The REF1112AIDBZTG4 is a high-precision voltage reference from Texas Instruments, designed for applications requiring a stable and accurate voltage supply. This device is part of the REF11xx series, which is known for its low power consumption, making it an ideal choice for battery-powered and portable applications.

With an output voltage of 1.25V, the REF1112AIDBZTG4 offers a tight output tolerance of ±0.2% at 25°C, ensuring reliable performance and consistency in your circuit’s performance. This level of accuracy is maintained over the full operating temperature range, with a temperature coefficient as low as 35ppm/°C, which highlights its excellent temperature stability.

The device comes in a small SOT-23 package, which is suitable for space-constrained applications. It is also characterized for operation from –40°C to +125°C, providing a wide operating temperature range that makes it versatile for various industrial and commercial environments.

One of the key features of the REF1112AIDBZTG4 is its low dropout voltage, typically 17mV at 10mA load, which allows it to function effectively even when the supply voltage is close to the output voltage. This makes it particularly useful in scenarios where power efficiency is critical. Additionally, it has a low quiescent current of 45μA (typical), further enhancing its suitability for power-sensitive designs.

The REF1112AIDBZTG4 also provides excellent load regulation and low output noise, contributing to a stable reference voltage that can be trusted in precision applications such as analog-to-digital converters (ADCs), digital-to-analog converters (DACs), and portable instrumentation.

Overall, the REF1112AIDBZTG4 from Texas Instruments is a robust and reliable voltage reference that provides the precision and stability needed for high-performance electronics. Its combination of features makes it a strong candidate for designers looking to enhance the accuracy of their systems while maintaining power efficiency.