Texas Instruments

UCC28630DR  

AC DC Converters, Offline Switches

UCC28630DR Description

The UCC28630DR from Texas Instruments is an advanced offline switch flyback controller designed for high-efficiency power conversion in isolated power supplies. This device is part of the Power Management Integrated Circuits (PMIC) category and is optimized for applications requiring up to 30 watts of power. The UCC28630DR operates within a switching frequency range of 200 Hz to 120 kHz, providing flexibility for various power supply designs. It features a duty cycle of up to 70%, ensuring efficient power delivery.

The UCC28630DR is designed for surface mount applications and comes in a 7-lead SOIC package, making it suitable for compact and space-constrained designs. It supports a wide input voltage range of 8V to 20V, ensuring compatibility with a variety of power sources. The device includes comprehensive fault protection mechanisms, such as current limiting, overload, over-temperature, and over-voltage protection, enhancing reliability and safety in demanding environments.

UCC28630DR Features

• Active Product Status: The UCC28630DR is an active product, ensuring continued availability and support from Texas Instruments.
• No Internal Switches: This feature allows for greater flexibility in external component selection and design optimization.
• Wide Switching Frequency Range: The 200 Hz to 120 kHz frequency range provides designers with the ability to optimize for efficiency, size, and performance.
• High Efficiency: The flyback topology and up to 70% duty cycle ensure high efficiency, making it suitable for applications where power consumption is critical.
• Comprehensive Fault Protection: The inclusion of current limiting, overload, over-temperature, and over-voltage protection ensures robustness and reliability in various operating conditions.
• Wide Voltage Range: The 8V to 20V supply voltage range allows for compatibility with a broad range of power sources, enhancing design versatility.
• Isolated Output: The isolated output feature is essential for applications requiring galvanic isolation between the input and output stages.
• Compliance and Reliability: The UCC28630DR is REACH unaffected and RoHS3 compliant, ensuring environmental safety and regulatory compliance. It also has a moisture sensitivity level (MSL) of 2, suitable for a 1-year shelf life.

UCC28630DR Applications

The UCC28630DR is ideal for a wide range of applications, including:

• Adaptive Voltage Positioning (AVP): Ensuring optimal power delivery and efficiency in dynamic load conditions.
• Consumer Electronics: Providing reliable power management for devices such as smartphones, tablets, and laptops.
• Industrial Equipment: Offering robust power solutions for industrial control systems and automation devices.
• Medical Devices: Ensuring safe and efficient power delivery in medical equipment where reliability and isolation are critical.
• Telecommunications: Supporting power management in communication infrastructure equipment.

Conclusion of UCC28630DR

The UCC28630DR from Texas Instruments stands out as a versatile and reliable offline switch flyback controller, offering a comprehensive set of features tailored for high-efficiency power conversion. Its wide switching frequency range, comprehensive fault protection, and wide voltage range make it an excellent choice for a variety of applications. The device's compliance with environmental and regulatory standards further enhances its suitability for modern electronics design. Whether used in consumer electronics, industrial equipment, or medical devices, the UCC28630DR provides designers with a robust and efficient power management solution.

UCC28630DR Documents

Download datasheets and manufacturer documentation for UCC28630DR

Datasheets :

UCC28630      

Reference Design Library :

UCC28630EVM-572: 19.5V @ 3.34A, 65W, 90 ~ 265VAC in      

HTML Datasheet :

UCC28630      

PCN Design/Specification :

UCC2863YYY 07/Feb/2018