Product Overview: ADR391AUJZ-REEL7

The ADR391AUJZ-REEL7 is a precision 2.048V voltage reference from Analog Devices Inc., renowned for its high accuracy and stability. Encased in a compact TSOT-23 package, this voltage reference is part of the ADR39x series, which is known for offering excellent temperature stability and low noise performance. It is an ideal choice for precision data conversion applications in both 3V and 5V systems.

Key Features

• Output Voltage: Precisely set at 2.048V, this reference voltage is optimal for various analog-to-digital and digital-to-analog converters, ensuring accurate and consistent performance.
• High Accuracy: With an initial accuracy of ±0.1%, the device offers precision that is critical for sensitive electronic applications.
• Low Temperature Coefficient: The ADR391 has a low temperature coefficient, typically 8ppm/°C, which ensures stable output voltage over a wide temperature range, making it reliable for use in varying environmental conditions.
• Low Noise: A low 10µV P-P noise level from 0.1Hz to 10Hz makes this voltage reference an excellent choice for precision applications such as medical equipment and instrumentation.
• Long-Term Stability: With a typical long-term stability of 50ppm/1000 hours at 25°C, users can trust in the consistent performance of their designs over time.
• Supply Range: The ADR391 operates from a 3.0V to 5.5V input, offering flexibility in different system power supplies.
• Low Dropout Voltage: The low dropout performance enables the device to maintain accurate output even with minimal difference between the supply and output voltages.
• Package Type: The device comes in a small TSOT-23 package, making it suitable for space-constrained applications.

Applications

The ADR391AUJZ-REEL7 is highly versatile and can be used in a variety of applications where precision voltage reference is critical. These include:

• Precision data acquisition systems
• Battery-powered instruments
• Industrial automation
• Portable medical devices
• High-resolution converters

With its superior performance and reliability, the ADR391AUJZ-REEL7 is a top choice for engineers and designers looking to enhance the accuracy and stability of their electronic systems. This product is available in tape and reel format, making it suitable for automated assembly processes.