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AAT1161 - 3A Step-Down Converter

General Description

The AAT1161 is an 800kHz high efficiency step down DC-DC converter with wide input voltage range.

With 4.0V to 13.2V input rating, the AAT1161 is the perfect choice for 2-cell Li+ battery powered devices and mid power range regulated 12V powered applications.

Key Features

  •  Input Voltage Range: 4.0V to 13.2V.
  •  Up to 3A Load Current.
  •  Fixed or Adjustable Output:.
  • Output Voltage: 0.6V to VIN.
  •  Less than 1μA Shutdown Current.
  •  Up to 95% Efficiency.
  •  Integrated High-Side Power Switch.
  •  External Schottky Rectifier.
  •  800kHz Switching Frequency.
  •  Soft Start Function.
  •  Short-Circuit and Over-Temperature Protection.
  •  Minimum External Components.
  •  Tiny 14-pin 3x3mm TDFN Package.
  •  Temperature Range: -40°C.

📥 Download Datasheet

Datasheet Details

Part number AAT1161
Manufacturer Skyworks
File Size 629.96 KB
Description 3A Step-Down Converter
Datasheet download datasheet AAT1161 Datasheet

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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DATA SHEET AAT1161 13.2V Input, 3A Step-Down Converter General Description The AAT1161 is an 800kHz high efficiency step down DC-DC converter with wide input voltage range. With 4.0V to 13.2V input rating, the AAT1161 is the perfect choice for 2-cell Li+ battery powered devices and mid power range regulated 12V powered applications. The internal power switch is capable of delivering up to 3A load current. The AAT1161 is a highly integrated device in order to simplify system level design for the users. It is a nonsynchronous converter that is used with an external Schottky diode rectifier for low-cost applications. Minimum external components are required for the converter. All the control circuits are integrated in the IC. The AAT1161 optimizes efficiency throughout the entire load range.