REF195FSZ-REEL

The REF195FSZ-REEL is a precision voltage reference device manufactured by Analog Devices Inc., previously known as Maxim Integrated. This component is designed to provide a stable and accurate reference voltage, making it ideal for a variety of applications in analog and digital circuits, including data acquisition systems, instrumentation, and precision measurement devices.

Key Features:

1. Output Voltage: The REF195FSZ-REEL typically provides a fixed output voltage of 1.225V, which is highly stable and accurate. This voltage reference is designed to maintain its output across a wide range of temperatures and supply voltages.

2. Temperature Coefficient: The device boasts a low temperature coefficient, typically around 10 ppm/°C, ensuring minimal drift in output voltage with changes in temperature. This characteristic is crucial for applications requiring high precision over varying environmental conditions.

3. Low Noise: The REF195FSZ-REEL features low output noise, which is essential for high-resolution applications. The low noise performance helps in maintaining signal integrity in sensitive electronic circuits.

4. Power Supply Rejection Ratio (PSRR): The device exhibits excellent PSRR, allowing it to maintain a stable output voltage even in the presence of fluctuations in the input supply voltage. This feature enhances the reliability of the reference voltage in noisy environments.

5. Output Impedance: The output impedance of the REF195FSZ-REEL is low, which helps in driving loads effectively without significant voltage drop, ensuring that the output voltage remains stable under varying load conditions.

6. Package Type: The REF195FSZ-REEL is available in a compact SOIC-8 package, which is suitable for surface mount applications. This small form factor allows for easy integration into space-constrained designs.

7. Operating Temperature Range: The device is designed to operate over a wide temperature range, typically from -40°C to +125°C, making it suitable for both industrial and automotive applications.

8. Applications: Common applications for the REF195FSZ-REEL include precision analog-to-digital converters (ADCs), digital-to-analog converters (DACs), sensor signal conditioning, and any circuit requiring a stable reference voltage.

Electrical Characteristics:

• Input Voltage Range: The device can operate with a wide input voltage range, typically from 2.5V to 15V.
• Output Current: It can source or sink a moderate amount of current, typically up to 10 mA, making it versatile for various load requirements.
• Start-Up Time: The REF195FSZ-REEL has a fast start-up time, allowing it to quickly stabilize after power is applied.

Conclusion:

The REF195FSZ-REEL from Analog Devices Inc./Maxim Integrated is a highly reliable and precise voltage reference solution, ideal for applications demanding accuracy and stability. Its low noise, excellent temperature stability, and compact packaging make it a preferred choice for engineers designing high-performance electronic systems.