AAT3151B Datasheet - Skyworks

AAT3151B, High Efficiency 1X/1.5X Charge Pump

DATA SHEET AAT3151B High Efficiency 1X/1.5X Charge Pump For White LED Applications General .
The AAT3151B is a low noise, constant frequency charge pump DC/DC converter that uses a dual mode load switch (1X) and fractional (1.

Features

* VIN Range: 2.7V to 5.5V
* Fully Programmable Current with Single Wire ▪ 16-Step Logarithmic Scale ▪ 15/20/30mA Max Current ▪ Four Low-Current Settings Down to 50µA ▪ Low IQ (50µA) for Low-Current Mode
* Dual Mode 1X and 1.5X Charge Pump for Maximum Efficiency and VF Coverag

AAT3151B-Skyworks.pdf