Texas Instruments

UCC283TD-3  

Linear & Switching Voltage Regulators

UCC283TD-3 Description

The UCC283TD-3 is a linear regulator IC designed by Texas Instruments, featuring a fixed output voltage of 3.3V and a maximum output current of 3A. This regulator is housed in a surface-mount DDPAK/TO263-3 package, making it suitable for compact and high-density PCB designs. The device operates with an input voltage range up to 9V and has a dropout voltage of 1V at 3A, ensuring efficient power conversion even at high load conditions. The UCC283TD-3 is equipped with comprehensive protection features, including over current, over temperature, reverse polarity, short circuit, and under voltage lockout (UVLO), which enhance its reliability and robustness in various applications. Despite being marked as obsolete, the UCC283TD-3 remains a viable option for legacy systems and specific applications where its unique features are required. It is REACH unaffected and RoHS3 compliant, meeting environmental and regulatory standards.

UCC283TD-3 Features

• Fixed Output Voltage: Provides a stable 3.3V output, ideal for powering digital circuits and microcontrollers.
• High Output Current: Capable of delivering up to 3A, making it suitable for high-power applications.
• Low Dropout Voltage: With a maximum dropout voltage of 1V at 3A, it ensures efficient power conversion and minimal power loss.
• Comprehensive Protection: Features over current, over temperature, reverse polarity, short circuit, and under voltage lockout (UVLO) protections to safeguard the device and connected circuits.
• Surface Mount Package: The DDPAK/TO263-3 package allows for easy integration into compact and high-density PCB designs.
• Low Quiescent Current: Consumes only 650 µA in quiescent mode, contributing to energy efficiency.
• Environmental Compliance: REACH unaffected and RoHS3 compliant, ensuring it meets stringent environmental and regulatory standards.

UCC283TD-3 Applications

The UCC283TD-3 is well-suited for a variety of applications requiring a stable 3.3V supply and high current output. Some specific use cases include:

• Embedded Systems: Ideal for powering microcontrollers, FPGAs, and other digital circuits that require a stable 3.3V supply.
• Communication Equipment: Suitable for powering various components in routers, switches, and other networking devices.
• Industrial Control Systems: Provides reliable power for PLCs, sensors, and actuators in industrial environments.
• Consumer Electronics: Can be used in devices such as set-top boxes, smart meters, and other consumer electronics that require a stable power supply.
• Automotive Electronics: Suitable for powering various electronic modules in automotive systems, given its robust protection features.

Conclusion of UCC283TD-3

The UCC283TD-3 from Texas Instruments is a robust linear regulator designed to deliver a stable 3.3V output with a maximum current of 3A. Its low dropout voltage and comprehensive protection features make it an ideal choice for applications requiring high efficiency and reliability. Despite being marked as obsolete, the UCC283TD-3 remains a valuable component for legacy systems and specific applications where its unique features are essential. Its compliance with environmental and regulatory standards ensures it meets the requirements of modern electronics design.

UCC283TD-3 Documents

Download datasheets and manufacturer documentation for UCC283TD-3

Datasheets :

UC282-x, 382-x