# UMC and Polar Semiconductor sign MOU for 8-inch wafer production in Minnesota

UMC and Polar Semiconductor signed a non-binding MOU on December 4, 2025, to explore collaboration on 8-inch wafer manufacturing at Polar's expanded facility in Minnesota, targeting automotive, data center, and aerospace markets.

- Type: Partnership
- Announced: 2025-12-04
- Where: Minnesota, United States
- Status: announced
- Products: 8-inch wafers, power semiconductors, sensor technologies
- Sectors: [Semiconductors and Industrial Electronics](https://endata.com/sectors/semiconductors-electronics.md)

## Companies

- [United Microelectronics Corporation](https://endata.com/companies/19674.md) (partner)
- [Polar Semiconductor](https://endata.com/companies/44333.md) (partner)

## Sources

- [barchart.com](https://www.barchart.com/press-releases/36448046/umc-and-polar-collaborate-to-meet-growing-demand-for-u-s-onshore-semiconductor-manufacturing), 2025-12-04: "This partnership is aligned with Polar's strategy to meet the growing demand for domestic manufacturing, including the need to onshore semiconductor solutions from U.S. and global customers."

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