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AIC1647

White LED Step-Up Converter

Description

AIC1647 White LED Step-Up Converter in SOT23 FEATURES 1.2MHz Fixed Frequency Current-Mode PWM Operation. Efficiency Up to 84% at VIN=4.2V, 3LEDs, ILED=20mA Drives Up to 6LEDs in series Low Supply Current: 70µA Matches LED Current Require Tiny Inductors and Capacitors Tiny TSOT-23-5, and SOT-23-5 Packages APPLICATIONS Cellular Phones PDAs Digital Still Camer...

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