Texas Instruments

UCC28C57LDR  

DC DC Switching Controllers

UCC28C57LDR Description

The UCC28C57LDR is a high-performance DC-DC switching controller designed for industrial applications, offering a robust and efficient solution for low-power current control. Manufactured by Texas Instruments, this controller is engineered to deliver exceptional performance in a compact surface-mount package, making it ideal for a wide range of power conversion applications.

UCC28C57LDR Features

• Output Type and Configuration: The UCC28C57LDR features a transistor driver output with a positive configuration, ensuring compatibility with various power stages and driving requirements.
• Switching Frequency: With a switching frequency of 1MHz, this controller provides high efficiency and fast transient response, making it suitable for applications requiring high power density and minimal footprint.
• Supply Voltage: The controller operates with a supply voltage (Vcc/Vdd) of up to 30V, providing flexibility in power supply design and ensuring reliable operation across a wide range of input voltages.
• Synchronous Rectification: The inclusion of synchronous rectification enhances efficiency by reducing power losses in the rectification stage, making the UCC28C57LDR an energy-efficient choice.
• Control Features: The UCC28C57LDR offers a comprehensive set of control features, including current limit, dead time control, enable, frequency control, and soft start. These features provide precise control over the power conversion process, ensuring stable and reliable operation.
• Topology Support: This controller supports multiple topologies, including buck, boost, flyback, forward converter, and SEPIC, making it versatile for various power conversion needs.
• Clock Synchronization: The UCC28C57LDR supports clock synchronization, which is beneficial for applications requiring multiple controllers or where noise reduction is critical.
• Compliance and Reliability: The UCC28C57LDR is REACH unaffected and RoHS3 compliant, ensuring environmental sustainability and regulatory compliance. Additionally, its moisture sensitivity level (MSL) of 1 (unlimited) makes it suitable for a wide range of manufacturing environments.
• Packaging: Available in a tape and reel (TR) package, the UCC28C57LDR is designed for automated surface-mount assembly processes, enhancing manufacturing efficiency and reducing production costs.

UCC28C57LDR Applications

The UCC28C57LDR is ideal for a variety of industrial applications where high efficiency, compact design, and robust performance are critical. Specific use cases include:

• Power Supplies: Ideal for designing efficient power supplies with high power density and minimal footprint.
• Battery Chargers: Suitable for applications requiring precise current control and efficient power conversion, such as battery chargers for portable devices.
• LED Lighting: The controller’s ability to support multiple topologies and its high efficiency make it a perfect fit for LED lighting systems, where energy efficiency and reliability are paramount.
• Telecommunications: The UCC28C57LDR’s versatile topology support and high switching frequency make it suitable for telecommunications equipment, where space constraints and high efficiency are key considerations.

Conclusion of UCC28C57LDR

The UCC28C57LDR from Texas Instruments stands out as a versatile and high-performance DC-DC switching controller, offering a comprehensive set of features and benefits tailored for industrial applications. Its ability to support multiple topologies, combined with advanced control features and compliance with environmental regulations, makes it an ideal choice for engineers seeking a reliable and efficient power conversion solution. Whether used in power supplies, battery chargers, LED lighting, or telecommunications equipment, the UCC28C57LDR delivers exceptional performance and value, ensuring that it remains a top choice in the electronics industry.

UCC28C57LDR Documents

Download datasheets and manufacturer documentation for UCC28C57LDR

Datasheets :

UCCx8C5x      

PCN Design/Specification :

Mult Dev 27/Jul/2023