Texas Instruments

UCC2817ADR

UCC2817ADR Description

The UCC2817ADR is a high-performance Power Factor Correction (PFC) controller IC designed by Texas Instruments, a leading manufacturer in the electronics industry. This IC is part of the Power Management Integrated Circuits (PMIC) category and is specifically engineered for average current mode control, ensuring efficient power delivery and regulation. The UCC2817ADR operates within a wide switching frequency range of 6kHz to 220kHz, making it versatile for various power conversion applications. It is designed to work with a supply voltage range of 12V to 17V, providing robust performance in diverse operating conditions.

The UCC2817ADR is packaged in a 16-SOIC format and is available in a Surface Mount (SMT) configuration, which is ideal for compact and high-density PCB designs. This IC is RoHS3 compliant and REACH unaffected, ensuring it meets stringent environmental standards. It has a low startup current of 150 µA, which contributes to energy efficiency during the initial power-up phase. The product is categorized under HTSUS code 8542.39.0001 and is available in a Tape & Reel (TR) packaging format, facilitating easy handling and automated assembly processes.

UCC2817ADR Features

The UCC2817ADR offers several unique features that set it apart from similar models:

• Average Current Mode Control: This mode ensures precise control of the inductor current, leading to improved power factor correction and reduced harmonic distortion.
• Wide Switching Frequency Range: The ability to operate between 6kHz and 220kHz allows for flexibility in designing power supplies that can meet various efficiency and size requirements.
• Low Startup Current: With a startup current of only 150 µA, the UCC2817ADR minimizes power consumption during the initial startup phase, contributing to overall energy efficiency.
• Surface Mount Technology: The SMT package type enables the UCC2817ADR to be integrated into compact and high-density PCB designs, making it suitable for modern electronics where space is a premium.
• Environmental Compliance: Being RoHS3 compliant and REACH unaffected, the UCC2817ADR adheres to strict environmental regulations, ensuring it is safe for both the environment and end-users.
• Moisture Sensitivity Level: With an MSL rating of 1 (Unlimited), the UCC2817ADR is highly resistant to moisture, making it suitable for a wide range of operating environments.

UCC2817ADR Applications

The UCC2817ADR is ideal for a variety of applications due to its robust performance and versatile design:

• Power Supplies: The UCC2817ADR is well-suited for AC-DC power supplies, where its average current mode control and wide switching frequency range ensure efficient power conversion and regulation.
• Consumer Electronics: In devices such as TVs, monitors, and other consumer electronics, the UCC2817ADR can provide reliable power management, contributing to energy efficiency and performance.
• Industrial Equipment: The robustness and environmental compliance of the UCC2817ADR make it suitable for industrial applications where reliability and compliance with environmental standards are critical.
• Telecommunications: In telecom equipment, the UCC2817ADR can ensure stable power delivery, supporting the high availability and reliability required in such systems.

Conclusion of UCC2817ADR

The UCC2817ADR is a highly capable PFC controller IC that excels in average current mode control, offering a wide switching frequency range and low startup current. Its surface mount technology, environmental compliance, and moisture resistance make it a versatile and reliable choice for a variety of applications, from power supplies to industrial equipment. Texas Instruments' commitment to quality and innovation ensures that the UCC2817ADR stands out as a superior option in the power management IC market.