Microsemi Enters Silicon Carbide
Supply Agreement with
SemiSouth Laboratories


IRVINE, Calif., Aug. 13, 2007 (PrimeNewswire)--Microsemi Corporation (Nasdaq:MSCC), a leading manufacturer of high performance analog mixed signal integrated circuits and high
reliability semiconductors, and SemiSouth Laboratories Inc. of Starkville, Mississippi, announced today that they have entered into an agreement which provides for cooperation between the two companies in the area of silicon carbide (SiC) epitaxy wafer supply as well as certain technical exchanges. SemiSouth is a privately held company specializing in SiC  material and device fabrication (www.semisouth.com).

Russell Crecraft, Microsemi Power Products Group Vice President and General Manager, stated “We are pleased to enter into a closer working relationship with SemiSouth. Microsemi’s requirements for SiC wafers will grow in the future and we expect that this agreement will help SemiSouth’s talented team of engineers to continue their progress toward highly manufacturable silicon carbide epitaxy.”

SemiSouth’s President, Jeff Casady commented “At  SemiSouth, our long-term goals have always been to enable the SiC power device market through high-quality SiC epitaxy wafers and devices. We are excited to be able to work with Microsemi by supplying them epitaxy wafer products
needed for their product goals. Microsemi has a great track record of supplying high performance power device products, and this agreement represents a great step forward for the SiC power electronics market.”

About SemiSouth Laboratories, Inc.

Founded in 2000, with headquarters in Austin, Texas and manufacturing in Starkville, Mississippi, SemiSouth is a privately held silicon carbide (SiC) based semiconductor company. As an industry leader in the development and manufacture of SiC electrical components and materials for high-power, high-efficiency, harsh-environment power management applications, SemiSouth provides discrete power devices, and SiC epiwafers.  SiC-based semiconductor devices offer significant advantages over competing products based on silicon and other semiconductor materials for power management applications. 

SemiSouth and the SemiSouth logo are trademarks of SemiSouth Laboratories, Inc. All other company or product names are the registered trademarks or trademarks of their respective owners. For more information, visit us on the website at http://www.semisouth.com

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