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Diodes Incorporateda?s Multi-topology LED Driver Raises Performance of High Brightness Lighting Systems


Published on 2010-10-06 11:56:08 - Market Wire
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DALLAS--([ BUSINESS WIRE ])--Diodes Incorporated (Nasdaq: DIOD), a leading global manufacturer and supplier of high-quality application specific standard products within the broad discrete, logic and analog semiconductor markets, today announced a multi-topology LED driver designed to increase the performance of high brightness automotive, industrial and commercial lighting systems. Operating in buck, boost and buck-boost modes, the ZXLD1374 LED drivera™s integrated 60V power MOSFET switch is capable of producing a maximum LED current of 1.5A. The IC uses high-side current sensing and patent pending control loops to achieve high accuracy current control of LED strings.

An extended input voltage range of 6V to 60V combined with a typical 1% output current tolerance in all topologies means the driver readily supports the high current levels and tight inter-lamp luminance-matching needed by high brightness LED systems. The inclusion of active LED thermal management, achieved via a dedicated external thermistor input, and through fault diagnosis outputs reporting LED driver and load status, results in greater LED reliability and longevity.

With dedicated DC dimming and PWM dimming pins, the ZXLD1374 provides a 1000:1 dynamic dimming range at 500Hz, ensuring highly accurate control of color mixing and excellent resolution at low brightness levels. The ICa™s 1MHz switching frequency capability with 100kHz low frequency clamp also helps reduce the size of the external inductor and simplify the design of any input EMI filters. For more information, visit the Companya™s website at [ www.diodes.com ].

About Diodes Incorporated

Diodes Incorporated (Nasdaq: DIOD), a Standard and Poora™s SmallCap 600 and Russell 3000 Index company, is a leading global manufacturer and supplier of high-quality application specific standard products within the broad discrete, logic, and analog semiconductor markets. Diodes serves the consumer electronics, computing, communications, industrial, and automotive markets. Diodes' products include diodes, rectifiers, transistors, MOSFETs, protection devices, functional specific arrays, single gate logic, amplifiers and comparators, Hall-effect and temperature sensors; power management devices, including LED drivers, DC-DC switching and linear voltage regulators, and voltage references along with special function devices, such as USB power switches, load switches, voltage supervisors, and motor controllers. The Companya™s corporate headquarters, logistics center, and Americasa™ sales office are located in Dallas, Texas. Design, marketing, and engineering centers are located in Dallas; San Jose, California; Taipei, Taiwan; Manchester, England; and Neuhaus, Germany. The Companya™s wafer fabrication facilities are located in Kansas City, Missouri and Manchester, with two manufacturing facilities located in Shanghai, China, another in Neuhaus, and a joint venture facility located in Chengdu, China. Additional engineering, sales, warehouse, and logistics offices are located in Taipei; Hong Kong; Manchester; and Munich, Germany; with support offices located throughout the world. For further information, including SEC filings, visit the Company's website at [ http://www.diodes.com ].

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