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ACT4523 - Wide-Input Sensorless CC/CV Step-Down DC/DC Converter

Download the ACT4523 datasheet PDF (ACT4523-Active included). The manufacturer datasheet provides complete specifications, pinout details, electrical characteristics, and typical applications for wide-input sensorless cc/cv step-down dc/dc converter.

Description

ACT4523 is a wide input voltage, high efficiency Active CC step-down DC/DC converter that operates in either CV (Constant Output Voltage) mode or CC (Constant Output Current) mode.

ACT4523 provides up to 3A output current at 225kHz switching frequency.

Features

  • 40V Input Voltage Surge.
  • 38V Steady State Operation.
  • Up to 3A output current.
  • Output Voltage up to 12V.
  • Patent Pending Active CC Sensorless Constant Current Control.
  • Integrated Current Control Improves Efficiency, Lowers Cost, and Reduces Component Count.
  • Resistor Programmable.
  • Current Limit from 1.5A to 3A.
  • Patented Cable Compensation from 0Ω to 0.3Ω.
  • ±7.5% CC Accuracy.
  • Compensation of Input /Out.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (ACT4523-Active-Semi.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number ACT4523
Manufacturer Active-Semi
File Size 648.93 KB
Description Wide-Input Sensorless CC/CV Step-Down DC/DC Converter
Datasheet download datasheet ACT4523 Datasheet

📁 Similar Datasheet

  • ACT4523 - CC/CV Step-Down DC/DC Converter (Qorvo)
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  • ACT4525 - 40V/3.5A CV/CC Buck Converter (Qorvo)
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  • ACT4526 - 40V/3.0A CV/CC Buck Converter (Qorvo)
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Other Datasheets by Active-Semi
  • ACT4523A - Wide-Input Sensorless CC/CV Step-Down DC/DC Converter
  • ACT4524 - 40V/3.5A Buck Converter
  • ACT4525 - 40V/3.5A CV/CC Buck Converter
  • ACT4526 - 40V/3.0A CV/CC Buck Converter
  • ACT4527 - CV/CC Buck Converter
  • ACT4528 - 40V/3.0A CV/CC Buck Converter
  • ACT4529 - 40V/3.0A CV/CC Buck Converter
  • ACT4529M - 40V/3.0A CV/CC Buck Converter

Full PDF Text Transcription

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ACT4523 Rev 7, 01-Aug-13 Wide-Input Sensorless CC/CV Step-Down DC/DC Converter FEATURES • 40V Input Voltage Surge • 38V Steady State Operation • Up to 3A output current • Output Voltage up to 12V • Patent Pending Active CC Sensorless Constant Current Control − Integrated Current Control Improves Efficiency, Lowers Cost, and Reduces Component Count • Resistor Programmable − Current Limit from 1.5A to 3A − Patented Cable Compensation from 0Ω to 0.3Ω • ±7.
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