Maxim Integrated LM4040AEM3-2.1+T Precision Voltage Reference

The LM4040AEM3-2.1+T is a high-precision shunt voltage reference from Maxim Integrated, offering a fixed reverse breakdown voltage of 2.1V with an impressive accuracy level. This component is specifically designed to provide a stable reference voltage for various applications ranging from power supplies to data converters and battery-operated devices. Its small form factor and robust performance make it an ideal choice for precision voltage calibration in compact electronic systems.

With a typical temperature coefficient of only 100 ppm/°C and an initial accuracy of ±0.1%, the LM4040AEM3-2.1+T maintains a stable voltage output over a wide range of operating conditions. This precision is maintained over the full industrial temperature range of -40°C to +85°C, ensuring reliable performance in even the most demanding environments.

The device is available in a convenient SOT-23 package, which is well-suited for automated assembly processes, and its small size allows for high-density mounting on PCBs. The LM4040AEM3-2.1+T is also characterized for operation from a low current of 60 µA, making it extremely power-efficient for portable applications.

One of the key features of this voltage reference is its low output noise, which makes it particularly useful in high-precision analog circuits. Additionally, it offers excellent transient response, ensuring that the output voltage remains stable in the face of sudden changes in load or supply voltage.

The LM4040AEM3-2.1+T is part of Maxim Integrated's LM4040 series of voltage references, which are known for their high reliability and consistent performance. It is supplied in a "tape and reel" format, indicated by the "+T" suffix, facilitating its integration into automated production lines and making it suitable for high-volume manufacturing.

In summary, the LM4040AEM3-2.1+T from Maxim Integrated is a top-tier choice for designers who require a precise, stable, and reliable voltage reference in a compact, power-efficient package. Whether used in industrial control systems, precision instruments, or consumer electronics, this component delivers the performance needed to ensure accurate and consistent operation.