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Alle videoeroperational amplifiers

The Integrator Op-Amp: Square Wave In, Triangle Wave Out

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Op-amp integrator — replace the inverting amp's feedback resistor with a capacitor and the virtual short turns the circuit into a time integrator V_out(t) = −(1/RC)∫V_in dt; a square-wave input produces a linear triangle-wave output whose slope is set by 1/RC.

op-amp integratorvirtual groundfeedback capacitortime integrationsquare wavetriangle wave
ForutsetterInverting Op-Amp: The Virtual Short Does the Algebra