Texas Instruments

UC2852D

UC2852D Description

The UC2852D is a high-performance Power Factor Correction (PFC) controller designed for continuous conduction mode (CCM) applications. Manufactured by Texas Instruments, this IC is engineered to provide efficient power management solutions in a variety of electronic systems. The UC2852D operates within a supply voltage range of 13V to 30V and features a switching frequency of 200kHz, ensuring stable and efficient power delivery. It is available in an 8-pin SOIC package, making it suitable for surface mount applications.

UC2852D Features

• Continuous Conduction Mode (CCM): The UC2852D operates in continuous conduction mode, which is ideal for applications requiring high efficiency and low output ripple.
• Wide Supply Voltage Range: With a supply voltage range of 13V to 30V, the UC2852D is versatile and can be used in a variety of power supply designs.
• 200kHz Switching Frequency: This high switching frequency allows for the use of smaller inductors and capacitors, reducing the overall size and cost of the power supply.
• Low Startup Current: The UC2852D has a startup current of only 400 µA, which minimizes power consumption during startup and enhances system efficiency.
• Surface Mount Compatibility: The UC2852D is designed for surface mount technology, making it suitable for automated assembly processes and compact designs.
• Compliance and Safety: The UC2852D is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards. It also has a Moisture Sensitivity Level (MSL) of 2 (1 Year), making it suitable for long-term storage and assembly processes.
• Last Time Buy Status: This product is currently in the last time buy phase, offering a final opportunity for customers to secure stock for their existing designs.

UC2852D Applications

The UC2852D is ideal for a wide range of applications where efficient power factor correction is required. Some specific use cases include:

• Power Supplies: The UC2852D is well-suited for AC-DC power supplies in consumer electronics, industrial equipment, and telecommunications infrastructure.
• Motor Drives: Its high efficiency and low ripple characteristics make it suitable for motor drive applications where precise control and minimal power loss are critical.
• Renewable Energy Systems: The UC2852D can be used in inverters and converters for solar and wind power systems, ensuring efficient power conversion and grid compatibility.
• Medical Equipment: The UC2852D's reliability and compliance with safety standards make it suitable for use in medical devices and diagnostic equipment.

Conclusion of UC2852D

The UC2852D from Texas Instruments is a robust and efficient PFC controller designed for continuous conduction mode applications. Its wide supply voltage range, high switching frequency, and low startup current make it a versatile and efficient choice for power management in various electronic systems. The UC2852D's compliance with environmental and safety standards, along with its surface mount compatibility, ensures it meets the demands of modern electronics manufacturing. While the product is in its last time buy phase, it remains an excellent option for existing designs requiring reliable and efficient power factor correction.