a. Assume that the op-amp is ideal except for an input offset voltage of 7 mV. What is the output voltage if the input is zeroed out? b. Op-amp parameters are ideal except for the open loop gain which is 950. Derive an expression for the output in terms of the input. C. What is the difference between (b) and if the op-amp was ideal?

a. Assume that the op-amp is ideal except for an input offset voltage of 7 mV. What is the output voltage if the input is zeroed out? b. Op-amp parameters are ideal except for the open loop gain which is 950. Derive an expression for the output in terms of the input. C. What is the difference between (b) and if the op-amp was ideal?

Power System Analysis and Design (MindTap Course List)

6th Edition

ISBN:9781305632134

Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Chapter12: Power System Controls

Section: Chapter Questions

Problem 12.3P

See similar textbooks

Similar questions

1. A non-inverting op-amp circuit has the open loop gain of 105 and the resistances R1 = 1k Ω and R2 = 39k Ω . Calculate (a) The actual value of voltage gain, (b) Considering the finite open loop gain, the ideal value of gain, and (c) The percentage error, when ideal voltage gain is compared with actual voltage gain.
An inverting op – amplifier stage is designed with an input resistance of 5 KΩ and feedback resistance of 10 KΩ. The load resistance is 100 Ω with DC gain of 5x10^4 . The output internal resistance is 500 Ω while the input impedance is infinity, assuming an input voltage of 1.5 volts, calculate the following ?a) The AC gain ?b) The output voltage ?c) The looking back resistance ?
A non-inverting op-amp circuit has the open loop gain of 104 and the resistances R1 = 2k Ω and R2 = 50 k Ω. Calculate (a) The actual value of voltage gain (b) Considering the finite open loop gain, the ideal value of gain, and (c) The percentage error, when ideal voltage gain is compared with actual voltage gain.
q23/ A non-inverting op-amp circuit has the open loop gain of 257 and the resistances R1=4.1 kΩ and R2 = 6860 Ω . Calculate (a) The actual value of voltage gain (b) Considering the finite open loop gain, the ideal value of gain(c) Error, when ideal voltage gain is compared with actual voltage gain and The percentage error, when ideal voltage gain is compared with actual voltage gain.
In the op amp model above, open-loop gain is 105 and Vcc=12V. Suppose the inverting-input voltage is vn=44μV and the noninverting input voltage vp=284μV. What is the op-amp’s output voltage vo (in volts)?
a) What is an Op-Amp, and how is it used? b) What is the equivalent circuit model for an op-amp? c) What is negative feedback, and why is it used in Op Amp Circuits?
a) Draw the circuit diagram of an op-amp voltage follower. b) What value is its voltage gain? c) What is the input impedance? What is the output impedance?
In the op amp model above, open-loop gain is 106 and Vcc=12V. Suppose the inverting-input voltage is vn=90μV and the output voltage vo=5V. What is the noninverting input voltage vp (in micro-volts)?
Given a non inverting op – amp , a) what should be the operating frequency to have a high frequency gain of 30 % lower that the mid band gain. Assume a DC gain of 100 dB & it will start to sag @ 15 KHz.? b) calculate the low frequency gain @ 1000 Hz with same given as in letter a ? c) calculate the normalize gain in letter a?
A certain op-amp has three internal amplifier stages with midrange gains of 30 dB, 40 dB, and 20 dB. Each stage also has a critical frequency associated with it as follows: fc1 = 600 Hz, fc2 = 50 kHz, and fc3 = 200 kHz. (a) What is the midrange open-loop gain of the op-amp, expressed in dB? (b) What is the total phase shift through the amplifier, including inversion, when the signal frequency is 10 kHz?
Figure Q2(a) shows an amplifier system with the given input voltagewaveform Vin and the corresponding output voltage waveform Vout. If a practical op-amp is used in the amplifier system in Figure Q2(a),calculate the closed-loop gain, ACL given that the open-loop gain, AOL =3000. You can use the value of resistances found in Q2(a)(i).
A noninverting ampliﬁer is being designed to have a closed-loop gain of 36 dB. What op-amp gain is required to have the gain error less than 0.15 percent?