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ACT4533C - Wide-Input Sensorless CC/CV Step-Down DC/DC Converter

Download the ACT4533C datasheet PDF (ACT4533C-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

ACT4533C is a wide input voltage, high efficiency ActiveCC step-down DC/DC converter that operates in either CV (Constant Output Voltage) mode or CC (Constant Output Current) mode.

ACT4533C provides up to 3.5A output current at 125kHz switching frequency.

Features

  • 40V Input Voltage Surge.
  • 36V Steady State Operation.
  • Up to 3.5A output current.
  • Output Voltage up to 18V.
  • 125kHz Switching Frequency Eases EMI Design.
  • 91% Efficiency (Vout=5V@2.4A at Vin=12V).
  • Stable with Low-ESR Ceramic Capacitors to Allow Low-Profile Designs.
  • Integrated Over Voltage Protection.
  • Excellent EMI Performance.
  • Patented ActiveCC Sensorless Constant Current Control Improves Efficiency and Lowers.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (ACT4533C-Active-Semi.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number ACT4533C
Manufacturer Active-Semi
File Size 414.70 KB
Description Wide-Input Sensorless CC/CV Step-Down DC/DC Converter
Datasheet download datasheet ACT4533C Datasheet
Other Datasheets by Active-Semi

Full PDF Text Transcription

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ACT4533C Rev 1, 14-Nov-14 Wide-Input Sensorless CC/CV Step-Down DC/DC Converter FEATURES • 40V Input Voltage Surge • 36V Steady State Operation • Up to 3.5A output current • Output Voltage up to 18V • 125kHz Switching Frequency Eases EMI Design • 91% Efficiency (Vout=5V@2.4A at Vin=12V) • Stable with Low-ESR Ceramic Capacitors to Allow Low-Profile Designs • Integrated Over Voltage Protection • Excellent EMI Performance • Patented ActiveCC Sensorless Constant Current Control Improves Efficiency and Lowers Cost. • Resistor Programmable − Current Limit from 1.5A to 4.0A − Patented Cable Compensation from 0 to 0.25Ω • ±7.
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