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ACT4070 - Wide Input 3A Step Down Converter

This page provides the datasheet information for the ACT4070, a member of the ACT4070-Active Wide Input 3A Step Down Converter family.

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.

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.

📥 Download Datasheet

Datasheet preview – ACT4070

Datasheet Details

Part number ACT4070
Manufacturer Active-Semi
File Size 374.22 KB
Description Wide Input 3A Step Down Converter
Datasheet download datasheet ACT4070 Datasheet
Additional preview pages of the ACT4070 datasheet.

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Full PDF Text Transcription

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ACT4070 Rev 2, 16-Sep-11 Wide Input 3A Step Down Converter FEATURES • 3A Output Current • Up to 95% Efficiency • 4.
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