LM4040BIM7-2.5/NOPB

The LM4040BIM7-2.5/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, digital-to-analog converters, and other precision measurement systems.

Key Features:

1. Voltage Reference: The LM4040BIM7-2.5 provides a fixed output voltage of 2.5V, which is highly stable and accurate. This makes it ideal for applications requiring a reliable reference point.

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 is crucial for applications where temperature variations can affect performance.

3. Output Impedance: The LM4040 features low output impedance, which helps maintain the reference voltage under varying load conditions, enhancing its performance in dynamic environments.

4. Power Supply Rejection Ratio (PSRR): The device has a high PSRR, which means it can effectively reject variations in the supply voltage, further ensuring the stability of the output voltage.

5. Package Type: The LM4040BIM7-2.5/NOPB is available in a compact 3-pin SOT-23 package, making it suitable for space-constrained applications. The small footprint allows for easy integration into various circuit designs.

6. Operating Current: The device operates with a low quiescent current, which is beneficial for battery-powered applications where power efficiency is critical.

7. Noise Performance: The LM4040 is designed to have low noise characteristics, which is essential for precision applications where signal integrity is paramount.

8. Lead-Free: The "NOPB" designation indicates that the device is lead-free, complying with environmental regulations such as RoHS (Restriction of Hazardous Substances).

Applications:

• Data Acquisition Systems: Used as a reference voltage for ADCs and DACs to ensure accurate conversions.
• Instrumentation: Provides a stable reference for measurement devices, enhancing accuracy and reliability.
• Voltage Regulation: Can be used in circuits requiring a stable reference for voltage regulation.
• Consumer Electronics: Integrated into various consumer devices where precision voltage references are needed.

Electrical Characteristics:

• Output Voltage: 2.5V
• Temperature Range: Typically -40°C to +125°C
• Supply Voltage: The device can operate with a wide range of supply voltages, making it versatile for different applications.

In summary, the LM4040BIM7-2.5/NOPB from Texas Instruments is a highly reliable and precise voltage reference solution, ideal for a wide range of electronic 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.