AAT1236 Datasheet - Skyworks Solutions

AAT1236 High Efficiency White LED Drivers

The AAT1236 is a highly integrated, high efficiency power solution for white LED and keypad backlights in mobile/ portable devices. It is based on a switching boost converter which steps up the single cell lithium-ion/polymer battery voltage to drive 5 strings of series-connected white LEDs with pre.

AAT1236 Features

* Input Supply Voltage Range: 2.7V to 5.5V

* Maximum Boost Output Drive: Up to 24V at 100mA

* Up to 85% Efficient Operation

* Up to 2MHz Switching Frequency with Small Inductor

* User-Programmable Full-Scale LED Current, Up to 30mA

* Two-Wire, I2

AAT1236-SkyworksSolutions.pdf