Texas Instruments

UCC281DPTR-ADJ

UCC281DPTR-ADJ Description

The UCC281DPTR-ADJ is a linear voltage regulator designed by Texas Instruments, known for its reliability and performance in various electronic applications. This regulator features an adjustable output voltage range from 1.22V to 8.85V, making it highly versatile for different power supply needs. It can handle a maximum input voltage of 9V and provides a stable output current of up to 1A. The regulator is designed with a dropout voltage of only 0.2V at 200mA, ensuring efficient operation even at low input-to-output voltage differentials.

The UCC281DPTR-ADJ is housed in an 8SOIC package, which is suitable for surface-mount applications, providing a compact and robust solution for space-constrained designs. It also features a quiescent current of 650 µA, which is relatively low, contributing to its efficiency in low-power applications. The regulator is REACH unaffected and RoHS3 compliant, ensuring it meets stringent environmental and safety standards.

UCC281DPTR-ADJ Features

The UCC281DPTR-ADJ boasts several key features that set it apart from other linear voltage regulators:

• Adjustable Output Voltage: With an output voltage range of 1.22V to 8.85V, this regulator can be fine-tuned to meet specific application requirements.
• Low Dropout Voltage: At a maximum of 0.2V @ 200mA, the low dropout voltage ensures efficient operation and minimal power loss.
• Protection Features: The regulator includes comprehensive protection features such as over current, over temperature, reverse polarity, short circuit, and under voltage lockout (UVLO), ensuring robustness and reliability in various operating conditions.
• Low Quiescent Current: The 650 µA quiescent current makes this regulator suitable for applications where power consumption needs to be minimized.
• Surface-Mount Package: The 8SOIC package is ideal for surface-mount technology (SMT), offering a compact and durable solution for modern electronics.
• Compliance: The regulator is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards.

UCC281DPTR-ADJ Applications

The UCC281DPTR-ADJ is well-suited for a variety of applications due to its adjustable output voltage, low dropout voltage, and comprehensive protection features. Some specific use cases include:

• Power Supplies: Ideal for adjustable power supplies where precise voltage control is required.
• Consumer Electronics: Suitable for devices that need a reliable and efficient power source, such as portable electronics and home appliances.
• Industrial Equipment: Can be used in industrial applications where robustness and protection features are crucial.
• Telecommunications: Provides a stable power source for various telecom equipment, ensuring reliable operation.
• Automotive Systems: Suitable for automotive applications where low dropout voltage and high reliability are essential.

Conclusion of UCC281DPTR-ADJ

The UCC281DPTR-ADJ from Texas Instruments is a versatile and reliable linear voltage regulator that offers adjustable output voltage, low dropout voltage, and comprehensive protection features. Its compact 8SOIC package and surface-mount compatibility make it an excellent choice for modern electronics. While the product is marked as obsolete, its technical specifications and performance benefits continue to make it a valuable component for various applications. For engineers and designers seeking a reliable and efficient power solution, the UCC281DPTR-ADJ remains a strong contender.