ADR444BRZ

The ADR444BRZ is a precision voltage reference from Analog Devices Inc., which was previously part of Maxim Integrated. This component is designed to provide a stable and accurate reference voltage for various applications, including data acquisition systems, instrumentation, and precision analog circuits.

Key Features:

1. Voltage Reference: The ADR444BRZ provides a fixed output voltage of 4.096 V, which is ideal for applications requiring a stable reference point.

2. Precision: It boasts a low temperature coefficient, typically around 10 ppm/°C, ensuring that the output voltage remains stable across a wide temperature range. This precision is crucial for applications that demand high accuracy.

3. Low Noise: The device features low output noise, which is essential for sensitive analog applications. This characteristic helps maintain signal integrity in high-precision systems.

4. Wide Operating Range: The ADR444BRZ operates over a wide supply voltage range, making it versatile for various circuit designs. It can function effectively in both battery-powered and line-powered applications.

5. Low Output Impedance: The output impedance is low, which allows the reference voltage to drive loads without significant voltage drop, ensuring reliable performance in different load conditions.

6. Temperature Stability: The device is designed to maintain its output voltage stability over a wide temperature range, typically from -40°C to +125°C, making it suitable for industrial and automotive applications.

7. Package Type: The ADR444BRZ is available in a compact 8-lead SOIC (Small Outline Integrated Circuit) package, which is suitable for space-constrained designs.

8. Applications: Common applications include analog-to-digital converters (ADCs), digital-to-analog converters (DACs), precision measurement systems, and any circuit requiring a stable reference voltage.

Electrical Characteristics:

• Output Voltage: 4.096 V
• Initial Accuracy: Typically ±0.1%
• Temperature Coefficient: 10 ppm/°C
• Output Noise: Low noise performance, typically in the microvolt range
• Supply Voltage Range: Compatible with a variety of supply voltages

Conclusion:

The ADR444BRZ from Analog Devices Inc. is a highly reliable and precise voltage reference that is well-suited for a range of high-performance applications. Its combination of low noise, high accuracy, and excellent temperature stability makes it an ideal choice for engineers looking to enhance the performance of their analog systems.