Unitrode Tariff Inquiry

UCC2819AD

UCC2819AD Description

The UCC2819AD is a high-performance BICMOS Power Factor Correction (PFC) IC designed for average current mode control. Manufactured by Unitrode, a leading provider of power management solutions, this IC is engineered to enhance power efficiency and reliability in various electronic systems. The UCC2819AD operates within a supply voltage range of 10.8V to 17V and features a switching frequency of 250kHz, ensuring optimal performance in demanding applications. With a startup current of only 150 µA, the UCC2819AD is highly efficient, making it suitable for a wide range of power conversion systems.

UCC2819AD Features

• Average Current Mode Control: The UCC2819AD employs average current mode control, which provides excellent line and load transient responses. This mode of control ensures precise regulation of the input current, leading to high power factor correction and reduced harmonic distortion.
• Wide Supply Voltage Range: The IC operates within a supply voltage range of 10.8V to 17V, making it versatile for various power supply designs.
• High Switching Frequency: With a switching frequency of 250kHz, the UCC2819AD allows for the use of smaller inductors and capacitors, reducing the overall size and cost of the power supply.
• Low Startup Current: The low startup current of 150 µA ensures minimal power consumption during startup, enhancing overall system efficiency.
• Surface Mount Packaging: The UCC2819AD is available in a surface mount package, which is ideal for automated assembly processes and compact designs.
• Active Product Status: The UCC2819AD is an active product, ensuring continued availability and support from Unitrode.

UCC2819AD Applications

The UCC2819AD is ideal for a variety of applications where high efficiency and power factor correction are critical. Some specific use cases include:

• Switch-Mode Power Supplies (SMPS): The UCC2819AD is well-suited for SMPS applications, providing efficient power conversion and ensuring compliance with stringent power factor correction standards.
• Uninterruptible Power Supplies (UPS): In UPS systems, the UCC2819AD helps maintain high efficiency and reliability, ensuring continuous power supply during outages.
• Telecommunication Equipment: The IC's high performance and efficiency make it suitable for telecommunication infrastructure, where power factor correction is essential for minimizing energy losses.
• Industrial Power Supplies: The UCC2819AD is ideal for industrial applications, where robust power conversion and high efficiency are required to support heavy-duty equipment.

Conclusion of UCC2819AD

The UCC2819AD stands out as a superior choice for power factor correction applications due to its advanced features and high performance. Its average current mode control, wide supply voltage range, and high switching frequency make it a versatile and efficient solution for modern power conversion systems. The low startup current and surface mount packaging further enhance its appeal for compact and automated designs. Whether used in switch-mode power supplies, uninterruptible power supplies, telecommunication equipment, or industrial applications, the UCC2819AD delivers reliable performance and significant energy savings.