Board of Directors

Mr. Kvamme has served as a member of the board of directors since September 1989. Mr. Kvamme has been a general partner of Kleiner Perkins Caufield & Byers, a venture capital company, since 1984, and now is a partner emeritus. Mr. Kvamme also serves on the board of directors of Harmonic Inc., a broadband optical networking and digital video systems company, National Semiconductor, a semiconductor company, Photon Dynamics Inc., a yield management solutions company for the flat panel display market, and two private companies.

Mr. Balakrishnan joined Power Integrations in 1989, serving in a variety of roles before being named CEO and appointed to the company's board of directors in January 2002. Mr. Balakrishnan has more than 30 years of engineering, marketing and management experience in the semiconductor industry, including product-line management responsibility at National Semiconductor Corporation. He is the chief inventor of Power Integrations' TOPSwitch®, TinySwitch® and EcoSmart® technologies and holds more than 120 patents. Mr. Balakrishnan has received the Discover Award for Technological Innovation as well as a TechAmerica Innovator Award, both in recognition of the environmental benefits of EcoSmart technology.

Mr. Bickell has served as a member of the board of directors since April 1999. Mr. Bickell retired in 1996 after more than 32 years with Hewlett Packard, where he served as a corporate senior vice president and managing director of geographic operations since 1992. Mr. Bickell also serves on the board of directors of the Peking University Educational Foundation (USA) and is a member of the Menlo College board of trustees.

Nicholas E. Brathwaite has served as a member of the board of directors since January 2000. Mr. Brathwaite is currently a partner with Bigwood Capital LLC, an investment firm. From 2000 to 2007 he served as chief technology officer of Flextronics International Ltd., an electronics company. In 1995 Flextronics International Ltd. acquired nChip, Inc., a multi-chip module company, where Mr. Brathwaite held the position of vice president and general manager of operations from 1992 to 1996. As a founding member of nChip, Inc., Mr. Brathwaite was responsible for all manufacturing and operational activities including wafer fabrication, wafer test, and module assembly. Before joining nChip, Inc., Mr. Brathwaite spent six years with Intel Corporation, a microprocessor company, in various engineering management positions in technology development and manufacturing. He is also a member of the board of directors of Photon Dynamics, Inc., a yield management solutions company for the flat panel display market.

Dr. George joined the board of directors in March 2009. Dr. George was executive vice president in charge of worldwide operations at ON Semiconductor from its founding in 1999 until June 2007. From 2007 through his retirement in 2008 he directed the startup of ON Semiconductor's foundry services business. Previously, Dr. George served in a variety of operations and engineering roles at Motorola Inc., most recently as corporate vice president and director of manufacturing for the company's semiconductor components group. Dr. George also serves on the boards of Silicon Image, Inc. and Ramtron International Corporation. He is also a member of the Sandia National Laboratories Science Advisory Board and the manufacturing advisory board of Cypress Semiconductor Corporation. He received a B.S. degree in metallurgical engineering from the University of Oklahoma and a Ph.D. in materials science from Purdue University.

Mr. Iyer became a member of the board of directors in February 2004. From October 1998 to June 2003, Mr. Iyer served as senior vice president and chief financial officer for Conexant Systems, Inc., a worldwide leader in semiconductor systems solutions for communications applications. From 1997 to 1998, Mr. Iyer served as senior vice president and chief financial officer for VLSI Technology, Inc. Mr. Iyer is currently a director of Conexant Systems, Inc., Invitrogen Corporation, Qlogic Corporation and Skyworks Solutions, Inc.

Mr. Sharp has served as a member of the board since our inception in 1988 and was elected non-executive chairman of the board in May 2006. Mr. Sharp has served as chairman of the board of directors of TriQuint Semiconductor, Inc., a manufacturer of electronic components for the communications industry, since 1992. He joined TriQuint Semiconductor, Inc. as president, chief executive officer and director in September 1991. Mr. Sharp served as president and chief executive officer of TriQuint Semiconductor, Inc. until July 2002. Prior to TriQuint Semiconductor, Inc., Mr. Sharp was associated with various venture capital and startup semiconductor firms. He helped start Crystal Semiconductor (now Cirrus Logic, Inc.), Gazelle Microcircuits, Inc. (now TriQuint), Megatest Corporation (now Teradyne, Inc.) and Volterra Semiconductor Corporation. He also founded Silicon Architects (now Synopsys, Inc.). Mr. Sharp also serves on the boards of several private companies and charitable organizations.