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ACT4012 - Wide Input 1.5A Step Down Converter

Download the ACT4012 datasheet PDF. This datasheet also covers the ACT4012-Active variant, as both devices belong to the same wide input 1.5a step down converter family and are provided as variant models within a single manufacturer datasheet.

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.

Key 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.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (ACT4012-Active-Semi.pdf) that lists specifications for multiple related part numbers.

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

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Other Datasheets by Active-Semi

Part Number Description
ACT4012A Wide Input 1.5A Step Down Converter
ACT4050 Wide Input 3.5A Step Down Converter
ACT4060 Wide Input 2A Step Down Converter
ACT4060A Wide Input 2A Step Down Converter
ACT4060B 18V/2A Step-Down DC/DC Converter

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.

View original datasheet text
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.