Maxim Integrated MAX4481AXT-T Low-Power, Low-Noise Op-Amp

The MAX4481AXT-T is a high-performance operational amplifier (op-amp) designed by Maxim Integrated, tailored for applications requiring low power consumption and minimal noise. This op-amp is part of the MAX4481 series, which is renowned for its efficiency and precision in processing analog signals. The MAX4481AXT-T is an ideal choice for battery-powered devices and portable equipment where power efficiency is critical.

With its tiny 6-pin SOT-23 package, the MAX4481AXT-T is perfect for space-constrained applications. It operates over a wide supply voltage range of 2.7V to 10V, providing design flexibility for various electronic systems. The low quiescent current of just 750µA makes it a suitable option for power-sensitive designs without compromising performance.

The MAX4481AXT-T boasts a low input-referred voltage noise of only 8nV/√Hz at 1kHz, making it an excellent choice for audio applications, precision instrumentation, and other noise-sensitive circuits. Additionally, with a total harmonic distortion plus noise (THD+N) of 0.01% at 1kHz, this op-amp ensures high fidelity and clarity in signal amplification tasks.

This op-amp features a high unity-gain bandwidth of 10MHz and a slew rate of 10V/µs, providing fast and accurate response in closed-loop configurations. The MAX4481AXT-T also offers rail-to-rail outputs, which maximize the dynamic range in single-supply operations.

For applications that demand stability and reliability, the MAX4481AXT-T is a robust choice. It is specified over the extended industrial temperature range of -40°C to +85°C, ensuring consistent performance under varying environmental conditions. Additionally, its no phase reversal with overdriven inputs characteristic ensures safe operation even under extreme input conditions.

In summary, the Maxim Integrated MAX4481AXT-T operational amplifier is a high-quality component that combines low power consumption, low noise, and high-speed performance. Its compact size, wide supply voltage range, and excellent specifications make it suitable for a broad array of applications, from portable devices to professional audio equipment.