The REF191GPZ from Analog Devices Inc. is a high precision, low power, micropower voltage reference. This component is part of Analog Devices' family of industry-leading voltage references that offer both high accuracy and high stability across a wide range of operating conditions. The REF191GPZ is designed to be versatile, with applications ranging from precision measurement devices to battery-operated equipment.

Key Features

• Output Voltage: The REF191GPZ provides a stable 2.5V output voltage, which is essential for ensuring consistent performance in sensitive electronic circuits.
• Low Power Consumption: With a quiescent current of only 45μA (max), this voltage reference is ideal for portable and battery-powered applications where power efficiency is critical.
• High Accuracy: It offers an initial accuracy of ±0.15% (max), which makes it suitable for precision applications where the exact voltage is paramount.
• Temperature Coefficient: The REF191GPZ boasts a low temperature coefficient of 10ppm/°C (max), ensuring reliable performance over a wide temperature range.
• Wide Operating Range: This device can operate over a broad supply voltage range from 2.7V to 12V, providing flexibility in various circuit designs.
• Package: Housed in an 8-lead PDIP package, the REF191GPZ is easy to integrate into a wide variety of electronic systems.

Applications

The REF191GPZ is designed to serve in a multitude of applications that require high precision voltage references. These include:

• Data acquisition systems
• Battery-powered instruments
• Portable medical devices
• Industrial control systems
• Precision analog-to-digital converters (ADCs)
• Digital-to-analog converters (DACs)

Conclusion

In summary, the REF191GPZ from Analog Devices Inc. is a versatile, high-performance voltage reference that offers a blend of accuracy, stability, and power efficiency. Its compact size, combined with a robust feature set, makes it an excellent choice for engineers and designers looking for a reliable reference voltage source for their high-precision applications.