SUNNYVALE, CA--(MARKET WIRE)--Sep 3, 2008 -- Supertex, Inc. (SUPX - News), a recognized leader in high voltage analog and mixed signal integrated circuits (ICs), today announced that it will be presenting at the 2nd Annual Jefferies Technology Conference, taking place September 10-11, 2008, in New York, NY.

Dr. Henry C. Pao, President and Chief Executive Officer, will be presenting an overview of Supertex's markets and products, and recent Company financial results on Wednesday, September 10, 2008, at 9:30 a.m. (EDT). The presentation will be webcast live and is accessible via the following link: http://www.wsw.com/webcast/jeff28/supx/.

About Supertex

Supertex, Inc. is a publicly held mixed signal semiconductor manufacturer, focused on high voltage analog and mixed signal products for use in the medical, imaging, automotive, industrial, telecommunication, networking, and consumer electronics industries. Supertex product, corporate and financial information is readily available at www.supertex.com.

     Corporate Headquarters:
     Ken Vickers
     Marketing Communications Manager
     408/222-4810
     kennethv@supertex.com