The ADR391AUJZ-R2 is a precision 2.048 V voltage reference from Analog Devices Inc., renowned for its high accuracy and stability. This device is part of a family of micropower, low dropout voltage references that operate at a low 5 µA (max) supply current. It is an ideal choice for precision data conversion systems and battery-powered applications, where power efficiency is critical.

Key Features

• Output Voltage: Precise 2.048 V output, which is often used as a reference for 12-bit or 16-bit converters, providing an excellent basis for analog-to-digital conversion.
• Low Dropout Voltage: The ADR391AUJZ-R2 can operate with a very low dropout voltage, making it suitable for applications with minimal input-to-output differential voltage requirements.
• High Accuracy: Offers an initial accuracy of ±0.1% and temperature coefficient of 8 ppm/°C (max), ensuring reliable performance across a wide temperature range.
• Low Power Consumption: With a maximum supply current of 5 µA, this device is optimized for battery-powered and portable applications, helping to extend battery life.
• Wide Operating Temperature Range: The device is specified for the extended industrial temperature range (-40°C to +125°C), which allows for operation in a variety of harsh environments.
• Package: Available in a compact SOT-23 package, the ADR391AUJZ-R2 is designed for space-constrained applications.

Applications

The ADR391AUJZ-R2 is well-suited for a wide range of applications, including precision data acquisition systems, high-resolution converters, battery management, and portable medical devices. Its low power consumption and high accuracy make it particularly beneficial for energy-sensitive and high-performance systems.

Ordering Information

The ADR391AUJZ-R2 is available for ordering from Analog Devices Inc. and its authorized distributors. For detailed product specifications, application support, and ordering information, please visit the Analog Devices official website or contact their sales and support team.