The ADR423ARZ is a precision voltage reference component manufactured by Analog Devices Inc., renowned for its high accuracy and stability. This device is part of Analog Devices' ADR42x series, which is well-suited for high-end applications that require a stable and precise reference voltage over a wide temperature range and operational conditions.

Key Features

• Output Voltage: The ADR423ARZ offers a precise 2.048 V output, which is ideal for applications requiring a standardized reference voltage.
• Temperature Coefficient: With a low temperature coefficient of 3 ppm/°C (max), this device ensures minimal deviation in output voltage across varying temperatures, making it reliable for critical applications.
• Long-Term Stability: Exhibiting excellent long-term stability of 50 ppm/1000 hours at 25°C, the ADR423ARZ maintains its accuracy over time, which is crucial for systems that require consistent performance without frequent recalibration.
• Wide Operating Range: The device operates efficiently over a supply range of 4.5 V to 18 V, providing flexibility in various power supply environments.
• Low Noise: With a low noise specification of 7 µV p-p (0.1 Hz to 10 Hz), the ADR423ARZ is particularly suitable for sensitive applications, such as medical equipment and precision instrumentation, where noise can be detrimental to performance.
• Package: The ADR423ARZ is available in an 8-lead SOIC (Small Outline Integrated Circuit) package, which is compact and suitable for space-constrained applications.

Applications

The ADR423ARZ is versatile and can be used in a wide array of applications, including:

• Data Conversion: High precision analog-to-digital (ADC) and digital-to-analog (DAC) converters rely on accurate reference voltages to maintain their performance.
• Industrial Automation: Sensors and transducers in automated systems require stable reference voltages for accurate measurements and control.
• Medical Devices: High precision and low noise are critical for medical imaging and diagnostic equipment, where the ADR423ARZ can play an essential role.
• Automotive Electronics: The robustness and stability of the ADR423ARZ make it suitable for automotive applications, where conditions can be harsh and demanding.

In conclusion, the ADR423ARZ from Analog Devices Inc. is a high-performance voltage reference that offers designers a reliable and stable voltage source for demanding applications across various industries.