International Rectifier Corporation (NYSE:IRF) announced today that Dr. Jack O. Vance will retire from its Board of Directors concurrently with International Rectifier’s next annual meeting of stockholders. Dr. Vance, 85, has served on the Board of Directors of International Rectifier for 22 years including Lead Director from May 2007 until May 2008. A former Managing Director of the Los Angeles office of McKinsey & Company, Dr. Vance currently is the Managing Director of Management Research, Inc., a management consulting firm he founded in 1989.

Richard J. Dahl, Chairman of International Rectifier, stated: “Jack’s many years of service since his election to the Board in 1988 represent over two decades of strong and effective leadership. His role as Lead Director, where he helped rebuild the management team and Board of Directors, was especially instrumental in strengthening the Company and returning IR to profitability and growth. On behalf of the Board of Directors and Oleg Khaykin, President and Chief Executive Officer, and his entire management team at International Rectifier, I wish to personally thank Jack for his many contributions as well as his friendship over the years. We all wish him great success in his future endeavors.”

The Company will not fill Dr. Vance’s position on the Board, and plans to reduce the number of directors to nine upon Dr. Vance’s retirement.

About International Rectifier

International Rectifier Corporation (NYSE:IRF) is a world leader in power management technology. IR’s analog, digital, and mixed signal ICs, and other advanced power management products, enable high performance computing and save energy in a wide variety of business and consumer applications. Leading manufacturers of computers, energy efficient appliances, lighting, automobiles, satellites, aircraft, and defense systems rely on IR’s power management solutions to power their next generation products. For more information, go to

Note: Statements made or implied in this release that are in the future tense or that are accompanied by words such as “will,” or variations of such words are “forward-looking” and involve risks and uncertainties that are not within International Rectifier's control. A fuller explanation of these risks and uncertainties, including those related to the changes to the company’s internal controls and governance policies, is contained in International Rectifier’s periodic and other filings from time to time with the Securities and Exchange Commission.

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