LM4040DEM3-5.0/NOPB

The LM4040DEM3-5.0/NOPB is a precision voltage reference device manufactured by Texas Instruments. It is designed to provide a stable reference voltage of 5.0 volts, making it suitable for a variety of applications, including analog-to-digital converters, digital-to-analog converters, and other precision measurement systems.

Key Features:

1. Voltage Reference: The LM4040 provides a fixed output voltage of 5.0V with a high degree of accuracy and stability over temperature and time.

2. Temperature Coefficient: The device has a low temperature coefficient, typically around 10 ppm/°C, ensuring minimal drift in output voltage with changes in temperature.

3. Output Impedance: The LM4040 exhibits low output impedance, which helps maintain a stable output voltage even 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 LM4040DEM3-5.0/NOPB is available in a compact SOT-23 package, which is suitable for space-constrained designs.

6. Pin Configuration: The SOT-23 package typically features three pins, with the output pin providing the reference voltage, a ground pin, and a supply pin.

7. Power Supply Rejection Ratio (PSRR): The device has a high PSRR, which means it can effectively reject variations in the supply voltage, contributing to its stability.

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

9. RoHS Compliant: The LM4040DEM3-5.0/NOPB is compliant with RoHS standards, ensuring it is free from hazardous substances.

Electrical Characteristics:

• Output Voltage: 5.0V nominal
• Initial Accuracy: Typically ±0.5%
• Temperature Range: The device operates over a wide temperature range, typically from -40°C to +125°C.
• Supply Voltage: The LM4040 can operate with a supply voltage that is higher than the output voltage, typically up to 15V.

Conclusion:

The LM4040DEM3-5.0/NOPB from Texas Instruments is a reliable and precise voltage reference solution ideal for applications requiring stable and accurate voltage references. Its compact size, low power consumption, and excellent performance characteristics make it a popular choice among engineers and designers in the electronics industry.