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I. Figure I shows a thermocouple and its amplifier circuit. The thermocouple generates 530 ?? EMF...
6. Find Vi in the following circuit if VR2 3 V, I -2 A, RI 100...
6. Find Vi in the following circuit if VR2 3 V, I -2 A, RI 100 , and R2 50 . Ry VR R.y 7. What is the output voltage (Vo) of the summing op-amp below? 1000 kn 200 k2 50 k2 +5 V 100 k2 -5 V V. out 8. For the operational amplifier circuit depicted below: a. Determine Vout in terms of the resistors: Ri, R2, R3, R4 and I R1 qut R- (current source) for the operational...
Q2) The following figure shows an amplifier circuit and its parameters: Rc R. 0.1k R 100 R2-100k2 Ri 2 1 CL→0.1nF u Calculate all corner frequencies 2 Calculate the bandwidth of the amplifier cir...
Q2) The following figure shows an amplifier circuit and its parameters: Rc R. 0.1k R 100 R2-100k2 Ri 2 1 CL→0.1nF u Calculate all corner frequencies 2 Calculate the bandwidth of the amplifier circuit 3) Calculate the maximum voltage gain of the amplifier circuit in dB (Hint: assume Rsi 0) Page 1 of 2
Q2) The following figure shows an amplifier circuit and its parameters: Rc R. 0.1k R 100 R2-100k2 Ri 2 1 CL→0.1nF u Calculate all corner frequencies...
Figure 2 shows a multiple op-amp networks combined to produce a gain amplifier circuit. For the...
Figure 2 shows a multiple op-amp networks combined to produce a gain amplifier circuit. For the given circuit: (i) Name all the type of op-amp circuits shown by Op-Amp 1 until Op-Amp 5. (ii) Calculate the output of each Op-Amp 1 until Op-Amp 4. Assume Vin = 10mV (iii) Determine the output voltage at the last Op-Amp 5. From this value, calculate the gain produced by this Op-Amp network in overall, by using Av=Vos / Vin equation. [10 Marks] CO3,...
Please solve this Question Figure Q4 shows a common-source amplifier. Construct the ac equivalent circuit, then apply M...
Please solve this Question
Figure Q4 shows a common-source amplifier. Construct the ac equivalent circuit, then apply Miller's Theorem and hence show that the voltage gain is given as: where J-is the voltage gain bandwidth. R, = RD //RL and C-C,, + (I + g.Rjcgd」 State clearly any approximations or assumptions used in your analysis. The parameters above are defined as follows: gm is the transistor transconductance, Ce and Cet are the internal capacitances between the gate/source and gate/drain respectively...
Inverting Amplifier Figure 4.2 shows the fundamental configuration of Op-Amp in which it is used as...
Inverting Amplifier Figure 4.2 shows the fundamental configuration of Op-Amp in which it is used as an inverting amplifier. In this configuration the ratio, R2/R1 completely controls the effective gain of the amplifier and it can be verified that the output voltage is equal to Vo = - (R2/R1)Vin R2 100K Q-10V R1 Vinow 20K 1 2 7 V Vo 3 -10v Figure 4.2 Part 1 - Inverting Amp: Procedure 1. Construct the circuit of figure 4.2 using Op-Amp IC...
Figure 2 shows a feedback amplifier circuit. Rs is the source resistor and R, is the...
Figure 2 shows a feedback amplifier circuit. Rs is the source resistor and R, is the load resistor RS Vs VI RL OPAMP R2 R1 RM R3 R4 Step 1: open-loop and closed-loop circuits identification 1.1 Identify the source, the load, and the closed-loop amplifier 1.2 Identify the open-loop amplifier (**A" eireuit) and the feedback network (B" eircuit) in the closed-loop amplifier 1.3 Identify the connection type between the "A" circuit and the "B" circuit at both the input and...
In Figure 9, the transformer primary voltage is 120V and step-downratiois 10:1 Assume the practical diode...
In Figure 9, the transformer primary voltage is 120V and step-downratiois 10:1 Assume the practical diode model. 9. a) i) Name the type of circuit (1 mark) Determine the peak output voltage, Volout) (4 marks) iiI What is the PIV rating required for the diodes (2 marks) D, D3 120 V psecy R Plout) 10 k2 DA Figure 9 b) A certain power supply filter produces an output with a ripple of 100mV peak-to- peak and a dc value of...
c) In estimating DC imperfections (input offset voltage, input offset current and the inverting amplifier with...
c) In estimating DC imperfections (input offset voltage, input offset current and the inverting amplifier with nominal gain of -100 using 1 current) of an op-map, an and 10MQ resistors is implemented using the op-amp as shown in Fig 2(a) below R2 10MQ R 100k Vi Vo Figure 2(a): Inverting amplifier Measurements are conducted on the output voltage of the inverting amplifier under the following conditions: (i) the input (V) is open circuited and the output voltage is found to...
b) An amplifier has values of V = 24mV and Vout gain of the circuit 2V....
b) An amplifier has values of V = 24mV and Vout gain of the circuit 2V. Calculate the dB voltage (2 marks) c) For the circuit shown in Figure 11, calculate the lower critical frequency due to the output RC circuit. Vec +15 V R 3.9 LO C V. R. 0.33 uF 2N3904 600 n 0.1 F 5.6 k REI 33 0 R 22 k 50 mVpp 1.5 k 100 F (5 marks) Figure 11 12. a) Name the type...
EEET255 Electronics Page 4 of6 QUESTION 3: [25 marks] Figure 3 shows a feedback amplifier circuit...
EEET255 Electronics Page 4 of6 QUESTION 3: [25 marks] Figure 3 shows a feedback amplifier circuit R, is the source resistor, R is the feedback resistor and R, is the load resistor. The op-amp has an internal input resistance of R, an intemal output resistance R, and an internal gain of A Apply the "Systematic Analysis" method in this question. Figure 3 3.a State the feedback topology used in the amplifier circuit and which type of feedback amplifier is shown...
6. Find Vi in the following circuit if VR2 3 V, I -2 A, RI 100 , and R2 50 . Ry VR R.y 7. What is the output voltage (Vo) of the summing op-amp below? 1000 kn 200 k2 50 k2 +5 V 100 k2 -5 V V. out 8. For the operational amplifier circuit depicted below: a. Determine Vout in terms of the resistors: Ri, R2, R3, R4 and I R1 qut R- (current source) for the operational...
Q2) The following figure shows an amplifier circuit and its parameters: Rc R. 0.1k R 100 R2-100k2 Ri 2 1 CL→0.1nF u Calculate all corner frequencies 2 Calculate the bandwidth of the amplifier circuit 3) Calculate the maximum voltage gain of the amplifier circuit in dB (Hint: assume Rsi 0) Page 1 of 2
Q2) The following figure shows an amplifier circuit and its parameters: Rc R. 0.1k R 100 R2-100k2 Ri 2 1 CL→0.1nF u Calculate all corner frequencies...
Figure 2 shows a multiple op-amp networks combined to produce a gain amplifier circuit. For the given circuit: (i) Name all the type of op-amp circuits shown by Op-Amp 1 until Op-Amp 5. (ii) Calculate the output of each Op-Amp 1 until Op-Amp 4. Assume Vin = 10mV (iii) Determine the output voltage at the last Op-Amp 5. From this value, calculate the gain produced by this Op-Amp network in overall, by using Av=Vos / Vin equation. [10 Marks] CO3,...
Please solve this Question
Figure Q4 shows a common-source amplifier. Construct the ac equivalent circuit, then apply Miller's Theorem and hence show that the voltage gain is given as: where J-is the voltage gain bandwidth. R, = RD //RL and C-C,, + (I + g.Rjcgd」 State clearly any approximations or assumptions used in your analysis. The parameters above are defined as follows: gm is the transistor transconductance, Ce and Cet are the internal capacitances between the gate/source and gate/drain respectively...
Inverting Amplifier Figure 4.2 shows the fundamental configuration of Op-Amp in which it is used as an inverting amplifier. In this configuration the ratio, R2/R1 completely controls the effective gain of the amplifier and it can be verified that the output voltage is equal to Vo = - (R2/R1)Vin R2 100K Q-10V R1 Vinow 20K 1 2 7 V Vo 3 -10v Figure 4.2 Part 1 - Inverting Amp: Procedure 1. Construct the circuit of figure 4.2 using Op-Amp IC...
Figure 2 shows a feedback amplifier circuit. Rs is the source resistor and R, is the load resistor RS Vs VI RL OPAMP R2 R1 RM R3 R4 Step 1: open-loop and closed-loop circuits identification 1.1 Identify the source, the load, and the closed-loop amplifier 1.2 Identify the open-loop amplifier (**A" eireuit) and the feedback network (B" eircuit) in the closed-loop amplifier 1.3 Identify the connection type between the "A" circuit and the "B" circuit at both the input and...
In Figure 9, the transformer primary voltage is 120V and step-downratiois 10:1 Assume the practical diode model. 9. a) i) Name the type of circuit (1 mark) Determine the peak output voltage, Volout) (4 marks) iiI What is the PIV rating required for the diodes (2 marks) D, D3 120 V psecy R Plout) 10 k2 DA Figure 9 b) A certain power supply filter produces an output with a ripple of 100mV peak-to- peak and a dc value of...
c) In estimating DC imperfections (input offset voltage, input offset current and the inverting amplifier with nominal gain of -100 using 1 current) of an op-map, an and 10MQ resistors is implemented using the op-amp as shown in Fig 2(a) below R2 10MQ R 100k Vi Vo Figure 2(a): Inverting amplifier Measurements are conducted on the output voltage of the inverting amplifier under the following conditions: (i) the input (V) is open circuited and the output voltage is found to...
b) An amplifier has values of V = 24mV and Vout gain of the circuit 2V. Calculate the dB voltage (2 marks) c) For the circuit shown in Figure 11, calculate the lower critical frequency due to the output RC circuit. Vec +15 V R 3.9 LO C V. R. 0.33 uF 2N3904 600 n 0.1 F 5.6 k REI 33 0 R 22 k 50 mVpp 1.5 k 100 F (5 marks) Figure 11 12. a) Name the type...
EEET255 Electronics Page 4 of6 QUESTION 3: [25 marks] Figure 3 shows a feedback amplifier circuit R, is the source resistor, R is the feedback resistor and R, is the load resistor. The op-amp has an internal input resistance of R, an intemal output resistance R, and an internal gain of A Apply the "Systematic Analysis" method in this question. Figure 3 3.a State the feedback topology used in the amplifier circuit and which type of feedback amplifier is shown...
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