minimized cooling needs.  

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SiC MOSFETs and other devices are hitting their stride in high-voltage power electronics.
About the Author

Alix Paultre | Editor-at-Large, Electronic Design

An Army veteran, Alix Paultre was a signals intelligence soldier on the East/West German border in the early ‘80s, and eventually wound up helping launch and run a publication on consumer electronics for the US military stationed in Europe. Alix first began in this industry in 1998 at Electronic Products magazine, and since then has worked for a variety of publications in the embedded electronic engineering space. Alix currently lives in Wiesbaden, Germany.

Also check out his YouTube watch-collecting channel, Talking Timepieces

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Marie Darty | Group Multimedia Director, Engineering & Manufacturing

Marie Darty is a digital media professional currently serving as the Group Multimedia Director for the Manufacturing & Engineering Group at Endeavor Business Media. A graduate of Jacksonville State University, she earned her Bachelor of Arts in Digital Communication with a concentration in Digital Journalism in December 2016. In her current role, she leads the strategy and production of multimedia content, overseeing video series planning and editing. Additionally, she oversees podcast production and marketing of multimedia content.

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