Texas Instruments

UC385TDKTTT-1G3  

Linear & Switching Voltage Regulators

UC385TDKTTT-1G3 Description

The UC385TDKTTT-1G3 is a linear regulator IC designed by Texas Instruments, offering a fixed output voltage of 1.5V and a maximum output current of 5A. This regulator is housed in a DDPAK/TO263-5 package, making it suitable for surface mount applications. It operates within an input voltage range up to 7.5V and features a dropout voltage of 2.1V at 5A. The device is designed to operate in a temperature range of 0°C to 100°C, ensuring reliable performance in various environmental conditions. The UC385TDKTTT-1G3 includes protection features such as over-temperature, reverse polarity, and short-circuit protection, enhancing its robustness and reliability. Despite being marked as obsolete, this regulator remains a viable option for applications requiring a stable and efficient power supply.

UC385TDKTTT-1G3 Features

• Output Type: Fixed at 1.5V, ensuring a stable power supply for sensitive electronic components.
• High Current Capability: Delivers up to 5A of output current, making it suitable for high-power applications.
• Low Dropout Voltage: At 2.1V @ 5A, it maintains efficiency even at lower input voltages.
• Protection Features: Over-temperature, reverse polarity, and short-circuit protection ensure reliability and longevity.
• Surface Mount Packaging: The DDPAK/TO263-5 package is ideal for compact and high-density PCB designs.
• Operating Temperature Range: 0°C to 100°C, ensuring performance in a wide range of environments.
• Compliance: REACH Unaffected and ROHS3 Compliant, meeting industry standards for environmental and safety regulations.
• Moisture Sensitivity Level: MSL 2 (1 Year), suitable for standard manufacturing processes.

UC385TDKTTT-1G3 Applications

The UC385TDKTTT-1G3 is ideal for applications requiring a stable and efficient power supply. Its fixed 1.5V output and high current capability make it suitable for powering microprocessors, FPGAs, and other high-current digital circuits. The low dropout voltage ensures efficient operation in battery-powered devices or systems with fluctuating input voltages. The protection features make it robust against common power supply issues, enhancing system reliability. Specific use cases include:

• Powering high-current digital circuits in embedded systems.
• Providing a stable power supply for sensitive analog components.
• Use in battery-powered devices where input voltage may vary.
• Applications requiring compact and high-density PCB designs.

Conclusion of UC385TDKTTT-1G3

The UC385TDKTTT-1G3 is a reliable and efficient linear regulator, offering a fixed 1.5V output and a maximum current of 5A. Its low dropout voltage and comprehensive protection features make it a robust choice for various applications. Despite being marked as obsolete, its performance and compliance with industry standards ensure it remains a viable option for designers seeking a stable and efficient power supply solution.

UC385TDKTTT-1G3 Documents

Download datasheets and manufacturer documentation for UC385TDKTTT-1G3

Datasheets :

UC285-x_385-x      

PCN Obsolescence/ EOL :

Mult Devices EOL 14/Aug/2018      

HTML Datasheet :

UC285-x_385-x