AD8029AKSZ-R2

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The AD8029AKSZ-R2 is a precision, dual, low-noise, low-power operational amplifier microchip designed to support a variety of linear applications. Its low power consumption and high precision make it suitable for a wide range of instrumentation and control applications. As one of the lowest power consumption dual low-noise amplifiers in the market, the AD8029AKSZ-R2 has excellent voltage and current noise performance while operating over its wide supply voltage range.

Overview

The AD8029AKSZ-R2 is an integrated dual input-output precision instrumentation amplifier developed by Analog Devices Inc. The device is designed with on-chip filtering and operating voltages of ±2.5 V on supplies up to ±4.2 V. It features high accuracy, low noise, and wide supply voltage limits that make it suitable for a variety of applications. It has zero drift and high accuracy matched currents and low noise performance, making it suitable for precision instrumentation and control applications.

Application Field and Working Principle

The AD8029AKSZ-R2 is suitable for signal conditioning and signal processing applications, including electromagnetic and sensor interfacing, current loop signal conditioning, signal harvesting, signal transfer, and data acquisition systems. The device can also be used in instrumentation and control applications where its low power consumption, precision, bandwidth and accuracy are required. The device is also useful in low-voltage signal conditioning, precision signal source, voltage measuring and general instrumentation applications.

The AD8029AKSZ-R2 is designed with multiple levels of on-chip filtering to provide maximum accuracy and low-noise performance. It uses a patent-pending method to reduce offset voltage and to equalize input common-mode voltages. The device is designed with a fixed gain of 20 dB and a –3 dB bandwidth of 12MHz, the closest in its class. The device offers a low-input bias current of 5pA, low offset voltage of 250 µV, and low-noise performance of just 56 µVP-P in a 10-kHz bandwidth.

The AD8029AKSZ-R2 features a common mode rejection ratio (CMRR) of typically 140 dB and PSRR of 130 dB. Additionally, the device offers an input voltage range of 1.2V to 4.2V and a supply voltage range of 2.3V to 4.2V. It also has wide temperature stability limits that extend from –40oC to 125oC without performance degradation.

Conclusion

The AD8029AKSZ-R2 is an ideal precision, low-noise and low-power operational amplifier for linear applications. It features low power consumption, high precision and accuracy, wide supply voltage limits and low-noise performance. The device is suitable for a range of instrumentation and control applications, including signal conditioning and signal processing applications, electromagnetic and sensor interfacing, current loop signal conditioning, signal harvesting, signal transfer, and data acquisition systems. With its high CMRR, low-input bias current, low offset voltage and low-noise performance, the AD8029AKSZ-R2 is an excellent choice for precision instrumentation and control applications.

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