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ACT4523 - CC/CV Step-Down DC/DC Converter

General 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.

Key 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 /Output Voltage Change  Temperature Compensation  Independent.

📥 Download Datasheet

Datasheet Details

Part number ACT4523
Manufacturer Qorvo
File Size 2.42 MB
Description CC/CV Step-Down DC/DC Converter
Datasheet download datasheet ACT4523 Datasheet

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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
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.