STMicroelectronics LM4040CELT-3.0 Precision Voltage Reference

The LM4040CELT-3.0 from STMicroelectronics is a high-quality, precision voltage reference designed for use in various applications where a stable and accurate reference voltage is essential. This fixed shunt voltage reference provides a precise 3.0V output with an impressive stability over temperature and time, making it an ideal component for power supplies, battery-operated equipment, and data acquisition systems.

The device is characterized by its low dynamic impedance and excellent temperature stability, which is achieved through the use of a bandgap circuit design. The LM4040CELT-3.0 offers a tight output voltage tolerance, ensuring reliable performance and consistent output under varying operating conditions. This makes it suitable for critical applications where voltage precision is paramount.

With an operating current range of 45µA to 10mA, the LM4040CELT-3.0 is versatile and can be used in both low-power and standard applications. Its low power consumption is particularly beneficial for portable and battery-powered devices, where power efficiency is crucial. Additionally, the device features a wide operating temperature range from -40°C to +85°C, which allows it to perform reliably in a broad spectrum of environmental conditions.

The LM4040CELT-3.0 comes in a small SOT-23 package, making it suitable for space-constrained applications. Its compact size does not compromise its performance, as it still delivers the high precision and stability expected from STMicroelectronics voltage references.

In summary, the LM4040CELT-3.0 is a robust, precise, and reliable voltage reference that offers excellent performance for a wide array of applications. Its precision, combined with low power consumption and a small footprint, makes it an excellent choice for designers looking to ensure the accuracy and stability of their electronic systems.

For detailed specifications, application circuits, and additional information, designers and engineers are encouraged to consult the datasheet and technical resources provided by STMicroelectronics.