The ADR421BRZ is a high precision, low noise, and stable voltage reference component from Analog Devices Inc., designed to ensure consistent and reliable performance for advanced precision electronics. This product is a part of the ADR42x series, which is renowned for its excellent temperature stability and output voltage accuracy.

Key Features

• Output Voltage: The ADR421BRZ provides a 2.048V output, which is a common reference voltage for many analog-to-digital converters (ADCs) and digital-to-analog converters (DACs).
• High Accuracy: This voltage reference features an initial accuracy of ±0.1% which ensures precise output for the most demanding applications.
• Low Temperature Coefficient: With a temperature coefficient of 3 ppm/°C (typical), users can expect minimal deviation in output voltage across a wide temperature range, making it ideal for high-performance industrial applications.
• Low Noise: The ADR421BRZ boasts a low noise performance of 1.75 µV p-p (0.1 Hz to 10 Hz), which is critical for sensitive electronics and precision instrumentation.
• Long-Term Stability: It exhibits an excellent long-term stability of 50 ppm/√kHr, reducing the need for frequent recalibration.
• Wide Supply Range: The device operates with a supply range of 4.5 V to 18 V, offering flexibility in various power supply configurations.
• Package: The ADR421BRZ comes in an 8-lead SOIC package, which is suitable for space-constrained applications while allowing for easy integration into various electronic systems.

Applications

The ADR421BRZ is commonly used in precision data acquisition systems, high-resolution conversion, industrial control systems, and portable battery-powered devices. Its robust design and reliable performance make it a preferred choice for engineers and designers looking for a stable voltage reference source.

Ordering Information

To order the ADR421BRZ or to request samples, visit the Analog Devices Inc. website or contact an authorized distributor. Ensure that you are selecting the correct part number to meet your voltage reference needs.