Texas Instruments

UCC381DPTR-5

UCC381DPTR-5 Description

The UCC381DPTR-5 is a high-performance linear regulator designed by Texas Instruments, a leading manufacturer in the electronics industry. This IC is part of the Power Management Integrated Circuit (PMIC) category and is specifically tailored for applications requiring a fixed 5V output voltage with a maximum input voltage of 9V. The regulator is capable of delivering a continuous output current of 1A, making it suitable for a wide range of electronic devices and systems.

The UCC381DPTR-5 features a dropout voltage of 0.6V at 1A, ensuring efficient power delivery even under high load conditions. Its quiescent current is a low 650 µA, contributing to minimal power consumption during operation. The device operates within a temperature range of 0°C to 70°C, making it suitable for both commercial and industrial environments. The regulator is housed in an 8SOIC package, which is available in a surface-mount Tape & Reel (TR) format, facilitating easy integration into modern PCB designs.

UCC381DPTR-5 Features

• Output Type: Fixed 5V output voltage, ensuring stable power supply for sensitive electronics.
• Input Voltage Range: Maximum input voltage of 9V, providing flexibility in power source selection.
• Output Current: Capable of delivering up to 1A, suitable for a variety of low to medium power applications.
• Efficiency: Low dropout voltage of 0.6V at 1A maximizes power efficiency and minimizes heat generation.
• Protection Features: Over-temperature, reverse polarity, short circuit, and under-voltage lockout (UVLO) protection ensure robust and reliable operation.
• Low Quiescent Current: 650 µA quiescent current reduces power consumption during idle periods.
• Operating Temperature: Wide operating temperature range of 0°C to 70°C, suitable for diverse environmental conditions.
• Compliance: REACH Unaffected and ROHS3 Compliant, ensuring environmental and regulatory standards are met.
• Packaging: Surface-mount 8SOIC package in Tape & Reel (TR) format, ideal for automated assembly processes.

UCC381DPTR-5 Applications

The UCC381DPTR-5 is ideal for a variety of applications where a stable and efficient power supply is critical. Its fixed 5V output and 1A current capability make it suitable for powering microcontrollers, sensors, and other low-power electronic devices. The regulator's low dropout voltage and comprehensive protection features ensure reliable operation in demanding environments.

Specific use cases include:

• Embedded Systems: Providing a stable power source for microcontrollers and embedded processors.
• Sensor Networks: Ensuring reliable power delivery for IoT and sensor applications.
• Consumer Electronics: Ideal for powering small devices such as portable gadgets and peripherals.
• Industrial Controls: Suitable for low-power control systems and automation equipment.
• Telecommunications: Powering low-power components in communication infrastructure.

Conclusion of UCC381DPTR-5

The UCC381DPTR-5 from Texas Instruments is a versatile and efficient linear regulator designed to meet the demands of modern electronic systems. Its fixed 5V output, low dropout voltage, and comprehensive protection features make it a reliable choice for a wide range of applications. The device's low quiescent current and wide operating temperature range further enhance its suitability for various environments. With its surface-mount packaging and compliance with industry standards, the UCC381DPTR-5 is an excellent choice for engineers and designers seeking a robust and efficient power management solution.