Power Integrations To Present At Sidoti & Company 2nd Annual West Coast Emerging Growth Conference

09/15/2003

San Jose, Calif. - Sept. 15, 2003 - Power Integrations, Inc. (NASDAQ: POWI), a pioneer of semiconductors for energy efficient power conversion and the inventor of EcoSmart technology, will present at the Sidoti & Company 2nd Annual West Coast Emerging Growth Institutional Investor Conference in San Francisco on Monday, Sept. 22. John Cobb, CFO of Power Integrations, is scheduled to present.

Where: The Ritz-Carlton, San Francisco
Date: Monday, Sept. 22
Time: 1:30 p.m. Pacific Time

About Power Integrations

Power Integrations, Inc. is a leading supplier of high-voltage analog integrated circuits for use in power conversion. For more information, contact the company at 5245 Hellyer Avenue, San Jose, California 95138, PH: (408) 414-9200 or visit the company's web site at www.powerint.com.

Contacts:
Ellen Brook or Jim Fanucchi
Stapleton Communications Inc.
Phone: (650) 470-0200
ellen@stapleton.com or jim@stapleton.com