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+ | ===== Voltage Follower ===== | ||
+ | The voltage follower (also called a buffer) is a basic application of an OpAmp. It provides a high input [[impedance]], a low output [[impedance]] and unity gain. So the voltage in is the same as the voltage out. | ||
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+ | o--|+\ | ||
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+ | +-|- /----+-----o | ||
+ | | | / | | ||
+ | | |/ | | ||
+ | +---------+ | ||
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+ | CategoryTheory CategoryOpAmp CategoryCircuit |