What is Differential amplifier?
A circuit that amplifies the difference between two inputs while rejecting components common to both, such as noise. It is used as the input stage of op-amps.
Differential amplifier in the explanations
A differential amplifier ideally amplifies the difference between its inputs while rejecting components common to both (common-mode signals).
What does a large CMRR (common-mode rejection ratio) of a d…
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Related terms
CMRR (common-mode rejection ratio) 1/f noise (flicker noise) Bandgap voltage reference Comparator Cutoff frequency Gain-bandwidth product (GBW) Instrumentation amplifier LDO Negative feedback Operational amplifier (op-amp)