LMV431CM5/NOPB

The LMV431CM5/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 36V, making it versatile for various applications.

2. High Accuracy: It offers a typical reference voltage accuracy of ±1%, 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, which is beneficial for battery-powered applications.

7. Fast Response Time: The LMV431 has a fast response time to load changes, making it suitable for dynamic applications.

8. Compact Package: The device is available in a compact 5-pin SOT-23 package, which is ideal for space-constrained designs.

Applications:

• Power Supply Regulation: Used in power supply circuits to provide a stable reference voltage.
• Battery Management Systems: Ideal for monitoring and regulating battery voltages.
• Signal Conditioning: Employed in signal processing applications where precision voltage references are required.
• Consumer Electronics: Utilized in various consumer electronic devices for voltage regulation.

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 automotive and industrial applications.

Pin Configuration:

The LMV431CM5/NOPB typically features five pins, which include:

• Ref: Reference voltage output.
• Anode: Connects to the positive supply voltage.
• Cathode: Connects to the load or ground.
• Adjust: Used to set the output voltage.
• GND: Ground connection.

Conclusion:

The LMV431CM5/NOPB from Texas Instruments is a highly versatile and reliable voltage reference and shunt regulator, suitable for a wide range of applications requiring precision voltage regulation. Its combination of low noise, high accuracy, and compact packaging makes it an excellent choice for modern electronic designs.