Texas Instruments

UCC2580N-4  

AC DC Converters, Offline Switches

UCC2580N-4 Description

The UCC2580N-4 is an offline switcher controller designed for power management applications, manufactured by Texas Instruments. This controller is part of the UCC2580 family and is specifically tailored for flyback and forward converter topologies. It is housed in a through-hole package, making it suitable for applications where robust mechanical stability is required. The UCC2580N-4 features a duty cycle of 66%, ensuring efficient power conversion and control. It operates within a supply voltage range of 8.5V to 15V, providing flexibility in power supply design. The controller also includes a soft start feature to prevent inrush currents during startup, contributing to a more reliable and stable power conversion process.

UCC2580N-4 Features

• Topology Support: The UCC2580N-4 supports both flyback and forward converter topologies, making it versatile for a range of power conversion applications.
• Mounting Type: Through-hole mounting ensures mechanical stability and reliability, particularly in environments where vibration or mechanical stress is a concern.
• Control Features: The inclusion of soft start functionality helps mitigate inrush currents, protecting the circuitry during the initial power-up phase.
• Voltage Range: A wide supply voltage range of 8.5V to 15V allows for compatibility with various power sources, enhancing design flexibility.
• Duty Cycle: A maximum duty cycle of 66% ensures efficient power conversion, minimizing power loss and improving overall system efficiency.
• Output Isolation: The controller supports isolated output, which is crucial for applications requiring electrical isolation between input and output.
• Compliance: The UCC2580N-4 is REACH unaffected and ROHS3 compliant, meeting environmental and regulatory standards for electronics manufacturing.
• Moisture Sensitivity Level: With an MSL of 1 (unlimited), the UCC2580N-4 is suitable for storage and handling in a wide range of environmental conditions without the need for special precautions.

UCC2580N-4 Applications

The UCC2580N-4 is ideal for applications requiring efficient power conversion and control, particularly in environments where robust mechanical stability is necessary. Its support for both flyback and forward converter topologies makes it suitable for a variety of power supply designs, including:

• Consumer Electronics: Power supplies for televisions, monitors, and other consumer devices where isolated output and efficient power conversion are critical.
• Industrial Equipment: Power supplies for industrial control systems, where reliability and robustness are paramount.
• Telecommunications: Power supplies for base stations and other telecom equipment, where efficient power conversion and isolation are essential.
• Medical Devices: Power supplies for medical equipment, where compliance with stringent environmental and regulatory standards is mandatory.

Conclusion of UCC2580N-4

The UCC2580N-4 from Texas Instruments is a versatile and reliable offline switcher controller designed for efficient power conversion in a variety of applications. Its support for both flyback and forward converter topologies, combined with features like soft start and a wide supply voltage range, make it an excellent choice for power management in consumer electronics, industrial equipment, telecommunications, and medical devices. While the product is now obsolete, its legacy continues to influence modern power management solutions, setting a benchmark for efficiency, reliability, and compliance in the electronics industry.

UCC2580N-4 Documents

Download datasheets and manufacturer documentation for UCC2580N-4

Datasheets :

UCC1580-84, 2580-84, 3580-84      

PCN Obsolescence/ EOL :

PDIP Devices 12/Mar/2015       PDIP Devices Revision 22/Apr/2015      

HTML Datasheet :

UCC1580-84, 2580-84, 3580-84