Texas Instruments

LM4040C25QDBZR  

Voltage References

The LM4040C25QDBZR is a precision shunt voltage reference manufactured by Texas Instruments. It is designed to provide a stable and accurate voltage reference in a wide range of operating conditions. Here is a description of the model, its features, and potential applications:

Description:

The LM4040C25QDBZR is a low-power, precision shunt voltage reference with a nominal output voltage of 2.5V. It is available in a compact SOT-23 package, making it suitable for space-constrained applications.

Features:

1. Precision Voltage Output: The device offers a precise and stable 2.5V reference voltage, ideal for applications requiring accurate voltage regulation.

2. Low Temperature Coefficient: The LM4040C25QDBZR has a low temperature coefficient, ensuring minimal drift over a wide temperature range (-40°C to +125°C).

3. Low Power Consumption: The device consumes only 85µA of supply current, making it suitable for battery-powered applications.

4. High Input Voltage Range: It can operate with an input voltage range of 4V to 36V, providing flexibility in power supply selection.

5. SOT-23 Package: The small form factor of the SOT-23 package allows for easy integration into compact electronic designs.

6. Short Circuit Protection: The device features built-in short circuit protection to prevent damage in case of output short circuits.

7. Low Output Noise: The LM4040C25QDBZR has low output noise, making it suitable for applications requiring low noise performance.

8. Long-term Stability: The device exhibits excellent long-term stability, maintaining its output voltage over time.

Applications:

1. Data Acquisition Systems: The LM4040C25QDBZR can be used in data acquisition systems to provide a stable reference voltage for accurate signal conversion.

2. Battery Monitors: In battery-powered devices, the voltage reference can be used to monitor and maintain accurate battery voltage readings.

3. Sensors: The stable voltage reference is essential for accurate sensor readings in various applications, such as temperature, pressure, or humidity sensors.

4. Power Supplies: The device can be used in power supply designs to provide a stable reference voltage for voltage regulation.

5. Medical Instruments: In medical equipment, precision and stability are critical, making the LM4040C25QDBZR suitable for use in various medical instruments.

6. Industrial Control Systems: The device can be used in industrial control systems to provide a stable reference voltage for reliable and accurate control.

7. Communication Equipment: The LM4040C25QDBZR can be used in communication equipment to maintain stable reference voltages for signal processing and transmission.

8. Automotive Applications: The device's wide temperature range and stability make it suitable for use in automotive electronic systems, such as engine control modules and battery monitoring systems.

LM4040C25QDBZR Documents

Download datasheets and manufacturer documentation for LM4040C25QDBZR

PCN Assembly/Origin :

Qual of NFME 17/Feb/2017      

Datasheets :

LM4040A,B,C,D Datasheet      

PCN Design/Specification :

LM404xx 07/Mar/2023