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Utilising a White LED Driver to Cost-Effectively Drive Power Limited Xenon Flashes in Digital Cameras and Camera Phones

Posted: 17 Apr 2008     Print Version  Bookmark and Share

Keywords:xenon  flash 

Digital cameras and camera-equipped cell phones has migrated from exotic specialty items to mainstream offerings, over the last several years. The digital image sensors within these products can either be CCD or CMOS technology based. To support the image sensor in low light conditions, a flash circuit is mainstream for a digital camera and becoming more common for camera phones. The primary light source to address the flash requirement are xenon bulbs and the now emerging high brightness White LEDs.

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