The TPS72501DR is a highly reliable, low-dropout (LDO) voltage regulator designed and manufactured by Texas Instruments (TI), a leader in semiconductor solutions. This voltage regulator offers a fixed and adjustable output voltage option, which makes it versatile for a wide range of applications. With a dropout voltage of just 250mV at full load, the TPS72501DR provides efficient regulation, even when the supply voltage is close to the output voltage, making it ideal for battery-operated devices.

Key Features

• Adjustable Output: The device allows for an adjustable output voltage range from 1.22V to 5.5V via external resistors, which provides flexibility for various design requirements.
• Fixed Options: It also comes in fixed output voltage versions for common rails such as 1.8V, 2.5V, and 3.3V, simplifying design and reducing external component count.
• High Accuracy: The output voltage is highly accurate, with a tolerance of ±1%, ensuring reliable performance in precision applications.
• Low Dropout Voltage: The low dropout voltage allows for efficient operation, even with very small differences between input and output voltages.
• Current Limiting and Thermal Protection: The TPS72501DR is equipped with built-in current limiting and thermal shutdown features, enhancing the safety and durability of the application.
• Fast Transient Response: The device is designed to provide a fast transient response, which is critical for maintaining voltage stability in dynamic load conditions.
• Low Quiescent Current: The TPS72501DR maintains a low quiescent current, making it suitable for battery-powered applications where power conservation is crucial.

Applications

The TPS72501DR is an excellent choice for a variety of applications, including but not limited to:

• Portable and battery-powered devices
• Microcontroller power supplies
• Post-regulation for switching power supplies
• Analog and digital circuits requiring precise voltage regulation

Package and Availability

The TPS72501DR is offered in a small, surface-mount SOIC-8 package, which is ideal for space-constrained applications. This product is available for purchase through Texas Instruments' official distributors and is supported by comprehensive technical documentation and design resources.