Texas Instruments

TPS77525PWPR

TPS77525PWPR Description

The TPS77525PWPR is a linear regulator IC designed by Texas Instruments, featuring a fixed output voltage of 2.5V and capable of delivering up to 500mA of output current. This single regulator device is optimized for surface mount applications and comes in a 20-lead high-temperature small outline package (20HTSSOP). The TPS77525PWPR is designed to operate with an input voltage range up to 10V, making it suitable for a variety of power management applications. Despite being marked as obsolete, it remains a reliable choice for specific legacy systems and applications where its unique features are required.

TPS77525PWPR Features

• Output Type: Fixed at 2.5V, ensuring stable power supply for sensitive electronics.
• Input Voltage Range: Up to 10V, providing flexibility in power source selection.
• Output Current: Capable of delivering up to 500mA, suitable for moderate power requirements.
• Quiescent Current: Low quiescent current of 125 µA, which minimizes power consumption during standby.
• Power Supply Rejection Ratio (PSRR): 60dB at 100Hz, ensuring high performance in noisy environments.
• Control Features: Includes enable and reset functions, allowing for precise control over the regulator's operation.
• Protection Features: Over current, over temperature, and reverse polarity protection ensure robustness and reliability.
• Compliance: REACH unaffected and ROHS3 compliant, meeting environmental and safety standards.
• Packaging: Supplied in tape and reel (TR) format, ideal for automated assembly processes.

TPS77525PWPR Applications

The TPS77525PWPR is well-suited for applications requiring a stable 2.5V power supply with moderate current capabilities. Its low quiescent current and high PSRR make it ideal for battery-powered devices and systems where power efficiency and noise immunity are critical. Specific use cases include:

• Embedded Systems: Providing a stable power supply for microcontrollers and other low-power electronics.
• Communication Devices: Ensuring reliable power for RF modules and other communication components.
• Industrial Control: Supplying power to sensors and actuators in industrial automation systems.
• Medical Devices: Powering critical components in medical equipment where stability and reliability are paramount.

Conclusion of TPS77525PWPR

The TPS77525PWPR from Texas Instruments is a robust linear regulator designed for applications requiring a stable 2.5V output and up to 500mA of current. Its low quiescent current and high PSRR make it an excellent choice for power-sensitive and noisy environments. Despite being marked as obsolete, its unique features and compliance with industry standards ensure it remains a reliable option for specific legacy systems and applications. The inclusion of enable and reset functions, along with comprehensive protection features, further enhances its versatility and reliability. For applications needing a stable power supply in a compact surface mount package, the TPS77525PWPR is an ideal solution.