Digi-Key, Seoul Semiconductor announce worldwide distribution agreement

Date Announced: 15 Mar 2010 Thief River Falls, Minnesota, USA and Seoul, South Korea —— Electronic components distributor Digi-Key Corporation, recognized by design engineers as having the industry's broadest selection of electronic components available for immediate shipment, and LED innovator/manufacturer Seoul Semiconductor have entered into a global distribution agreement. The agreement includes distribution through Digi-Key of the full range of Seoul Semiconductor's products, from the smallest DC LED to the innovative and world's first AC LED, Acriche™.Seoul Semiconductor is a leading innovator of high-brightness and energy-efficient LEDs. Products stocked by Digi-Key are available for purchase on Digi-Key's global websites. Additionally, these products are slated to be featured in future print and online catalogs.“With technology breakthroughs increasing brightness, or lumens per watt, at lower price points, the interest in LEDs continues to grow dramatically,” said Dave Doherty, Digi-Key's vice president of semiconductor product. “With products such as Seoul Semiconductor's Acriche AC LED, we are confident a global partnership will benefit our customers. Digi-Key's commitment to providing top-quality products continues with the addition of Seoul Semiconductor's product to our broad product offering.” Brian Wilcox, vice president of North American sales for Seoul, said, “We are pleased to partner with a distribution leader such as Digi-Key on a product opportunity where demand is growing with increasing intensity. The Digi-Key Lighting Partners Program will link our customers to the entire eco-system surrounding the LED, helping them get to market faster.” About Digi-KeyAs one of the world's fastest growing distributors of electronic components, Digi-Key Corporation has earned its reputation as an industry leader through its total commitment to service and performance. Digi-Key is a full-service provider of both prototype/design and production quantities of electronic components, offering more than 1.5 million products from over 440 quality name-brand manufacturers. A testament to Digi-Key's unparalleled commitment to service, North American design engineers have ranked Digi-Key #1 for Overall Performance for 18 consecutive years (EE Times Distribution Study/August 2009). Additional information and access to Digi-Key’s broad product offering is available at www.digikey.com.About Seoul SemiconductorSeoul Semiconductor is a world-leading LED manufacturer whose growth potential is widely recognized by industry experts. Forbes and Business Week each selected it as “one of the most promising companies in Asia” in 2006 and 2007, respectively. Its main offering, the Acriche™ LED, was named 2006 “Product of the Year” by Elektronik, one of the most prestigious publications in Europe, honored in Newtech Korea 2008 and named as one of Korea's Ten Best New Technologies in 2008. Seoul Semiconductor's Intelligent Property position is extremely strong with over 5,000 patents filed or registered and many cross-license agreements with industry leaders. Seoul also has 25 overseas operations, including three subsidiaries, and 114 worldwide distributor sites. For more information, visit www.acriche.com.

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Digi-Key Corporation Erica Hanson Media Communications Specialist 218-681-8000, Ext 2247

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