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AAT3129 Datasheet High Efficiency 1X/1.5X/2X Charge Pump

Manufacturer: Skyworks Solutions

General Description

The AAT3129 is a high efficiency charge pump DC/DC converter with tri-mode load switch (1X) fractional (1.5X) and doubling (2X) conversion for color LED applications.

A single current source output provides a regulated current to drive R, G, and B LEDs via three internal switches.

With a simple single wire serial bus, the RGB module can be easily controlled to display 4096 colors.

Overview

DATA SHEET AAT3129 High Efficiency 1X/1.5X/2X Charge Pump for RGB Color LED Applications.

Key Features

  • VIN Range: 2.7V to 5.5V.
  • Common Anode RGB LED Control.
  • 4096 Color with Single Wire Digital Control.
  • 40mA to 180mA Fixed Current Source.
  • AS2Cwire Digital Brightness Control.
  • Low Noise Constant Frequency Operation.
  • Small.