# Bosch to acquire TSI Semiconductors and invest $1.5B in Roseville facility

Bosch will acquire the assets of U.S. chipmaker TSI Semiconductors and invest $1.5 billion to upgrade its manufacturing facility in Roseville, California, to produce silicon carbide chips on 200-millimeter wafers starting in 2026.

- Type: Acquisition
- Announced: 2023-04-26
- Where: Roseville, California, United States
- Value: $1.50B
- Status: announced
- Capacity: 200-millimeter wafers
- Products: silicon carbide (SiC) chips
- Sectors: [Semiconductors and Industrial Electronics](https://endata.com/sectors/semiconductors-electronics.md)

## Companies

- [Bosch](https://endata.com/companies/1725.md) (acquirer)
- [TSI Semiconductors](https://endata.com/companies/69961.md) (target)

## Sources

- [techcrunch.com](https://techcrunch.com/2023/04/26/bosch-to-acquire-tsi-semiconductors-for-1-5b-to-boost-us-chip-production/), 2023-04-26: "This $1.5 billion investment will bring down costs, strengthen our electric vehicle supply chain, help rebuild American manufacturing, and create economic opportunity for the working families of California."
- [rosevilletoday.com](https://rosevilletoday.com/news/roseville/roseville-tsi-semiconductors-acquisition/), 2023-04-26: "With this planned investment in the U.S., we are also increasing our semiconductor manufacturing, globally."
- [siliconangle.com](https://siliconangle.com/2023/04/26/bosch-acquire-silicon-carbide-chip-maker-tsi-semiconductors/), 2023-04-26: "With the acquisition of TSI Semiconductors, we are establishing manufacturing capacity for SiC chips in an important sales market while also increasing our semiconductor manufacturing, globally."
- [eetasia.com](https://www.eetasia.com/bosch-to-boost-sic-manufacturing-through-tsi-semiconductors-acquisition/), 2023-05-02: "With the acquisition of TSI Semiconductors, we are establishing manufacturing capacity for SiC chips in an important sales market while also increasing our semiconductor manufacturing, globally."
- [electronicdesign.com](https://www.electronicdesign.com/technologies/power/article/21265505/electronic-design-bosch-to-invest-15-billion-in-new-us-fab-to-expand-sic-output), 2023-05-08: "Bosch plans to invest $1.5 billion to retool TSI's fabrication plant in Roseville, California, where it aims to start mass production of SiC devices by 2026."

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Data from Endata (https://endata.com/). Announcements are summarized from public sources and may be incomplete; check the linked originals.