STMicroelectronics has recently announced the launch of its fourth-generation STPOWER silicon carbide(SiC)MOSFET technology,designed to optimize traction inverters in electric vehicle(EV)power systems.This technology sets new industry benchmarks in power efficiency,power density,and stability.ST plans to gradually increase the production of 750V and 1200V rated products by 2025,ensuring the advantages of silicon carbide technology extend beyond high-end models to benefit mid-range and compact electric vehicles.

　　Technical Advantages

　　ST's fourth-generation SiC MOSFET technology focuses on enhancing the overall performance of electric vehicle traction inverter platforms.The introduction of the new generation of SiC devices will significantly improve the energy efficiency of 400V and 800V EV traction inverters,supporting widespread market adoption of electric vehicles.As the EV market continues to expand,ST is committed to helping manufacturers meet the challenge of delivering more economical electric vehicles.

　　ST President Marco Cassis stated,“STMicroelectronics is dedicated to driving the future of electric mobility and industrial efficiency.Through our advanced silicon carbide technology,we continue to innovate in devices,advanced packaging,and power modules.With our vertically integrated manufacturing strategy,we provide industry-leading SiC performance to meet the growing demands of our customers and promote sustainability.”

　　Key Features
　　

　　Applications:

　　Electric Vehicle Traction Inverters:Enhancing energy efficiency and range of electric vehicles.

　　Industrial Motor Drives:Optimizing motor control,reducing energy consumption and operational costs.

　　Renewable Energy:Improving efficiency in solar inverters and energy storage systems.

　　Data Center Power Units:Providing efficient power solutions to meet high power demands,such as AI applications.

　　Future Developments

　　ST plans to concurrently develop multiple innovations in SiC technology over the next three years,further advancing power device technology.The fifth generation of SiC power devices will adopt innovative high power density technology based on planar structures,promising excellent RDS(on)performance at high temperatures.

　　Conclusion

　　STMicroelectronics'fourth-generation SiC MOSFET represents a significant leap in power conversion technology,providing exceptional performance and robustness for future electric vehicle traction inverters.As an industry leader in SiC technology,ST has supplied STPOWER SiC devices to over five million passenger vehicles worldwide,significantly enhancing the performance,efficiency,and range of new energy vehicles.With a fully vertically integrated SiC substrate manufacturing facility set to commence production in 2026,ST is rapidly driving the market toward electric mobility and more efficient industrial applications.