AdaWiki

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.

   |\
o--|+\
   |  \
 +-|- /----+-----o
 | | /     |
 | |/      |
 +---------+

CategoryTheory CategoryOpAmp CategoryCircuit