LM4040AIM3-2.0/NOPB

The LM4040AIM3-2.0/NOPB is a precision voltage reference device manufactured by Texas Instruments. It is designed to provide a stable and accurate reference voltage, making it suitable for a variety of applications in electronic circuits, including analog-to-digital converters (ADCs), digital-to-analog converters (DACs), and other precision measurement systems.

Key Features:

1. Voltage Reference: The LM4040AIM3-2.0 provides a fixed output voltage of 2.0 volts, which is highly stable over temperature and time.

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.

3. Output Impedance: The output impedance is low, which helps maintain a stable output voltage under varying load conditions.

4. Operating Current: The device operates with a low quiescent current, making it energy-efficient for battery-powered applications.

5. Package Type: The LM4040AIM3-2.0/NOPB is available in a compact SOT-23 package, which is suitable for space-constrained designs.

6. Pin Configuration: The device typically features three pins: the anode, cathode, and ground. The pin configuration allows for easy integration into various circuit designs.

7. Noise Performance: The LM4040AIM3-2.0/NOPB exhibits low noise characteristics, which is crucial for precision applications where signal integrity is paramount.

8. Power Supply Rejection Ratio (PSRR): The device has a high PSRR, which means it can maintain its output voltage stability even with variations in the supply voltage.

9. Applications: Common applications include precision voltage references in instrumentation, data acquisition systems, and as a reference for operational amplifiers.

10. RoHS Compliant: The device is compliant with RoHS standards, ensuring it is free from hazardous substances, making it suitable for environmentally conscious designs.

Electrical Characteristics:

• Output Voltage: 2.0 V
• Initial Accuracy: ±0.5% (max)
• Temperature Range: Typically operates from -40°C to +125°C
• Supply Voltage: The device can operate with a supply voltage that is higher than the output voltage, typically up to 15V.

Conclusion:

The LM4040AIM3-2.0/NOPB from Texas Instruments is an excellent choice for designers seeking a reliable and precise voltage reference. Its combination of low noise, low temperature drift, and compact packaging makes it ideal for a wide range of electronic applications where accuracy and stability are critical.