electronics design patterns

taxonomy, illustration, explanation of most reusable electronic design patterns.

instrumentation amplifier

23 May 2020 » signal_chain

svg schematics by matt-chv is licensed under CC BY-SA 4.0

Differential Amplifier

An instrumentation amplifier adds two buffer amplifier to a differential amplifier, which eliminates the need for input impedance matching.

\[V_{OUT} = (1+\frac{2*R1}{RG})*\frac{R3}{R2} *(V_{IN+}-V_{IN-})\]