Texas Instruments

UCC28512DWG4

UCC28512DWG4 Description

The UCC28512DWG4 is a high-performance Power Factor Correction (PFC) controller IC designed for average current mode applications. Manufactured by Texas Instruments, this device is part of the Power Management (PMIC) category and is housed in a Tube package. It operates within a supply voltage range of 9.7V to 18V and features a switching frequency of 200kHz, ensuring efficient power conversion and minimal energy loss. The UCC28512DWG4 is designed for surface mount applications, making it ideal for compact and high-density PCB designs. With a startup current of just 100 µA, it offers low power consumption during initial operation. Additionally, it complies with the REACH and RoHS3 standards, ensuring environmental safety and regulatory compliance. The device is classified under ECCN EAR99 and HTSUS 8542.39.0001, and it has a Moisture Sensitivity Level (MSL) of 1, which means it is not affected by moisture and can be stored without special handling.

UCC28512DWG4 Features

• Average Current Mode Control: The UCC28512DWG4 employs average current mode control, which provides excellent line and load regulation, ensuring stable output voltage under varying input conditions.
• Wide Supply Voltage Range: With a supply voltage range of 9.7V to 18V, this IC is versatile and can be used in a variety of power supply applications.
• High Switching Frequency: The 200kHz switching frequency allows for the use of smaller inductors and capacitors, reducing the overall size and cost of the power supply.
• Low Startup Current: A startup current of only 100 µA ensures minimal power consumption during the initial startup phase, contributing to energy efficiency.
• Surface Mount Technology: The surface mount design of the UCC28512DWG4 allows for high-density PCB layouts, making it suitable for space-constrained applications.
• Compliance and Safety: The device is REACH Unaffected and ROHS3 Compliant, ensuring it meets environmental and safety standards.
• Moisture Sensitivity Level 1: The MSL 1 rating means the device is not sensitive to moisture, providing flexibility in storage and handling conditions.

UCC28512DWG4 Applications

The UCC28512DWG4 is ideal for a wide range of applications that require efficient power factor correction and compact power supply designs. Some specific use cases include:

• Switching Power Supplies: Ideal for high-efficiency, high-density power supplies in consumer electronics, telecommunications, and industrial equipment.
• AC-DC Converters: Suitable for applications requiring power factor correction in AC-DC conversion processes.
• LED Lighting Systems: Can be used in LED drivers to ensure efficient power conversion and improved power quality.
• Solar Inverters: Enhances the power factor correction in solar inverters, improving the overall efficiency and reliability of the system.
• Telecom Power Systems: Provides efficient power management in telecom infrastructure, ensuring reliable operation and minimal energy loss.

Conclusion of UCC28512DWG4

The UCC28512DWG4 from Texas Instruments is a robust and versatile PFC controller IC designed for average current mode applications. Its wide supply voltage range, high switching frequency, and low startup current make it an ideal choice for a variety of power management applications. The surface mount design and compliance with environmental standards further enhance its appeal. Whether used in switching power supplies, AC-DC converters, LED lighting systems, solar inverters, or telecom power systems, the UCC28512DWG4 offers reliable performance and energy efficiency. Its unique features and advantages over similar models make it a standout choice for engineers and designers looking to optimize their power management solutions.