Texas Instruments

UCC2818PW  

Power Factor Correction ICs

UCC2818PW Description

The UCC2818PW is a high-performance Power Factor Correction (PFC) controller designed for average current mode applications. Manufactured by Texas Instruments, this IC offers a wide range of features and benefits that make it ideal for various power management applications. The UCC2818PW operates within a switching frequency range of 6kHz to 220kHz and is designed to work with a supply voltage between 12V and 17V. It features a low startup current of 150 µA, ensuring efficient operation even under minimal power conditions. The device is packaged in a 16TSSOP tube, providing a robust and reliable solution for surface mount applications. With a moisture sensitivity level (MSL) of 2, the UCC2818PW is well-suited for environments with varying humidity levels. Additionally, it complies with REACH and ROHS3 standards, ensuring environmental and health safety.

UCC2818PW Features

• Average Current Mode Control: The UCC2818PW operates in average current mode, providing precise control over the input current, which enhances power factor correction and reduces harmonic distortion.
• Wide Switching Frequency Range: With a switching frequency range of 6kHz to 220kHz, the UCC2818PW offers flexibility in design, allowing engineers to optimize the controller for various power levels and efficiency requirements.
• Low Startup Current: The 150 µA startup current ensures minimal power consumption during the initial startup phase, contributing to overall system efficiency.
• Surface Mount Compatibility: The 16TSSOP package makes the UCC2818PW suitable for surface mount technology (SMT), facilitating automated assembly processes and reducing the overall footprint on the PCB.
• Compliance with Industry Standards: The UCC2818PW is REACH unaffected and ROHS3 compliant, ensuring it meets the highest environmental and health standards.
• Moisture Sensitivity Level 2: The MSL 2 rating ensures the device remains reliable in environments with varying humidity levels, making it suitable for a wide range of applications.

UCC2818PW Applications

The UCC2818PW is ideal for applications requiring high efficiency and precise power factor correction. Some specific use cases include:

• AC-DC Power Supplies: The UCC2818PW is well-suited for power supplies in consumer electronics, industrial equipment, and telecommunications infrastructure, where high power factor and low harmonic distortion are critical.
• Server and Data Center Power Systems: In environments where power efficiency and reliability are paramount, the UCC2818PW can help reduce energy consumption and improve overall system performance.
• High-Power LED Lighting: The device's ability to operate within a wide switching frequency range makes it ideal for high-power LED lighting systems, ensuring efficient power delivery and long-term reliability.
• Medical Equipment: The UCC2818PW's compliance with industry standards and its robust design make it suitable for medical devices where reliability and safety are essential.

Conclusion of UCC2818PW

The UCC2818PW from Texas Instruments is a versatile and efficient PFC controller that offers significant advantages over similar models. Its wide switching frequency range, low startup current, and compliance with environmental standards make it a reliable choice for a variety of power management applications. Whether used in AC-DC power supplies, server power systems, high-power LED lighting, or medical equipment, the UCC2818PW ensures high efficiency, precise control, and long-term reliability.

UCC2818PW Documents

Download datasheets and manufacturer documentation for UCC2818PW

EOL :

Product Discontinuance Notification 2024-04-05 (PDF)       Product Discontinuance Notification (PDF)      

Images :

Mechanical Outline Drawing      

Models :

UCC2818PW Symbol & Footprint by SnapMagic      

Application Notes :

Avoiding Audible Noise at Light Loads When Using Leading Edge Triggered PFC Con (Rev. C)       Synchronizing a PFC Controller from a Down Stream Controller Gate Drive       UCC3817 Current Sense Transformer Evaluation       Bootstrap Circuit for Green Mode Applications       PFC Family Differences UCC3817A/18A/19A and UCC3817/18/19       Startup Current transient of the Leading Edge Triggered PFC Controllers