AD8651ARM-R2

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The AD8651ARM-R2 is a wide bandwidth, low-noise amplifier from Analog Devices. This device is suitable for measuring sensitive signals that require high signal-to-noise ratios. It is ideal for applications such as signal acquisition and signal conditioning for medical, scientific and industrial applications.

Application Field: The AD8651ARM-R2 is a fully differential amplifier that is stable for capacitive loads. It offers low noise (1nV/√Hz), high-bandwidth (190MHz), low input bias current (100pA), as well as a slew rate of 20V/µs. All of these specifications make it ideal for wide range of medical, scientific and industrial applications. Its low noise, high bandwidth, and low input bias current make it ideal for signal acquisition and conditioning, medical imaging, medical instrumentation, laboratory and industrial test equipment, active filters, vibration analysis, and ultra-low distortion audio applications.

Working Principle: The AD8651ARM-R2 is a monolithic amplifier that comprises of a pair of input differential amplifiers, an input buffer amplifier, and an output amplifier and buffer. The input differential amplifier utilizes high-gain internal broad-band active feedback to provide low offset voltage, low noise and low distortion. The input differential amplifiers and the buffer amplifier are used to achieve high common-mode rejection ratio (CMRR) and current-noise rejection. The output stage is designed to provide rail-to-rail operation, low output impedance and high output current capability. The device is powered with a single +5V supply, and is optimized for low-voltage operation.

The AD8651ARM-R2 is ideal for applications requiring the highest performance, such as those demanding for a wide bandwidth. Its low-noise and high bandwidth make it suitable for a variety of low-noise and wide bandwidth applications. Additionally, its low input bias current and high output current capability make it an ideal choice for applications involving current-sensing.

In conclusion, the AD8651ARM-R2 from Analog Devices is a high-bandwidth, low-noise amplifier ideal for a wide range of linear, instrumentation, OP Amp, buffer Amp and other applications. Its low noise, wide bandwidth and low input bias current make it an ideal choice for a variety of applications that require high performance and precision measurements.

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