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      SD4932B
      PRIMARY SIDE DC/DC CONTROLLER

          SD4932B is an Ethernet powered (Power over Ethernet, PoE) DC/DC controller. It integrates a 150V power MOSFET with PSR control. It is suitable for Flyback topology, providing accurate CV control loop, high system efficiency and good EMI characteristic.


      Main feature

      • PSR mode 

      • Light load frequency reduce mode

      • Low startup current 

      • Leading-Edge Blanking

      • Peak current mode

      • Cycle by cycle current limit

      • Undervoltage lockout

      • Soft startup

      • VCC over voltage protection

      • Output short-circuit protection

      • Output over voltage protection

      • Over current protection

      • Over temperature protection


      Ordering Information
      Product Name Package form Marking Hazardous Substance Control Packing Type Remarks
      SD4932BTR SOP-7-225-1.27 SD4932B Halogen free Tape & Reel
      SD4932B SOP-7-225-1.27 SD4932B Halogen free Tube
      Block Diagram

      1.png

      Documents
      title Types of Size (KB) date Download the latest English version
      SD4932B 0 1970-01-01 SD4932B Brief Datesheet