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ACT411 - Quasi-Resonant PWM Controller

This page provides the datasheet information for the ACT411, a member of the ACT411-Active Quasi-Resonant PWM Controller family.

Features

  • Patented Primary Side Regulation Technology.
  • Quasi-Resonant Operation.
  • Adjustable up to 120kHz Switching Frequency.
  • +/-5% Output Voltage Regulation.
  • Accurate OCP/OLP Protection.
  • Integrated Output Cord Compensation.
  • Integrated Line and Primary Inductance Compensation.
  • Built-in Soft-Start Circuit.
  • Line Under-Voltage, Thermal, Output Over- voltage, Output Short Protections.
  • Current Sense Resistor Short Protec.

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Datasheet preview – ACT411

Datasheet Details

Part number ACT411
Manufacturer Active-Semi
File Size 279.96 KB
Description Quasi-Resonant PWM Controller
Datasheet download datasheet ACT411 Datasheet
Additional preview pages of the ACT411 datasheet.

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Full PDF Text Transcription

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ACT411 Rev 4, 27-Feb-14 ActivePSRTM Quasi-Resonant PWM Controller FEATURES • Patented Primary Side Regulation Technology • Quasi-Resonant Operation • Adjustable up to 120kHz Switching Frequency • +/-5% Output Voltage Regulation • Accurate OCP/OLP Protection • Integrated Output Cord Compensation • Integrated Line and Primary Inductance Compensation • Built-in Soft-Start Circuit • Line Under-Voltage, Thermal, Output Over- voltage, Output Short Protections • Current Sense Resistor Short Protection • Transformer Short Winding Protection • Less than 100mW Standby Power • Complies with Global Energy Efficiency and CEC Average Efficiency Standards • Tiny SOT23-6 Packages and overload conditions, it would enter auto restart mode including cycle-by-cycle current limiting.
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