Power-One Sixteenth Brick Wins EDN Magazine's Hot Product of 2007 Award


Camarillo, CA - January 10th, 2008 - Power-One, Inc. (Nasdaq: PWER) announces that it has received a Hot Product of 2007 Award from Electronic Design News Magazine for the
SSQE48T20033 isolated DC-DC converter. This high-performance sixteenth-brick is designed to power communications, data server/storage, and workstation applications.

The SSQE48T20033 delivers an industry-leading feature set from an industry-standard DOSAcompliant footprint. Power-conversion efficiencies exceed 90%, facilitating a power density of 56 watts per square inch. Additional features include: a rugged design that withstands industrialenvironment input-power transients (100 volts for 100 milliseconds), and the capability to operate using the full Telco input-power range (36-75 volts).

EDN Magazine has published their complete Hot Products of 2007 list at:
http://www.edn.com/article/CA6511180.html .

A data sheet describing the SSQE48T20033 is available at:
http://power-one.com/resources/products/datasheet/ssqe48t.pdf .

Power-One products power high-availability infrastructure applications such as: alternate energy, routers, data storage and servers, wireless communications, optical networking, medical diagnostics, railway controls, and semiconductor test equipment. Power-One, with headquarters in Camarillo, CA, has global sales offices and manufacturing and R&D operations in China, the Dominican Republic, Hungary, Ireland, Italy, Slovakia, Switzerland, and the United States. Please visit www.power-one.com for more information.

Power-One products are not designed, intended for use in, or authorized for use as critical components in life support systems, equipment used in hazardous environments, or nuclear control systems without the express written consent of the respective divisional president of Power-One, Inc.

The appearance of products, including safety agency certifications pictured on labels, may change depending on the date manufactured. Specifications are subject to change without notice.

Editorial Contact:

Dave Hage
dave.hage@power-one.com
805.987.8741

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