The UCC28516DW from Texas Instruments is a high-performance, BiCMOS power factor correction (PFC) and PWM combination controller integrated into one sophisticated device. It is specifically designed to deliver an efficient power solution for a wide range of applications, including power supplies and converters in consumer, industrial, and telecommunications sectors.

Key Features

• Advanced Control: The UCC28516DW features an innovative control method that combines both PFC and PWM functionalities, ensuring optimal power delivery and energy efficiency.
• Wide Input Voltage Range: This device can handle a broad range of input voltages, making it versatile for various global power standards and fluctuating power conditions.
• High Frequency Operation: With the capability to operate at high frequencies, the UCC28516DW allows for smaller and lighter passive components, reducing the overall size and cost of the power supply design.
• Low Power Standby Mode: It includes a low-power standby mode that significantly reduces energy consumption when the end application is in standby or low-power state.
• Overcurrent Protection: The UCC28516DW incorporates robust protection features, including overcurrent protection, to safeguard the system against potential damage from excessive currents.
• Thermal Shutdown: It also includes a thermal shutdown feature, which prevents the system from overheating by shutting down the operation if the temperature exceeds a certain threshold.

Applications

• AC-DC Power Supplies
• Telecommunications Equipment
• Industrial Power Systems
• Consumer Electronics

The UCC28516DW is available in a surface-mount package, the DW package, which is a 20-pin SOIC with a wide body. This package is designed for optimal thermal performance and space-saving on the PCB, making it an excellent choice for compact power solutions. With its combination of performance, efficiency, and protection features, the UCC28516DW is an ideal choice for designers looking to improve the power factor and efficiency of their power supply systems.