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UCC28019 - PFC Controller

General Description

The UCC28019 8-pin active Power Factor Correction (PFC) controller uses the boost topology operating in Continuous Conduction Mode (CCM).

The controller is suitable for systems in the 100 W to >2 kW range over a wide-range universal ac line input.

Key Features

  • 1.
  • 8-pin Solution Without Sensing Line Voltage Reduces External Components.
  • Wide-Range Universal AC Input Voltage.
  • Fixed 65-kHz Operating Frequency.
  • Maximum Duty Cycle of 97%.
  • Output Over/Under-Voltage Protection.
  • Input Brown-Out Protection.
  • Cycle-by-Cycle Peak Current Limiting.
  • Open Loop Detection.
  • Low-Power User Controlled Standby Mode.

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UCC28019 www.ti.