20W, 3.3V DC to DC Single Output Power Supply for Power Over Ethernet

Reference Design using part NCP1081 by onsemi


  • Application Category
    Power Supplies
  • Product Type
    DC to DC Single Output Power Supplies

For End Products

  • Power Over Ethernet


  • NCP1081, Isolated Flyback Converter with Bias Winding and Diode Bridge. Primary Circuitry of the Flyback Converter Using Active Rectification for Better Overall Efficiency

Key Features

  • Conversion Type
    DC to DC
  • Input Voltage
    36 V
  • Output Voltage
    3.3 V
  • Output Power
    20 W
  • Topology

We've updated our privacy policy. Please take a moment to review these changes. By clicking I Agree to Arrow Electronics Terms Of Use  and have read and understand the Privacy Policy and Cookie Policy.

Our website places cookies on your device to improve your experience and to improve our site. Read more about the cookies we use and how to disable them here. Cookies and tracking technologies may be used for marketing purposes.
By clicking “Accept”, you are consenting to placement of cookies on your device and to our use of tracking technologies. Click “Read More” below for more information and instructions on how to disable cookies and tracking technologies. While acceptance of cookies and tracking technologies is voluntary, disabling them may result in the website not working properly, and certain advertisements may be less relevant to you.
We respect your privacy. Read our privacy policy here