The UCC28019P from Texas Instruments is a highly integrated and efficient power factor correction (PFC) controller designed for use in a wide range of applications requiring power factor correction. This 8-pin PFC controller is part of the UCC28019 series and is specifically tailored to provide low harmonic distortion and high power factor in power systems.

Key Features

• Voltage Mode PWM Control: The UCC28019P operates using voltage mode PWM control, which simplifies the design of the PFC stage by using a voltage loop to regulate the output.
• Wide Operating Range: With an operating range of 9V to 21V, this PFC controller can accommodate a variety of input voltages, making it suitable for universal AC input applications.
• High Efficiency: It is designed to achieve high efficiency which is crucial for reducing energy consumption and heat generation in power systems.
• Low Total Harmonic Distortion (THD): The UCC28019P helps in minimizing THD, thereby improving power quality and reducing stress on the electrical infrastructure.
• Boost Topology: The device is tailored for continuous conduction mode (CCM) boost topology, which is commonly used in PFC circuits to step up the input voltage and regulate the output.
• Programmable Soft Start: This feature limits inrush current during startup, improving system reliability and lifespan.

Applications

The UCC28019P is suitable for a variety of applications that require efficient power factor correction. It is commonly used in:

• AC-DC power supplies for desktop and server computers
• Flat panel television and monitor power supplies
• Industrial power systems
• Telecom power supplies
• Other offline power conversion applications

Quality and Reliability

Texas Instruments is known for its commitment to quality and reliability, and the UCC28019P is no exception. It is built to meet the rigorous standards of industrial and consumer electronics, ensuring a reliable performance over its lifetime.

Ordering Information

The UCC28019P is available in a PDIP-8 package and can be ordered through Texas Instruments' official distributors. For detailed specifications and ordering information, please refer to the official Texas Instruments datasheet for the UCC28019 series.