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      The SDH752XS is a high performance, critical conduction mode power factor correction (PFC) controller with 500V MOSFET.

      SDH752XS adopts high voltage power supply, and omits auxiliary winding by adopting MOS gate zero crossing detection technology.

      It uses patented COMP-saving capacitor technology to achieve excellent power factor correction and constant voltage output with only a few peripheral components, which greatly reduces the system cost.

      It provides various protections, such as output over voltage protection, CS cycle-by-cycle current limit and over temperature protection etc.


      Main feature

      Single winding inductor booster system with reduced periphery

      High voltage start-up and power supply

      Built-in 500V high-voltage MOSFET

      Gate Zero-crossing detection and critical conduction mode

      Fixed on time control

      Patented closed-loop control technology, without peripheral compensation network, anti-moisture and anti-leakage

      VCC under-voltage lockout

      Output overvoltage protection

      CS cycle-by-cycle current limit

      Over temperature protection


      Ordering Information
      Product Name Package form Marking Hazardous Substance Control Packing Type Remarks
      SDH7522S SOP-8-225-1.27 SDH7522S Halogen free Tube
      SDH7522STR SOP-8-225-1.27 SDH7522S Halogen free Tape & Reel
      SDH7523S SOP-8-225-1.27 SDH7523S Halogen free Tube
      SDH7523STR SOP-8-225-1.27 SDH7523S Halogen free Tape & Reel
      SDH7524S SOP-8-225-1.27 SDH7524S Halogen free Tube
      SDH7524STR SOP-8-225-1.27 SDH7524S Halogen free Tape & Reel
      SDH7523CS SOP-8-225-1.27 7523CS Halogen free Tube
      SDH7523CSTR SOP-8-225-1.27 7523CS Halogen free Tape & Reel
      SDH7524BS SOP-8-225-1.27 7524BS Halogen free Tube
      SDH7524BSTR SOP-8-225-1.27 7524BS Halogen free Tape & Reel
      Block Diagram

      Documents
      title Types of Size (KB) date Download the latest English version
      SDH752XS 0 1970-01-01 SDH752XS Brief Datasheet