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ACT4527YH-T Datasheet 40V/3.0A CV/CC Buck Converter

Manufacturer: Qorvo

Download the ACT4527YH-T datasheet PDF. This datasheet also includes the ACT4527 variant, as both parts are published together in a single manufacturer document.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (ACT4527-Qorvo.pdf) that lists specifications for multiple related part numbers.

General Description

ACT4527 is a wide input voltage, high efficiency stepdown DC/DC converter that operates in either CV (Constant Output Voltage) mode or CC (Constant Output Current) mode.

ACT4527 has an interface for USB-PD control via a tri-state digital pin.

Vout is 5.1V if this pin is floating, Vout is 9.1V when this pin voltage is less than 0.8V and Vout is 12.1V while this pin voltage is more than 2.0V.

Key Features

  • USB-PD Support.
  • Passes USB-IF Certification: Test ID 1010060.
  • 40V Input Voltage Surge.
  • 4.5V-36V Operational Input Voltage.
  • 5.1V/9.1V/12.1V Output with +/-1% Accuracy.
  • Up to 3.0A Output current.
  • Constant Current Regulation Limit.
  • Hiccup Mode Protection at Output Short.
  • >90% Efficiency at Full Load.
  • 0.5mA Low Standby Input Current.
  • 5.1V/9.1V/12.1V Output Over-Voltage Protection.
  • Cord Voltag.