AIC3643 Datasheet, Converter, Analog Integrations

AIC3643 Features

• Converter Built-In Open Circuit Protection Over Voltage Protection Efficiency Up to 83% at VIN=4.2V, 3LEDs, ILED=20mA 1.2MHz Fixed Switching Frequency Drives Up to 5LEDs in series 2.5V to 5.5V In

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AIC3643

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Analog Integrations

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📄 Datasheet

Description:

Built-in ovp white led step-up converter. AIC3643 is a current-mode pulse-widthmodulation (PWM), step-up DC/DC converter designed to drive white LEDs with a constant current t

AIC3643 Application

• Applications Cellular Phones PDAs DSCs Handheld Devices White LED Display Backlighting TYPICAL APPLICATION CIRCUIT 3.0~4.2V C1 1μF L 6.8μH VIN SW D

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AIC3643

Analog Integrations

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