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Product category: Power Supply ICs and Controllers
News Release from: Semtech | Subject: SC4505
Edited by the Electronicstalk Editorial Team on 14 March 2006

Convertor chip drives handset backlight
and flash

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An integrated boost (step-up) DC/DC convertor drives white LEDs in LCD backlight and camera flash applications in cellphones and PDAs.

Semtech Corp has announced the SC4505, an integrated boost (step-up) DC/DC convertor for driving white LEDs in LCD backlight and camera flash applications in cellphones and PDAs The SC4505 features a 2A power switch with an adjustable output voltage of up to 28V to drive two strings of up to six LEDs per string using a single inductor