Maxim Integrated MAX985ESA+T Low-Power, Single/Dual/Quad, Single-Supply Op-Amps

The MAX985ESA+T from Maxim Integrated is a versatile and efficient operational amplifier that is designed to meet the needs of a wide array of applications. This particular device is a member of a family of op-amps that are optimized for single-supply operations and offer low power consumption without sacrificing performance.

This operational amplifier comes in a compact 8-pin SOIC package, making it suitable for space-constrained applications. The MAX985ESA+T operates from a single supply voltage ranging from 2.7V to 5.5V, which makes it ideal for battery-powered devices and portable electronics. Despite its low voltage requirements, it is capable of delivering a high output current, and it features rail-to-rail outputs which enhance the dynamic range in applications with limited power supplies.

One of the key features of the MAX985ESA+T is its low power consumption, with a quiescent current of just 750µA per amplifier at +5V. This is particularly beneficial for extending battery life in portable devices. Additionally, the device offers a high unity-gain bandwidth of 1.4MHz and a fast slew rate of 1.2V/µs, making it suitable for a range of applications, from filters and amplifiers to ADC buffer circuits.

The MAX985ESA+T also boasts excellent AC characteristics, with a total harmonic distortion plus noise (THD+N) of 0.02% and a low input bias current of 1pA, which ensures precision and accuracy in high-impedance sensor interfaces and other sensitive applications. Its input common-mode voltage range includes ground, which allows for direct sensing near ground.

With its superior low-voltage performance, low power consumption, and compact size, the MAX985ESA+T is a perfect choice for designers looking for an op-amp that can deliver reliable performance in a variety of settings, including control systems, consumer electronics, and medical devices.

Overall, the Maxim Integrated MAX985ESA+T operational amplifier is a high-performance solution that offers a balance of power efficiency and versatility, making it a valuable component for any design engineer's toolkit.