Overview
Formerly TSI Semiconductors, this facility was acquired by Bosch in 2023. It is being converted into a 200mm Silicon Carbide (SiC) wafer fab to support the growing EV market in North America. On July 13, 2026, Bosch finalized a $225 million direct CHIPS Program award backing the $2 billion facility transformation, alongside a $25 million California Competes tax credit. Sample production is underway, with commercial 200mm SiC chip production targeted for later in 2026. Key facility details include: The facility is situated at 7501 Foothills Blvd, Roseville, CA 95747, USA. It focuses on Analog / Power, Compound Semiconductor on 200mm wafers. This site represents an estimated investment of $2B. Production at this facility is expected to begin in 2026.
Technology
About Robert Bosch
Bosch is a leading global supplier of technology and services, with a strong focus on automotive semiconductors. The company is a market leader in MEMS sensors and develops specialized power electronics and ASICs for mobility and industrial applications.