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ACT4070 Datasheet Wide Input 3a Step Down Converter

Manufacturer: Active-Semi

Overview: ACT4070 Rev 2, 16-Sep-11 Wide Input 3A Step Down Converter.

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

General Description

The ACT4070 is a current-mode step-down DC/DC converter that generates up to 3A output current at 400kHz switching frequency.

The device utilizes Active-Semi’s proprietary ISOBCD30 process for operation with input voltage up to 30V.

Consuming only 6μA in shutdo

Key Features

  • 3A Output Current.
  • Up to 95% Efficiency.
  • 4.5V to 30V Input Range.
  • 6µA Shutdown Supply Current.
  • 400kHz Switching Frequency.
  • Adjustable Output Voltage.
  • Cycle-by-Cycle Current Limit Protection.
  • Thermal Shutdown Protection.
  • Internal Soft Start Function.
  • Frequency Fold Back at Short Circuit.
  • Stability with Wide Range of Capacitors, Including Low ESR Ceramic Capacitors.
  • SOP-8/EP (Exposed Pad) P.

Similar Datasheet

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ACT4070 Distributor