General Description

The AAT1162 is an 800kHz high efficiency step-down DC/DC converter. With a wide input voltage range of 4.0V to 13.2V, the AAT1162 is an ideal choice for dualcell Lithium-ion battery-powered devices and mid-power-range regulated 12V-powered industrial applications. The internal power switches are capable of delivering up to 1.5A to the load.

Features

• Input Voltage Range: 4.0V to 13.2V

• Up to 1.5A Load Current

• Fixed or Adjustable Output:

▪ Output Voltage: 0.6V to VIN

• Low 150μA No-Load Operating Current

• Less than 1μA Shutdown Current

• Up to 96 Efficiency

• Integrated Power Switches

• 800kHz Switching Frequency

• Soft Start Function

• Short-Circuit and Over-Temperature Protection

• Minimum External Components

• TDFN34-16 Package

• Temperature Range: -40°C to +85°C

Applications

• Distributed Power Systems

• Industrial Applications

• Laptop Computers

• Portable DVD Players

• Portable Media Players

• Set-Top Boxes

• TFT LCD Monitors and HDTVs