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AAT3123 - High Efficiency 1X/1.5X Fractional Charge Pump

Key Features

  • ChargePump™ The AAT3123/23A/24 is a low noise, constant frequency charge pump DC/DC converter that uses a.
  • VIN Range: 2.7V to 5.5V.
  • Dual Mode 1X and 1.5X Charge Pump for dual mode load switch (1X) and fractional (1.5X) Maximum Efficiency conversion to maximize efficiency for white LED.

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Datasheet Details

Part number AAT3123
Manufacturer AAT
File Size 333.23 KB
Description High Efficiency 1X/1.5X Fractional Charge Pump
Datasheet download datasheet AAT3123 Datasheet

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The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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AAT3123/23A/24 High Efficiency 1X/1.5X Fractional Charge Pump for White LED Applications General Description Features ChargePump™ The AAT3123/23A/24 is a low noise, constant frequency charge pump DC/DC converter that uses a • VIN Range: 2.7V to 5.5V • Dual Mode 1X and 1.5X Charge Pump for dual mode load switch (1X) and fractional (1.5X) Maximum Efficiency conversion to maximize efficiency for white LED applications. The device can be used to produce • Drives Low-VF and High-VF Type LEDs • Up to Six 20mA Outputs (AAT3124) current levels up to 20mA to drive up to six LEDs • Up to Four 20mA Outputs (AAT3123/23A) from a 2.7V to 5.5V input. Outputs may be operat- • 32-Position Logarithmic Scale with Digital ed individually or paralleled for driving higher-cur- Control rent LEDs.