Power Integrations Files Forms 10-Q; Expects Shares to Resume NASDAQ Trading

Power Integrations announced that it filed its Quarterly Reports on Form 10-Q for the quarters ended March 31 and June 30, 2007. The company believes that it is now in compliance with Nasdaq Marketplace Rule 4310(c)(14), which requires timely filing of periodic reports with the Securities and Exchange Commission. The company expects its shares to begin trading on the Nasdaq Global Select Market on Monday, August 13, 2007 with the ticker symbol POWI.