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UCC28512DW

UCC28512DW Description

The UCC28512DW is an advanced Power Factor Correction (PFC) and Pulse Width Modulation (PWM) controller designed for high-performance power management applications. Manufactured by Unitrode, a leading provider of power management solutions, the UCC28512DW operates in Average Current Mode, ensuring precise control and regulation of power conversion processes. This controller is ideal for applications requiring high efficiency and reliability, with a switching frequency of 200kHz and a supply voltage range of 9.7V to 18V. The UCC28512DW is available in a surface mount package, making it suitable for compact and space-constrained designs. With a startup current of just 100 µA, this device ensures minimal power consumption during the initial power-up phase. The UCC28512DW is classified under ECCN EAR99 and HTSUS code 8542.39.0001, and it is currently an active product in the Unitrode portfolio.

UCC28512DW Features

The UCC28512DW offers several unique features that set it apart from similar models in the power management industry:

• Advanced PFC and PWM Control: The UCC28512DW combines PFC and PWM functionalities, providing a comprehensive solution for power conversion and regulation. This dual functionality enhances overall system efficiency and reduces the need for additional components.
• Average Current Mode Operation: Operating in Average Current Mode ensures precise control of the output current, leading to better regulation and stability. This mode of operation is particularly beneficial in applications where load variations are common.
• Wide Supply Voltage Range: With a supply voltage range of 9.7V to 18V, the UCC28512DW is versatile and can be used in a variety of power supply applications. This wide range allows for compatibility with different input voltage sources, enhancing the flexibility of the design.
• Low Startup Current: The UCC28512DW features a low startup current of 100 µA, which is crucial for minimizing power consumption during the initial power-up phase. This feature is particularly advantageous in battery-operated or energy-sensitive applications.
• Surface Mount Packaging: Available in a surface mount package, the UCC28512DW is ideal for compact and space-constrained designs. Surface mount technology (SMT) allows for higher component density and improved reliability in modern electronic circuits.

UCC28512DW Applications

The UCC28512DW is well-suited for a variety of applications where high efficiency and precise power management are critical:

• Switch-Mode Power Supplies (SMPS): The UCC28512DW is ideal for use in SMPS, where its PFC and PWM capabilities ensure efficient power conversion and regulation. This makes it suitable for applications such as desktop computers, servers, and industrial power supplies.
• Uninterruptible Power Supplies (UPS): The device's ability to handle wide input voltage ranges and provide stable output makes it a perfect fit for UPS systems. It ensures reliable power backup and protection against power outages.
• Telecommunications Equipment: The UCC28512DW's low startup current and efficient power management make it suitable for telecommunication equipment, where power efficiency and reliability are paramount.
• Consumer Electronics: The compact surface mount package and versatile voltage range make the UCC28512DW suitable for consumer electronics, such as TVs, monitors, and other home appliances.

Conclusion of UCC28512DW

The UCC28512DW is a highly efficient and versatile power management controller that offers significant advantages over similar models. Its advanced PFC and PWM functionalities, combined with average current mode operation, make it an ideal choice for applications requiring precise power regulation. The wide supply voltage range and low startup current further enhance its suitability for a variety of power supply applications. With its surface mount packaging, the UCC28512DW is perfect for modern, compact electronic designs. Overall, the UCC28512DW stands out as a reliable and efficient solution for power management needs in the electronics industry.