Texas Instruments

UCC3817APW  

Power Factor Correction ICs

UCC3817APW Description

The UCC3817APW is a Power Factor Correction (PFC) controller designed for high-performance power management applications. Manufactured by Texas Instruments, this IC is part of the Power Management Integrated Circuits (PMIC) category and is housed in a 16-TSSOP package. The UCC3817APW operates within a temperature range of 0°C to 70°C, making it suitable for a variety of industrial and consumer electronics environments.

UCC3817APW Features

The UCC3817APW offers several key features that enhance its performance and versatility:

• Operating Temperature Range: 0°C to 70°C, ensuring reliable operation in standard ambient conditions.
• Mode of Operation: Average Current Mode, which provides precise control over the inductor current, enhancing efficiency and stability.
• Switching Frequency: A wide range of 6kHz to 220kHz allows for flexibility in designing power supplies with varying output requirements.
• Supply Voltage: Operates within a range of 12V to 17V, accommodating different power supply configurations.
• Startup Current: A low startup current of 150 µA ensures minimal power consumption during the initial startup phase, contributing to overall energy efficiency.
• Compliance and Standards: The UCC3817APW is REACH Unaffected and ROHS3 Compliant, adhering to stringent environmental and safety regulations.
• Mounting Type: Surface Mount, facilitating easy integration into compact and high-density PCB designs.
• Moisture Sensitivity Level (MSL): MSL 2 (1 Year), indicating that the component can be safely stored in a moisture-controlled environment for up to one year without degradation.

UCC3817APW Applications

The UCC3817APW is ideal for a range of applications where efficient power management and high reliability are critical:

• Switch-Mode Power Supplies (SMPS): The UCC3817APW's wide switching frequency range and average current mode make it suitable for high-efficiency SMPS designs.
• Uninterruptible Power Supplies (UPS): Its robust performance and compliance with environmental standards make it a reliable choice for UPS systems.
• Consumer Electronics: Appliances such as televisions, computers, and other electronic devices can benefit from the UCC3817APW's efficient power management capabilities.
• Industrial Equipment: The UCC3817APW's operating temperature range and surface mount design make it suitable for industrial applications where space and thermal management are critical.

Conclusion of UCC3817APW

The UCC3817APW from Texas Instruments is a versatile and efficient PFC controller designed for a wide range of power management applications. Its average current mode operation, wide switching frequency range, and low startup current make it an excellent choice for high-efficiency power supplies. The UCC3817APW's compliance with environmental and safety standards, along with its surface mount design and moisture sensitivity level, ensure it meets the demands of modern electronics manufacturing. While the product is now obsolete, its legacy continues to influence the design and development of future power management solutions.

UCC3817APW Documents

Download datasheets and manufacturer documentation for UCC3817APW

Datasheets :

UCC2817A/18A, UCC3817A/18A      

HTML Datasheet :

UCC2817A/18A, UCC3817A/18A