Q1 Assume an op-amp is ideal, except for having a finite open-loop differential gain. Measurements were made with the op-amp in the open-loop mode .Determine the open-loop gain and complete the Zable 1 which shows the results of those measurements. Table 1
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Q: Assume an op-amp is ideal, except for having a finite open-loop differential gain. Measurements were…
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- 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?Based on the simulation’s results, explain the function of a differential amplifier. (Hints: comment on the shape of Vo1 and Vo2, explain what would happen if V1 and V2 were the same, reflect on why it is important that an ideal op-amp has infinite input impedance).A non-inverting op-amp circuit has the open loop gain of 136 and the resistances R1=3500 Ω and R2 = 3.8 kΩ . 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 (d) The percentage error, when ideal voltage gain is compared with actual voltage gain. (a) The actual value of voltage gain Answer for part 1 (b) The ideal value of voltage gain Answer for part 2 (c) Error, when ideal voltage gain is compared with actual voltage gain. Answer for part 3 (d) The percentage error, when ideal voltage gain is compared with actual voltage gain.
- 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.Consider the active circuit with the schematic:a. Assuming it's an ideal op amp, derive the circuit’s transfer function as a function of frequency, H(jw). Make sure it in canonical form.b. We want a DC gain of 40dB. If the op amp has value of Rin = 10MΩ and Rout = 50Ω, choose appropriate values for R1 and R2. Explain why your selected values of R1 and R2 allow you to ignore Rin and Rout for the remainder of the problem. c. If L = 1H, sketch the straight-line approximation of the Bode plot for the circuit’s gain assuming the op amp can still be considered as ideal.d. The op amp you select turns out to be non-ideal, and it has a real pole at wC = 1krad/s. Write the updated transfer function for your circuit (using your values of R1, R2, and L = 1H). Make it in the canonical form.e. Sketch the straight-line approximation of the Bode plot for the circuit with your updated transfer function from D.Consider the active circuit with the schematic:a. Assuming it's an ideal op amp, derive the circuit’s transfer function as a function of frequency, H(jw). Make sure it in canonical form.b. We want a DC gain of 40dB. If the op amp has value of Rin = 10MΩ and Rout = 50Ω, choose appropriate values for R1 and R2. Explain why your selected values of R1 and R2 allow you to ignore Rin and Rout for the remainder of the problem.
- Question 1: a. For the circuit shown, determine V0 when R1 = 1.8 kΩkΩ, R2 = 80 kΩ, Vx = 100 mV, Vy = 10 mV, and Vcc = 15V. b. For the circuit shown, determine R1 such that V0=m×(Vx−Vy). Assume mmm = 5.0 and R2 = 50 kΩ and that the op-amp is in its linear region of operation.A noninverting amplifier is designed with R1 = 1kΩ, R2 = 39 kΩ, and an op amp with an open-loop gain of 80 dB. What are the loop gain, closed-loop gain, ideal gain and fractional gain error of the amplifier?An inverting amplifier is built with R2 =47kΩ and R1 = 2.4kΩ using an op amp with an open-loop gain of 100 dB, an input resistance of 300 kΩ, and an output resistance of 200 Ω. What are the closed-loop gain, input resistance, and output resistance for this amplifier? (b) Repeat if the open-loop gain is changed to 94 dB.
- kindly add notes: Topic: Op-amp The op-amps shown in thecircuit on the right are ideal. Assume neither of themare operating in saturation.Determine the values of v1 and v2 if v01 = 15 V andv02 = 10 V.A noninverting amplifier is built with R2 = 47 kΩ and R1 = 6.2k Ω using an op amp with an open-loop gain of 94 dB. What are the closed-loop gain, the gain error, and the fractional gain error for this amplifier? (b) Repeat if the open-loop gain is changed to 100 dB.Select true or false for 1 and 21 Op amp component is temperature limited due to maximum output current2 The input offset voltage affects the value of the opamp output and is caused by internal non-idealities in the transistors and resistors. 3 What is the use of an op amp in voltage follower? Select one:a. It is the ideal bridge to couple any stages without affecting the voltage.b. It is ideal for maximum power transferc. Allows a small signal to be amplified with high gaind. voltage attenuation 4. It allows to eliminate the problem of variability in the gain parameter of the circuit:Select one:a. The load RLb. High input impedancec. feedback loopd. decoupling capacitors 5 Complete: The output current is limited due to the _____ that the opamp can handle, while the ______ is limiting due to the maximum bias level supported by the transistor.