The REF191GS from Analog Devices Inc. is a precision voltage reference that provides a fixed voltage output designed for high accuracy and stability. As a member of Analog Devices' family of micropower, low dropout voltage references, the REF191GS is particularly well-suited for battery-powered applications and high-end instrumentation.

Key Features

• Output Voltage: The REF191GS offers a precise 2.5V output, which is ideal for various analog circuits that require a stable reference voltage.
• Low Power Consumption: With its micropower operation, it is optimized for systems where power efficiency is critical, consuming a low quiescent current.
• High Accuracy: It boasts an initial accuracy of ±0.15% (max) and remains highly accurate over time, temperature, and load variations.
• Low Temperature Coefficient: The device features a low temperature coefficient, which results in minimal deviation in output voltage with temperature changes, ensuring reliable performance across a wide temperature range.
• Low Dropout Voltage: The REF191GS operates with a very low dropout voltage, making it suitable for applications with a tight supply voltage range.
• Wide Operating Range: It has an operating range from -40°C to +85°C, allowing for versatility in various environments and applications.

Applications

The REF191GS is versatile and can be used in a wide array of applications, including:

• Data Acquisition Systems
• Portable Instrumentation
• Medical Devices
• Industrial Control Systems
• Precision Audio Applications

Package and Quality

The REF191GS is offered in a robust 8-lead SOIC (Small Outline Integrated Circuit) package, ensuring easy integration into various circuit designs. Analog Devices Inc. is known for its commitment to quality, and this product is no exception, meeting high industry standards for performance and reliability.

For designers and engineers looking for a reliable voltage reference with excellent performance characteristics, the REF191GS from Analog Devices Inc. is an excellent choice, bringing together precision, power efficiency, and versatility.