Item 7.01. Regulation FD Disclosure

International Rectifier Corporation (the "Company") plans to present an updated investor presentation at its 2012 Annual Meeting of Stockholders to be held at the Ayres Hotel, located at 14400 Hindry Avenue, in Hawthorne, California 90250 on Tuesday, November 6, 2012, at 9:00 a.m. A copy of the presentation will be posted and available for viewing at the Company's investor relations website at http://investor.irf.com that morning, prior to the annual meeting.

The information in this Item 7.01 of this Report on Form 8-K, will not be treated as "filed" for the purposes of Section 18 of the Securities Exchange Act of 1934 (the "Exchange Act") or otherwise subject to the liabilities of that section. This information will not be incorporated by reference into a filing under the Securities Act of 1933, or into another filing under the Exchange Act, unless that filing expressly refers to specific information in this report.