Category

Tag: PFC Controller

  • Sale! SOP-8

    L6562ADTR – Transition-mode PFC controller – ST Micro

     Original price was: ₹35.00.Current price is: ₹30.00.

    Features

    ■ Proprietary multiplier design for minimum THD

    ■ Very accurate adjustable output overvoltage protection

    ■ Ultra-low (30µA) Start-up current

    ■ Low (2.5mA) quiescent current

    ■ Package: SOIC-8

    ■ Digital leading-edge blanking on current sense

    ■ Disable function on E/A input

    ■ 1% (@ TJ = 25 °C) internal reference voltage

    ■ -600/+800mA totem pole gate driver with active pull-down during UVLO and voltage clamp

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  • Sale! SOP-8

    RT7300AD – Active PFC Controller with CCM – Richtek

     Original price was: ₹250.00.Current price is: ₹240.00.
    Features
    • Critical Conduction Mode (CRM) Operation
    • Constant On-Time Control (Voltage Mode)
    • Near Unity Power Factor
    • Ultra Low Start-up Current (<20μA)
    • Input Voltage Feed-Forward Compensation
    • Wide Supply Voltage Range from 12V to 25V
    • Totem Pole Gate Driver with 600mA/-800mA
    • Maximum Frequency Clamping
    • DCM THD Optimization
    • Fast Dynamic Response
    • Light Load Burst Mode Operation
    • Brown-in/Brown-out Detection
    • Disable Function
    • Maximum/Minimum On-Time Limit
    • Cycle-by-Cycle Current Limit
    • Output Over-Voltage Protection (OVP)
    • Output Under-Voltage Protection (UVP)
    • Under-Voltage Lockout (UVLO)
    • RoHS Compliant and Halogen Free
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  • Sale! SOP-8

    RT7333 – High-Efficiency PFC Controller – Richtek

     Original price was: ₹200.00.Current price is: ₹180.00.
    Features
    • CRM/DCM Operation
    • Constant On-Time Control (Voltage Mode)
    • Built-In Loop-Compensation Circuit
    • High Efficiency
      – Tracking Boost
      – Valley Switching in Both CRM and DCM
      – Frequency Reduction at Middle Load and Light Load
    • Disable Function
      – Low Quiescent Current (<17μA)
    • Ultra-Low Start-Up Current (<5μA)
    • Maximum Switching Frequency Clamping (130kHz/176kHz/246kHz/397kHz)
    • Burst Mode Operation at Light Load
    • Maximum/Minimum On-Time Limit
    • Cycle-by-Cycle Current Limit
    • Output Overvoltage Protection (OVP)
    • Undervoltage Lockout (UVLO)
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  • Sale! SOP-8

    RT7333G – High-Efficiency PFC Controller – Richtek

     Original price was: ₹200.00.Current price is: ₹180.00.
    Features
    • CRM/DCM Operation
    • Constant On-Time Control (Voltage Mode)
    • Built-In Loop-Compensation Circuit
    • High Efficiency
      – Tracking Boost
      – Valley Switching in Both CRM and DCM
      – Frequency Reduction at Middle Load and Light Load
    • Disable Function
      – Low Quiescent Current (<17μA)
    • Ultra-Low Start-Up Current (<5μA)
    • Maximum Switching Frequency Clamping (130kHz/176kHz/246kHz/397kHz)
    • Burst Mode Operation at Light Load
    • Maximum/Minimum On-Time Limit
    • Cycle-by-Cycle Current Limit
    • Output Overvoltage Protection (OVP)
    • Undervoltage Lockout (UVLO)
    Read more
  • Sale! SOP-8

    RT7333M – High-Efficiency PFC Controller – Richtek

     Original price was: ₹200.00.Current price is: ₹180.00.
    Features
    • CRM/DCM Operation
    • Constant On-Time Control (Voltage Mode)
    • Built-In Loop-Compensation Circuit
    • High Efficiency
      – Tracking Boost
      – Valley Switching in Both CRM and DCM
      – Frequency Reduction at Middle Load and Light Load
    • Disable Function
      – Low Quiescent Current (<17μA)
    • Ultra-Low Start-Up Current (<5μA)
    • Maximum Switching Frequency Clamping (130kHz/176kHz/246kHz/397kHz)
    • Burst Mode Operation at Light Load
    • Maximum/Minimum On-Time Limit
    • Cycle-by-Cycle Current Limit
    • Output Overvoltage Protection (OVP)
    • Undervoltage-Lockout (UVLO)
    Read more