The REG101NA-3.3 is a high-performance, low-dropout voltage regulator from Texas Instruments, designed to deliver a fixed output of 3.3 volts. This compact and efficient regulator is suitable for a variety of applications, including portable devices, microcontrollers, and other digital electronics that require a stable power supply.

Key Features

• Fixed Output Voltage: The REG101NA-3.3 provides a steady 3.3V output, which is crucial for sensitive electronic components that require consistent power for optimal performance.
• Low Dropout Voltage: With a low dropout voltage, this regulator can maintain its output voltage even when the input voltage is very close to the output voltage, enhancing the efficiency of the system and allowing for longer battery life in portable applications.
• High Accuracy: The output voltage is accurate within ±1%, ensuring reliable operation of the connected device.
• Low Quiescent Current: The device features a low quiescent current, making it suitable for battery-powered applications where power conservation is critical.
• Thermal and Overcurrent Protection: The REG101NA-3.3 includes built-in thermal shutdown and overcurrent protection features to safeguard the device and the system from potential damage due to excessive heat or current.

Applications

This voltage regulator is ideal for a wide range of applications, including but not limited to:

• Battery-powered equipment
• Handheld devices
• Portable media players
• Microcontroller power supplies
• Peripheral power supplies

Package and Availability

The REG101NA-3.3 is available in a small 5-pin SOT-23 package, which is suitable for space-constrained applications. Texas Instruments provides this regulator in various packaging options, including large quantity reels for industrial-scale production and smaller quantities for prototyping or small-scale projects.

Support and Resources

For technical support, detailed product specifications, and application notes, customers can visit the Texas Instruments website. Additionally, evaluation modules and design tools are available to assist in the rapid development of systems using the REG101NA-3.3 voltage regulator.