Overview
Renesas restarted its Kofu Factory in Kai City, Yamanashi Prefecture on April 1, 2024 as a dedicated 300mm wafer fab for power semiconductors, following a 90-billion-yen (about US$0.6 billion) investment decided in 2022. The site previously ran 150mm and 200mm lines until it closed in October 2014. It began mass production of IGBTs, power MOSFETs, and other power devices in 2025, roughly doubling Renesas' power-semiconductor production capacity to serve electric-vehicle and renewable-energy demand. Key facility details include: The facility is situated at Kai, Yamanashi, Japan. It focuses on Analog / Power on 300mm wafers. This site represents an estimated investment of $0.6B. Production at this facility commenced in 2024.
Technology
About Renesas Electronics
Renesas Electronics Corporation delivers trusted embedded design innovation with complete semiconductor solutions that enable billions of connected, intelligent devices to enhance the way people work and live.