The solution covers in a detailed and explanatory manner the following topics:
– Op-amp ”golden rules” as an introduction to op-amp circuits.
– Differential amplifier structure with detailed graphical representation.
– Derivation of the differential amplifier gain expression followed by the example of how to calculate the gain of the differential amplifier.
– Derivation of the differential amplifier input impedance expressions followed by the example of how to calculate the input impedance.
– Explanation of input impedance mismatch effects on the differential amplifier functionality.
– How to optimize differential amplifier design?
– Instrumentation amplifier structure with detailed graphical representation.
– Derivation of the instrumentation amplifier gain expression followed by the example of how to calculate the gain of the instrumentation amplifier (stage by stage approach).
– Rules of thumb in op-amp circuit design.
