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ACT4012A Datasheet Wide Input 1.5a Step Down Converter

Manufacturer: Active-Semi

Overview: ACT4012A Rev0, 16-May-08 Wide Input 1.5A Step Down Converter.

This datasheet includes multiple variants, all published together in a single manufacturer document.

General Description

The ACT4012A is a current-mode step-down DC/DC converter that generates up to 1.5A output 420kHz switching frequency.

The device utilizes Active-Semi’s proprietary ISOBCD20 process for operation with input voltages up to 20V.

Consuming only 10µA in shutdown mode, the ACT4012A is highly efficient with peak efficienc

Key Features

  • 1.5A Output Current.
  • Up to 94% Efficiency.
  • Up to 20V Input Range.
  • 10µA Shutdown Supply Current.
  • 420kHz Switching Frequency.
  • Adjustable Output Voltage.
  • Cycle-by-Cycle Current Limit Protection.
  • Thermal Shutdown Protection.
  • Frequency Foldback at Short Circuit.
  • Stability with Wide Range of Capacitors, Including Low ESR Ceramic Capacitors.
  • SOP-8 Package.

More Datasheets from Active-Semi

Part Number Description
ACT4012 Wide Input 1.5A Step Down Converter
ACT4050 Wide Input 3.5A Step Down Converter
ACT4060 Wide Input 2A Step Down Converter
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ACT4060B 18V/2A Step-Down DC/DC Converter
ACT4065 High Input 2A Step Down Converter
ACT4065A High Input 2A Step Down Converter
ACT4070 Wide Input 3A Step Down Converter
ACT4070 Wide Input 3A Step Down Converter
ACT4070B Wide Input 3A Step Down Converter

ACT4012A Distributor