SI8920BD-IS

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The SI8920BD-IS is a linear amplifier from Silicon Laboratories that deals with instrumentation, operational amplifiers, buffer amplifiers, and other similar applications. It is a monolithic differential amplifier with wide bandwidth, low power consumption, and rail-to-rail input and output range.

The SI8920BD-IS is ideal for applications such as power supply systems, current measurement, PID control, data acquisition and conditioning, active filtering, and isolation systems, among others. It offers very low distortion, low noise, and excellent linearity performance.

Features

The SI8920BD-IS offers many features, such as low power consumption, wide bandwidth, low harmonic distortion, low noise, wide temperature range, rail-to-rail input and output range, and good linearity performance. Moreover, it features high linearity and low output impedance.

Moreover, it is robust and reliable, and provides fast settling, wide output swing, low offset voltage characteristic, and good common mode rejection ratio. It also features an adjustable current limiting and thermal shutdown.

Applications and Working Principle

The SI8920BD-IS is suitable for a range of linear and instrumentation applications, such as power supplies, current measurement, data acquisition, PID control, active filtering, and isolation systems. It is also suitable for precision measuring, signal conditioning, and waveform reproduction.

The working principle of the SI8920BD-IS is that it amplifies inputs, both differential and common, and then produces proportional outputs. The amplifier can be connected both in inverting and non-inverting mode. The amplifier uses current as input signal, and can be configured to drive an op-amp output, an ADC input, or direct digital output.

Conclusion

The SI8920BD-IS is a high-performance monolithic differential amplifier from Silicon Laboratories. It provides many features, including low power consumption, wide bandwidth, low harmonic distortion, low noise, wide temperature range and good linearity performance. The SI8920BD-IS is suitable for applications such as power supplies, current measurement, active filtering, and data acquisition. The working principle of the SI8920BD-IS is that it amplifies inputs and then produces proportional outputs.

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