ADA4661-2ACPZ-R7

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The ADA4661-2ACPZ-R7 is a low-noise, low-drift, low-offset amplifier designed to improve the linearity and accuracy of instrumentation and other sensitive circuits. With a high slew rate and 10 μV maximum input offset voltage, the ADA4661-2ACPZ-R7 makes it ideal for precision measurement applications. Its low-noise and low-drift characteristics make it suitable for high-speed data acquisition and data processing applications.

Applications of the ADA4661-2ACPZ-R7 include instrumentation amplifiers, precision analog-to-digital and digital-to-analog conversion, and compensation of bridge or strain gauge circuits. It is also suitable for high-speed switching and linearization of transducers and sensors.

The ADA4661-2ACPZ-R7 is an instrumentation amplifier that operates on a single 5 V supply. It can deliver a maximum output current of 250 mA and has a very low input offset current of 5 nA. The amplifier is fully characterized for supply voltages from 2.7 V to 20 V and is guaranteed to operate from -40°C to +125°C.

The ADA4661-2ACPZ-R7 provides excellent common-mode and power supply rejection ratios (CMRR and PSRR). Its CMRR of 85 dB and PSRR of 70 dB make it ideal for applications such as data acquisition, instrumentation and process control. The amplifier also has a high noise rejection ratio of 109 dB and can withstand a peak input voltage of 36 V.

The low-noise and low-drift characteristics of the ADA4661-2ACPZ-R7 make it ideal for high-speed data acquisition and processing. Its high gain-bandwidth product of 10 MHz makes it suitable for wideband applications such as compensation of bridge circuits, video circuits and communications systems. The amplifier can also be used in transducer and ac/dc converter circuits.

The ADA4661-2ACPZ-R7 operates on a single 5 V supply and is capable of delivering 250 mA of output current. It is composed of an output stage, a feedback stage and an input stage. The output stage consists of an NPN transistor and a PNP transistor connected in a Darlington configuration. The feedback stage consists of an open loop voltage follower, which provides a low-impedance path for feedback signals. The input stage consists of a differential amplifier, which provides a high common-mode rejection ratio of 85 dB.

The ADA4661-2ACPZ-R7 has a low-bias current of 5 nA and a low input offset voltage of 10 μV. This ensures a precise operation over the entire supply voltage range. The amplifier features slew rates of up to 30V/?s, making it ideal for high-speed applications. Its low-noise and low-drift characteristics make it suitable for applications where high accuracy is required.

In summary, the ADA4661-2ACPZ-R7 is an ideal amplifier for applications that require low-noise, low-drift, high accuracy and fast response times. Its high slew rate and CMRR make it suitable for data acquisition and process control applications. Its low-bias current and low input offset voltage make it suitable for high-precision measurement and linearization applications.

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