AAT3153 Datasheet - Advanced Analogic Technologies

AAT3153 - High Efficiency 1X/1.5X/2X Charge Pump For White LED Applications

The AAT3153 is a low noise, constant frequency charge pump DC/DC converter that uses a tri-mode load switch (1X), fractional (1.5X), and doubling (2X) conversion to maximize efficiency for white LED applications. The AAT3153 is capable of driving sixchannel LEDs from a 2.7V to 5.5V input. The curren.

AAT3153 Features

* ChargePump™

* VIN Range: 2.7V to 5.5V Fully Programmable Current with Single Wire

* Eight-Step Current: 20mA-50µA

* Individual Main-Sub Group Control

* Low

AAT3153_AdvancedAnalogicTechnologies.pdf