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Boost Converter Delivers High Peak Flash LED Current
Source/Type: Compound Semiconductors Online - Reported News

Author: LIGHTimes Staff

May 27, 2008... Advanced Analogic Technologies Inc. (ATTI) of Santa Clara, California USA, a maker of power management ICs, announced the AAT1282, a 2A flash LED driver IC. According to AATI, the LED driver can delivering high intensity light from white LEDs (WLEDs). It combines a high frequency boost converter with fixed input current limiting, dual output regulated current sinks and I2C control. The driver uses a supercapacitor to deliver the high peak current needed to support the high intensity flash required for mobile phones featuring cameras with resolutions of 5 Megapixel and higher while protecting the battery.

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