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How is the power consumption of an operational amplifier calculated?

April 26, 2017amplifier calculated consumption operational power

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How is the power consumption of an operational amplifier calculated?

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A1 The power consumption is calculated from the circuit current of the operational amplifier itself and from the output load current. Examples of when the output current flows out and flows in are shown below. (1) Output current flowing out (2) Output current flowing in For example, the power consumption in the case of the above diagrams is as follows.