Product Overview: UCC28056DBVR from Texas Instruments

The UCC28056DBVR is a state-of-the-art Power Factor Correction (PFC) controller IC designed by Texas Instruments (TI) for the modern market's demand for energy-efficient power supplies. This advanced controller IC is specifically engineered to provide low harmonic distortion and high power factor, making it ideal for applications such as offline AC/DC converters, power adapters, and televisions, as well as lighting and industrial power supplies.

Key Features

• Transition Mode PFC: The UCC28056DBVR operates in transition mode (also known as boundary conduction mode), offering an optimal balance between efficiency and EMI performance.
• Wide VCC Operating Range: The device supports a wide supply voltage range, ensuring versatility and reliability in various power supply designs.
• Low Start-Up and Operating Current: This IC is designed to minimize power consumption with a low start-up current of 20 µA and a typical operating current of 2 mA, contributing to the overall efficiency of the power supply.
• Advanced Features: It includes features such as zero current detection to enhance efficiency, as well as open-loop protection and brown-out protection to ensure safe and reliable operation under abnormal conditions.

Technical Specifications

Applications

The UCC28056DBVR is versatile enough to be used in a multitude of applications where power factor correction is required. It is particularly well-suited for systems that demand high efficiency, such as:

• AC/DC Power Supplies
• Power Adapters
• LED Lighting Drivers
• Televisions and Monitors
• Industrial Power Systems

With its advanced control features and robust design, the UCC28056DBVR from Texas Instruments is a premier choice for engineers looking to improve the power quality and efficiency of their power supply designs.