LMV431AIM5/NOPB

The LMV431AIM5/NOPB is a precision voltage reference and adjustable shunt regulator manufactured by Texas Instruments. It is designed for applications requiring a stable reference voltage with low noise and high accuracy. Here’s a detailed description of its features and specifications:

Key Features:

1. Adjustable Output Voltage: The LMV431 allows for an adjustable output voltage range from 1.24V to 5.0V, making it versatile for various applications.

2. High Accuracy: It offers a typical output voltage accuracy of ±1% at 25°C, ensuring reliable performance in precision applications.

3. Low Output Noise: The device is designed to minimize output noise, which is crucial for sensitive analog circuits.

4. Temperature Stability: The LMV431 has a low temperature coefficient, ensuring that the output voltage remains stable across a wide temperature range.

5. Wide Supply Voltage Range: It operates over a supply voltage range of 2.5V to 36V, providing flexibility in design.

6. Low Quiescent Current: The device features low quiescent current consumption, making it suitable for battery-powered applications.

7. Fast Response Time: The LMV431 has a fast response time to changes in load conditions, which is important for maintaining stability in dynamic environments.

8. Compact Package: The device is available in a small SOT-23 package (M5), which is ideal for space-constrained applications.

Applications:

• Power Management: Used in power supply circuits to provide a stable reference voltage.
• Battery Management Systems: Ideal for monitoring battery voltage levels and ensuring accurate readings.
• Instrumentation: Suitable for precision measurement applications where accurate voltage references are critical.
• Consumer Electronics: Commonly found in devices requiring stable voltage references for various functions.

Electrical Characteristics:

• Reference Voltage (Vref): 1.24V (typical)
• Output Impedance: Low output impedance for better load regulation.
• Operating Temperature Range: Typically from -40°C to +125°C, making it suitable for industrial applications.

Pin Configuration:

The LMV431 typically features three pins:

• Ref: Reference voltage output.
• Anode: Connects to the load.
• Cathode: Connects to the ground or negative side of the power supply.

Conclusion:

The LMV431AIM5/NOPB from Texas Instruments is a highly reliable and versatile voltage reference and shunt regulator, making it an excellent choice for a wide range of electronic applications. Its combination of precision, low noise, and compact size makes it particularly appealing for modern electronic designs.