Electrical Engineering: Principles & Applications (7th Edition)

Chapter 13

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; The given circuit is a two staged amplifier,The... more

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; From the circuit drawn below , it can be ... more

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= 10.2020= -9.70569 ; The circuit for the above ... more

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; It is given that where . Taking the Non ... more

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; Given that :  But . Taking the non inverting ... more

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; To design the required amplifier, the circuit ... more

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; Gain bandwidth product is given by the relation... more

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; Because no current flows into the op-amp input ... more

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Since the node voltage of the operational ... more

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The transfer function in decibels is given as:for... more

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  ; Using the Sallen Key circuit we can obtain the... more

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Input  impedance to be infinite.Gain for the ... more

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Inverting input terminal .Non-inverting input ... more

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; The differential amplifier consists of ... more

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; From the  given input voltages of the ... more

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Open loop gain:The open loop gain, is the gain of... more

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To analyze an amplifier containing  ideal op-amp ... more

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Summing point constraint:The differential input ... more

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; is the closed loop gain. is the input ... more

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The graph for the input voltage and with respect... more

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; To find the closed loop gain of the given ... more

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; To find the closed loop gain, first we need to ... more

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; Given for the diode. we know that and the ... more

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; Given for the diode. we know that and the ... more

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; Given for the diode. we know that and the ... more

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; If the op-amp is has positive feedback, then ... more

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There appears to be flowing into the closed ... more

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  ; As the voltage follower circuit draws very ... more

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A voltage follower circuit does not provide any ... more

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A non Inverting op amp is the one that takes input... more

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; Applying Kirchhoff law at terminal an equation ... more

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It  appears that \6 \text mA\ ) Current is flowing... more

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Ideal Trans-resistance Amplifier. ; Referring  to ... more

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a) Inverting AmplifierPower Delivered to the ... more

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     ; The basic inverting amplifier circuit is ... more

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   ; The non inverting circuit is ; The nominal ... more

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output current is input impedance is 0output ... more

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; The given circuit is ; Apply voltage division ... more

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; Apply nodal analysis at the inverting terminal ... more

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Small feedback resistances are not practical ... more

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; and  , tolerance. tolerance. ; To achieve high... more

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;  the mentioned circuit is drawn using one op ... more

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; Refer to the circuit diagram shown below. We ... more

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; Refer to the circuit diagram shown below. we ... more

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From circuit we can conclude that Now we have to ... more

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From circuit we can conclude that Now we have to ... more

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From circuit we can conclude that Now we have to ... more

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In linear range of operation of Op-amp there are ... more

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for dc gain for dc gain ; It is given that gain-... more

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; The open loop gain magnitude of Op-amp can be ... more

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; Closed loop dc gain of non inverting amplifier ... more

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Two stage amplifier has wider bandwidth.  ... more

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Magnitude Bode plot for Closed loop gain 100 ; ... more

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Output voltage swingOutput current limitsSlew rate... more

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The full power bandwidth of op-amp is range of ... more

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Triangular waveform ; If the input is ideally ... more

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; Required output voltage is , The rate of change... more

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minimum required slew rate is ; Non inverting ... more

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Minimum slew rate specification is ; Voltage ... more

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; The frequency, of input signal is . The output... more

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; The dc imperfection in op-amp are Bias current... more

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The dc imperfection in a practical op-amp are Bias... more

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The bias current for a FET input op-amp is lower ... more

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; Redrawing the given circuit with input offset ... more

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; As coupling capacitor connected in series with ... more

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For a differential input signal, the output of an ... more

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; Given, the gain of differential amplifier, ... more

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; The op-amp is designed as values given. Here ... more

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If the upper limit of integration is , we call it ... more

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; Each pulse lowers the output voltage by the ... more

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; Considering the displacement in meters as of a... more

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The filter is an electrical n / w in any circuit ... more

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The transfer function of the integrator is given ... more

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The Transfer function of the differentiator is... more

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; Compute the voltage gain for the inverting ... more

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; The principal effect of bias current, offset ... more

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  ; The circuit diagram of a differential ... more

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Integrator:  ; Differentiator:   ; The circuit ... more

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Filter : Filters are circuits designed to pass ... more

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