Texas Instruments

UCC2804DTR/81260G4

UCC2804DTR/81260G4 Description

The UCC2804DTR/81260G4 is a PWM controller designed for offline switch mode power supplies, belonging to the UCC280x series by Texas Instruments. This device is specifically tailored for applications requiring precise control and regulation of power conversion processes. The UCC2804DTR/81260G4 operates within a supply voltage range of 8.3V to 11V and features a low supply current of 500 µA, making it highly efficient for a variety of power management applications. The device is available in a surface mount package, specifically in a Tape & Reel (TR) format, which facilitates automated assembly processes and ensures high reliability in manufacturing environments.

UCC2804DTR/81260G4 Features

The UCC2804DTR/81260G4 offers several key features that set it apart from other PWM controllers in the market:

• Low Supply Current: With a supply current of only 500 µA, the UCC2804DTR/81260G4 ensures minimal power consumption, making it ideal for applications where energy efficiency is paramount.
• Wide Supply Voltage Range: The device operates within a supply voltage range of 8.3V to 11V, providing flexibility and robustness in various power supply scenarios.
• Surface Mount Technology: The surface mount package type (Tape & Reel) enhances the ease of integration into modern PCB designs and supports high-volume production.
• Compliance and Safety: The UCC2804DTR/81260G4 is REACH unaffected and RoHS3 compliant, ensuring it meets the highest environmental and safety standards.
• Moisture Sensitivity Level: The device has a moisture sensitivity level (MSL) of 1 (Unlimited), which means it can be stored and handled without the need for special moisture protection measures.

UCC2804DTR/81260G4 Applications

The UCC2804DTR/81260G4 is well-suited for a variety of applications within the power management domain, including:

• Offline Switch Mode Power Supplies: Ideal for applications requiring efficient power conversion with minimal standby power consumption.
• Consumer Electronics: Suitable for devices such as chargers, adapters, and other power supplies where compact design and high efficiency are critical.
• Industrial Equipment: Can be used in industrial applications where reliable power conversion and control are necessary.
• Medical Devices: Given its compliance with stringent environmental and safety standards, the UCC2804DTR/81260G4 is also suitable for medical equipment requiring precise power management.

Conclusion of UCC2804DTR/81260G4

The UCC2804DTR/81260G4 PWM controller by Texas Instruments is a robust and efficient solution for offline switch mode power supplies. Its low supply current, wide operating voltage range, and surface mount package make it an excellent choice for a variety of power management applications. Despite being marked as obsolete, the UCC2804DTR/81260G4 remains a reliable option for designers seeking a proven PWM controller with a strong track record of performance and compliance. Its unique features and advantages over similar models ensure it continues to be a valuable component in the electronics industry.