2009-06-22 13:20:03 -

Power-One, Inc. (Nasdaq:PWER), a leading provider of power conversion and power management solutions, announced today that it has entered into a non-exclusive Field of Use agreement to license its digital power technology patents to Texas Instruments (TI), a designer and manufacturer of analog technologies, digital signal processing (DSP) and microcontroller (MCU) semiconductors.

“Texas Instruments is a leader in semiconductor solutions for

analog and digital embedded applications processing and Power-One is pleased to license its digital power technology patents for incorporation into their products,” said Richard Thompson, President and Chief Executive Officer of Power-One. “This license further reflects Power-One’s goal of partnering with global leaders to expand access to analog and digital power management products with the PMBus™ protocol.”

The non-exclusive license agreement provides access to Power-One’s portfolio of digital power technology patents for incorporation in TI’s DC/DC controllers and modules, but does not extend to merchant stand-alone power supplies that use TI controllers.


About Power-One

Power-One designs and manufactures energy-efficient power conversion and power management solutions for alternative/renewable energy, routers, data storage and servers, wireless communications, optical networking, medical diagnostics, military, railway controls, semiconductor test equipment, and custom applications. Power-One, with headquarters in Camarillo, CA, has global sales offices, manufacturing, and R&D operations in Asia, Europe, and the Americas. Please visit www.power-one.com : for more information.


Power-One, Inc.Linda C. HellerSenior Vice President, Finance
and CFO805-987-8741orAvalon Investor RelationsKristyn
Moll512-514-6046