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ACT4527 - 40V/3.0A CV/CC Buck Converter

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.

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.

📥 Download Datasheet

Datasheet Details

Part number ACT4527
Manufacturer Qorvo
File Size 2.50 MB
Description 40V/3.0A CV/CC Buck Converter
Datasheet download datasheet ACT4527 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 • 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 Voltage Compensation • Meet EN55022 Class B Radiated EMI Standard • SOP-8EP Package APPLICATIONS • Car Charger • Cigarette Lighter Adaptor (CLA) • Rechargeable Portable Device • CV/CC regulation DC/DC converter TYPICAL APPLICATION CIRCUIT 4.5V to 40V C1 C2 47μF 10μF C3 CSN HSB 22nF IN SW ACT4527 CSP GND PDC D1 SK54L L1 40μH C4 22μF Rcs 20mΩ C5 C6 220μF 2.