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ACT4012 - Wide Input 1.5A Step Down Converter

This page provides the datasheet information for the ACT4012, a member of the ACT4012-Active Wide Input 1.5A Step Down Converter family.

Datasheet Summary

Description

The ACT4012 is a current-mode step-down DC-DC converter that generates up to 1.5A output current at 400kHz switching frequency.

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

Features

  • 1.5A Output Current Up to 94% Efficiency Up to 20V Input Range 10µA Shutdown Supply Current 400kHz 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.

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Datasheet preview – ACT4012

Datasheet Details

Part number ACT4012
Manufacturer Active-Semi
File Size 733.50 KB
Description Wide Input 1.5A Step Down Converter
Datasheet download datasheet ACT4012 Datasheet
Additional preview pages of the ACT4012 datasheet.

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Full PDF Text Transcription

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Data Sheet Rev 1, 10/2006 ACT4012 Wide Input 1.5A Step Down Converter FEATURES            1.5A Output Current Up to 94% Efficiency Up to 20V Input Range 10µA Shutdown Supply Current 400kHz 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 GENERAL DESCRIPTION The ACT4012 is a current-mode step-down DC-DC converter that generates up to 1.5A output current at 400kHz switching frequency. The device utilizes Active-Semi’s proprietary ISOBCD20 process for operation with input voltage up to 20V.
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