Power Integrations to Present at Upcoming Investor Conferences

10/28/2005

SAN JOSE, Calif. – October 28, 2005 – Power Integrations (Nasdaq: POWI), the leader in high-voltage analog integrated circuits for power conversion , announced today that John Cobb, the company's chief financial officer, is scheduled to present at the Deutsche Bank 2005 Global Semiconductor & Semi Capital Equipment Conference on Thursday, November 3, 2005 in Las Vegas. The presentation is scheduled to take place at the Four Seasons Hotel at 9:15 a.m. Pacific time.

The company also announced that its president and CEO, Balu Balakrishnan, is scheduled to present at the Thomas Weisel Partners "Innovations in Power" conference on Wednesday, November 9, 2005 in New York. The presentation is scheduled to take place at the Thomas Weisel offices at 3:00 p.m. Eastern time.

Live webcasts of both presentations will be available through the Investor Info section of the Power Integrations website, www.powerint.com. Audio replays of the presentations will also be available on the site following the conclusion of each event. 

About Power Integrations
Power Integrations, Inc. is the leading supplier of high-voltage analog integrated circuits used in power conversion. The company's breakthrough integrated-circuit technology enables compact, energy-efficient power supplies in a wide range of electronic products, in both AC-DC and DC-DC applications. The company's EcoSmart energy-efficiency technology, which dramatically reduces energy waste, has saved consumers and businesses around the world more than an estimated $1.2 billion on their electricity bills since its introduction in 1998. For more information, visit the company's Web site at www.powerint.com. For information on global energy-efficiency standards and EcoSmart solutions, visit the Power Integrations Green Room at www.powerint.com/greenroom.