General Description

The AAT3119 is a general purpose high efficiency voltage regulated charge pump IC that can produce output current levels up to 150mA. As a voltage regulated output device, it may be used for general voltage boost applications or to power white, RGB, or flash type LEDs from a 2.7V to 5.5V input.

Features

• VIN Range: 2.7V to 5.5V

• 150mA of Output Current

— Peak Current up to 250mA

• Regulated Output Voltage

• 1.2MHz Switching Frequency

• Low Noise Constant Frequency Operation

• <1.0μA of Shutdown Current

• Automatic Soft Start

• Small Application Circuit

• Inductorless Boost

• 8-Pin SC70JW Package

• -40°C to +85°C Temperature Range

Applications

• Cellular Phones

• Digital Cameras

• Handheld Electronics

• PDAs

• White LED Backlighting

• White LED Camera Flash