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ACT411 - Quasi-Resonant PWM Controller

Download the ACT411 datasheet PDF. This datasheet also covers the ACT411-Active variant, as both devices belong to the same quasi-resonant pwm controller family and are provided as variant models within a single manufacturer datasheet.

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.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (ACT411-Active-Semi.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number ACT411
Manufacturer Active-Semi
File Size 279.96 KB
Description Quasi-Resonant PWM Controller
Datasheet download datasheet ACT411 Datasheet

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Other Datasheets by Active-Semi

Part Number Description
ACT410 Quasi-Resonant PWM Controller
ACT412 Quasi-Resonant PWM Controller
ACT413 Quasi-Resonant PWM Controller
ACT4012 Wide Input 1.5A Step Down Converter
ACT4012A Wide Input 1.5A Step Down Converter

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
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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