Product Overview: ADR439BRZ-REEL7 from Analog Devices Inc.

The ADR439BRZ-REEL7 is a high-precision, low-noise voltage reference from Analog Devices Inc., a renowned leader in high-performance analog, mixed-signal, and digital signal processing integrated circuits. This product comes in a convenient reel packaging, making it ideal for automated manufacturing processes. It is part of the ADR43x series, which is known for its stability and accuracy in critical applications.

Key Features

• Output Voltage: The ADR439BRZ-REEL7 provides a fixed output voltage of 4.096V, which is a common reference voltage used in analog-to-digital converters (ADCs) and digital-to-analog converters (DACs).
• Precision: It offers high accuracy with an initial output voltage error of just ±0.1%.
• Low Noise: This voltage reference features an exceptionally low noise performance of 7 µVp-p (0.1 Hz to 10 Hz), making it suitable for high-resolution data converters and precision applications.
• Temperature Coefficient: The device has a low temperature coefficient of 3 ppm/°C (typical), ensuring consistent performance over a wide temperature range.
• Long-Term Stability: It demonstrates excellent long-term stability of 50 ppm/√kHr (typical), which is critical for maintaining accuracy over time.
• Package: The ADR439 is offered in an 8-lead SOIC (Small Outline Integrated Circuit) package, which is suitable for space-constrained applications.
• Supply Range: It operates from a supply voltage range of 5 V to 18 V, providing flexibility in various system designs.
• Wide Operating Temperature Range: This voltage reference can operate over an industrial temperature range of -40°C to +125°C.

Applications

The ADR439BRZ-REEL7 is designed for use in high-performance applications where precision and stability are paramount. It is commonly used in:

• Precision data acquisition systems
• High-resolution ADCs and DACs
• Industrial instrumentation
• Medical and healthcare equipment
• Automotive systems
• Battery-powered devices

The combination of low noise, high accuracy, and long-term stability makes the ADR439BRZ-REEL7 an excellent choice for engineers and designers who require a reliable voltage reference for their critical applications. Analog Devices Inc. ensures that this product meets the highest standards of quality and performance, making it a trusted component in the electronics industry.