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ACT4514 Datasheet Wide-input Sensorless Cc/cv Step-down DC/dc Converter

Manufacturer: Active-Semi

Overview: Active-Semi ACT4514 Rev 2, 28-May-12 Wide-Input Sensorless CC/CV Step-Down DC/DC.

This datasheet includes multiple variants, all published together in a single manufacturer document.

General Description

ACT4514 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.

ACT4514 provides up to 1.5A output current at 210kHz switching frequency.

ActiveCC is a patent-pending control scheme to achieve highest accuracy sensorless constant current control.

Key Features

  • Up to 40V Input Voltage.
  • Up to 1.5A Constant Output Current.
  • Output Voltage up to 12V.
  • Patent Pending ActiveCC Constant Current Control.
  • Integrated Current Control Improves Efficiency, Lowers Cost, and Reduces Component Count.
  • Resistor Programmable Outputs.
  • Current Limit from 400mA to 1500mA.
  • Patented cable compensation from DC Cable Compensation from 0Ω to 0.5Ω.
  • 2% Feedback Voltage Accuracy.
  • Up to 93% Eff.

Similar Datasheet

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More Datasheets from Active-Semi

Part Number Description
ACT4513 Wide-Input Sensorless CC/CV Step-Down DC/DC Converter
ACT4515 Wide-Input Sensorless CC/CV Step-Down DC/DC Converter
ACT4501 1.25A CC/CV Step-Down DC/DC Converter
ACT4523 Wide-Input Sensorless CC/CV Step-Down DC/DC Converter
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

ACT4514 Distributor