OPA4251PAG4

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The OPA4251PAG4 is a very versatile instrumentation amplifier that is used in a wide range of applications. It is an ideal choice for high accuracy and low noise applications, such as medical instrumentation, low-noise instrumentation, and power source measurement.

The OPA4251PAG4 is a two-stage, input-matched instrumentation amplifier, mainly consisting of two identical differential amplifiers and an output stage. The component’s high common-mode rejection allows for high accuracy and avoids unwanted common-mode signals from entering the system. Additionally, the device also provides a low-noise and wide bandwidth performance, making it a suitable choice for high-speed applications.

The OPA4251PAG4 has an input offset voltage of less than 0.5 mV and an input bias current of 100 pA. It has a maximum gain of 44 dB and a positive output voltage swing of up to ± 36 V. Additionally, it has a high CMRR of greater than 90 dB. The component also has ESD protection of up to 8,000 V.

The OPA4251PAG4 is ideal for low-noise instrumentation amplifiers, medical instrumentation, gain amplifiers and filter applications. It can also be used for thermocouple measurement and bridge signal conditioning. Additionally, the component is suitable for high accuracy current sensing, power source measurement and power supply monitoring, making it a versatile choice for a range of applications.

The OPA4251PAG4 has a working principle that is based on the Wheatstone bridge circuit. It features two identical differential amplifiers and an output stage. The "A-A" and "A-B" inputs are connected to a signal source, while the "B-B" inputs are connected to the output monitoring signal.The signal is first amplified by the differential amplifiers, and then further amplified by the output stage. The amplified signal is then output to the monitoring signal.

The OPA4251PAG4 is a highly versatile device and can be used in a variety of instrumentation applications. It is an ideal choice for low-noise, high accuracy and wide bandwidth applications. This robust instrumentation amplifier is designed to provide a reliable, high-performance solution, making it a great choice for many applications.

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