Jeffrey Belk brings Qualcomm experience to Peregrine Semiconductor Board of Directors San Diego, California, February 4, 2008 -- Peregrine Semiconductor Corporation, a supplier of the industry’s most advanced RF-CMOS and mixed-signal communications ICs, today announced the appointment of former Qualcomm executive Jeffrey Belk to its Board of Directors. Mr. Belk brings a wealth of industry experience to Peregrine's Board from his 14-year tenure at Qualcomm, where he held a variety of senior management positions, including his most recent role as senior vice president of strategy and market development. In this position, Mr. Belk examined changes in the wireless ecosystem and formulated approaches to help accelerate mobile broadband adoption and growth. In previous Qualcomm positions, Belk was senior vice president, global marketing, leading all facets of the company’s corporate communications worldwide; senior vice president and general manager of Qualcomm’s Eudora e-mail product business; and from 1994 through 1999, Belk served in a variety of business development and marketing roles, including vice president, marketing of Qualcomm Consumer Products, initiating the company’s global positioning and branding. His expertise in these positions offers Peregrine further resource for building a company poised for international success. “Jeff has had a unique career which has bridged both the personal computer and mobile communications industries, and his efforts in more than 30 countries have given him exceptional experience in ramping companies quickly to compete on a global scale,” stated Jim Cable, CEO of Peregrine Semiconductor. “Jeff joins Peregrine at an optimal time to help guide the business practices required to meet the rapidly growing worldwide demand for Peregrine’s disruptive UltraCMOS™ RFIC products.” “Peregrine’s innovative technology has emerged as the leading solution for high-performance RF designs and is poised to revolutionize the state of RF integration,” said Belk. “I am excited to join the Peregrine Board at this juncture, and look forward to working with the Peregrine management team as they build a company which unleashes the power of silicon-on-sapphire and truly exceeds the demands of its global customers,” he concluded. Prior to Qualcomm, Mr. Belk spent ten years in the early growth of the PC industry, primarily with Proxima Corporation where he held several significant distribution and product management roles, and was with the Company through its IPO in the early 1990s. Currently, Belk is a principal in ICT168 Capital, LLC, a newly formed entity focused on developing and guiding global growth opportunities in the Information and Communication Technology market. He is known globally as a commentator and writer on wireless, mobile broadband and technology evolution. Belk has a B.A. in Economics from the University of California, San Diego, and an M.B.A. from the University of California, Irvine. About UltraCMOS™ Technology UltraCMOS™ mixed-signal process technology is a patented variation of silicon-on-insulator (SOI) technology on a sapphire substrate providing with high yields and competitive costs. This technology delivers significant performance advantages over competing processes such as GaAs, SiGe BiCMOS and bulk silicon CMOS in applications where RF performance, low power and high levels of integration are paramount. About Peregrine Semiconductor Peregrine Semiconductor Corporation designs, manufactures, and markets high-performance communications ICs for the wireless infrastructure and mobile wireless; broadband communications; space, defense and avionics markets. Manufactured on the Company’s proprietary UltraCMOS™ silicon-on-sapphire process technology, Peregrine products are uniquely poised to meet the needs of the global RF design community in high-growth applications such as WCDMA and GSM digital cellular, broadband, DTV, DVR and rad-hard space and defense programs. Peregrine headquartered in San Diego, California, and maintains global manufacturing and technical sales support worldwide. Additional information is available on the web at psemi.com. #### The Peregrine Semiconductor name and logo are registered trademarks and UltraCMOS is a trademark of Peregrine Semiconductor Corporation. All other trademarks are the property of their respective owners | 
