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UCC28019AD +BOM

Enhanced Start-up and Transient Response in 65kHz CCM PFC Controller

UCC28019AD General Description

Featuring advanced features such as cycle-by-cycle current limiting, soft-start, and frequency jittering, the UCC28019AD ensures enhanced noise immunity and reliable operation under varying line and load conditions. Its internal high-voltage startup regulator further contributes to its robust performance, facilitating consistent startup even in challenging conditions. The device also includes comprehensive protection features such as overvoltage, overcurrent, and overtemperature protection, ensuring system safety and robust operation in demanding environments

Key Features

  • High level of integration with built-in Protections and Control features
  • Advanced light-load efficiency with green mode operation
  • Wide operating frequency range for flexibility
  • Ultrasonic mode operation for reduced audible noise
  • Adaptive digital control for improved efficiency and performance
  • Application

    • Efficient power supply
    • LED lighting solution
    • Industrial applications

    Specifications

    Topology Boost Control mode CCM
    Switching frequency (max) (kHz) 65 UVLO thresholds on/off (V) 10.5/9.5
    Vin (max) (V) 21 Features < 150 W applications, > 750 W applications, Average current mode, Brown Out, Continuous Control Mode, Enable, Overvoltage protection
    Rating Catalog Operating temperature range (°C) -40 to 125
    Duty cycle (max) (%) 99.3

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    In Stock: 5,872

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