REF200AU/2K5

The REF200AU/2K5 is a precision voltage reference integrated circuit (IC) manufactured by Texas Instruments. This device 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 REF200AU/2K5 outputs a precise reference voltage of 2.5 volts. This voltage is highly stable and is ideal for use in systems requiring accurate voltage levels.

2. Temperature Coefficient: The device boasts a low temperature coefficient, typically around 10 ppm/°C, ensuring that the output voltage remains stable across a wide temperature range. This characteristic is crucial for applications where temperature variations can affect performance.

3. Low Noise: The REF200AU/2K5 is designed to minimize output noise, making it suitable for sensitive applications where signal integrity is paramount.

4. Power Supply Rejection Ratio (PSRR): The IC features a high PSRR, which means it can maintain its output voltage stability even in the presence of fluctuations in the power supply voltage.

5. Output Impedance: The output impedance of the REF200AU/2K5 is low, allowing it to drive loads effectively without significant voltage drop.

6. Package Type: The REF200AU/2K5 is typically available in an 8-pin SOIC (Small Outline Integrated Circuit) package, which is compact and suitable for space-constrained applications.

7. Operating Conditions: The device operates over a wide supply voltage range, typically from 4.5V to 36V, making it versatile for various circuit designs.

8. Applications: Common applications include analog-to-digital converters (ADCs), digital-to-analog converters (DACs), and other precision measurement systems where a stable reference voltage is critical.

Performance Characteristics:

• Initial Accuracy: The REF200AU/2K5 offers high initial accuracy, typically around ±0.5% at room temperature, ensuring that the output voltage is close to the specified 2.5V.
• Long-Term Stability: The device is designed for long-term stability, making it suitable for applications that require consistent performance over time.

Conclusion:

The REF200AU/2K5 from Texas Instruments is a highly reliable and precise voltage reference IC that is well-suited for a variety of electronic applications. Its combination of low noise, high stability, and excellent temperature performance makes it a preferred choice for engineers looking to enhance the accuracy and reliability of their designs.