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ACT4455 - 36V/5A Step Down DC/DC Converter

This page provides the datasheet information for the ACT4455, a member of the ACT4455-Active 36V/5A Step Down DC/DC Converter family.

Datasheet Summary

Description

ACT4455 is a wide input voltage step-down DC/DC converter with high-side MOSFET integrated.

It provides up to 5A continuous output current at 200kHz switching frequency.

The converter can be configured as single output or dual outputs with independent over current protection.

Features

  • 7.5V to 36V Input Voltage.
  • 40V Input Voltage Surge.
  • Up to 5A Output Current.
  • Up to 12V Output Voltage.
  • Dual Outputs with Independent Over Current Protection.
  • 7.5% Accurate Over Current Protection (OCP).
  • Integrated 45mΩ High Side Power FET.
  • 90% Efficiency at Heavy Load.
  • Internal 3ms Soft Startup.
  • Low Standby Input Current.
  • Sleeping Mode at OCP, OTP and SCP.
  • Zero Input and Output Currents a.

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Datasheet preview – ACT4455

Datasheet Details

Part number ACT4455
Manufacturer Active-Semo
File Size 665.15 KB
Description 36V/5A Step Down DC/DC Converter
Datasheet download datasheet ACT4455 Datasheet
Additional preview pages of the ACT4455 datasheet.

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    Full PDF Text Transcription

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    ACT4455 Rev 2, 21-Nov-12 36V/5A Step Down DC/DC Converter FEATURES • 7.5V to 36V Input Voltage • 40V Input Voltage Surge • Up to 5A Output Current • Up to 12V Output Voltage • Dual Outputs with Independent Over Current Protection • 7.
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