3-Channel Charge-Pump LED Driver

The AAT3103 is a constant frequency charge-pump based current-source white LED driver capable of driving one to three LEDs up to 30mA, each. The charge pumps automatically switch between 1x mode and 2x mode to maintain the highest efficiency and optimal LED current accuracy and matching. A low exter ·Source WLED Driver, up to 3 LEDs at up to 30mA, each \n·Automatic Switching Between 1x and 2x Modes \n·900KHz Switching Frequency \n·Linear LED Output Current Control \n·Single-wire, S2Cwire Interface \n·AAT3103-1: 16-step \n·AAT3103-2: 8-step\n·ON/OFF or PWM Interface \n·AAT3103-4\n·±10% LED O;

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