Texas Instruments

TPS72501DR

TPS72501DR Description

The TPS72501DR is a high-performance, adjustable linear regulator designed for a wide range of power management applications. Manufactured by Texas Instruments, this device offers a robust solution for managing power in electronic systems. The TPS72501DR features an adjustable output voltage ranging from 1.22V to 5.5V, making it highly versatile for various applications. It supports a maximum input voltage of 6V and can deliver up to 1A of output current, ensuring reliable power delivery even under demanding conditions.

This regulator is designed with a single positive output configuration, providing a straightforward and efficient power management solution. The TPS72501DR boasts a low dropout voltage of 0.28V at 1A, which enhances its efficiency and makes it suitable for low-voltage applications. Additionally, it features a low quiescent current of 225 µA and a maximum supply current of 325 µA, contributing to its energy efficiency.

The TPS72501DR includes several control features such as enable and reset, allowing for precise control over the regulator's operation. It also offers comprehensive protection features, including over-current protection, over-temperature protection, reverse polarity protection, and under-voltage lockout (UVLO), ensuring the safety and reliability of the device in various operating conditions.

TPS72501DR Features

• Adjustable Output Voltage: The TPS72501DR provides an adjustable output voltage range from 1.22V to 5.5V, offering flexibility for different power requirements.
• High Efficiency: With a low dropout voltage of 0.28V at 1A, the regulator maintains high efficiency even at low input-to-output voltage differentials.
• Low Quiescent Current: The device features a low quiescent current of 225 µA and a maximum supply current of 325 µA, making it suitable for battery-powered applications.
• Control and Protection Features: The TPS72501DR includes enable and reset control features, as well as over-current, over-temperature, reverse polarity, and under-voltage lockout protection, ensuring reliable operation.
• High Power Supply Rejection Ratio (PSRR): The regulator offers a PSRR of 60dB at 1kHz, which helps in maintaining a stable output voltage under varying input conditions.
• Surface Mount Packaging: The TPS72501DR is available in a surface mount package (Tape & Reel), making it suitable for automated assembly processes and compact designs.

TPS72501DR Applications

The TPS72501DR is ideal for a variety of applications that require efficient and reliable power management. Some specific use cases include:

• Consumer Electronics: Ideal for portable devices such as smartphones, tablets, and laptops, where low power consumption and high efficiency are critical.
• Industrial Equipment: Suitable for industrial control systems and instrumentation where precise voltage regulation and robust protection features are required.
• Telecommunications: Can be used in base stations and communication equipment where reliable power delivery and low noise are essential.
• Automotive Electronics: Applicable in automotive systems where the regulator's ability to handle transient conditions and provide stable power is crucial.

Conclusion of TPS72501DR

The TPS72501DR from Texas Instruments is a versatile and efficient linear regulator designed to meet the power management needs of modern electronic systems. Its adjustable output voltage, low dropout voltage, and comprehensive protection features make it a reliable choice for a wide range of applications. Despite being marked as obsolete, the TPS72501DR remains a valuable component for engineers seeking a high-performance power management solution. Its compliance with REACH and RoHS3 standards ensures that it meets the necessary environmental and safety regulations. For applications requiring efficient power delivery and robust protection, the TPS72501DR stands out as an excellent choice.