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3. The operational amplifier in the circuit in figure is ideal. a) Find the numerical expression...
The NMOS transistor in the CS amplifier circuit of the figure is biased to have gn=4mA/V....
The NMOS transistor in the CS amplifier circuit of the figure is biased to have gn=4mA/V. a)Find Am, fpi, fp2, fp3, and fl. (Assume the largest pole value as fl) b)Assume that the same amplifier is biased to have gm=lmA/V, 19=100k 2, Cgs=1pF, Cgd=0.2pF, Find Am and fu. You can use approximation methods. c) Draw the overall frequency response. VPD 47 ΜΩ 4.7 k12 w OV 100 k12 0.1 uF MH 10 k12 0.01 uF +1 10 ΜΩ 2 ΚΩ...
For the amplifier circuits in Figs.3 and 7: a. Write an expression for the output voltage,...
For the amplifier circuits in Figs.3 and 7:
a. Write an expression for the output voltage, vo, in terms of
the resistor symbols and the input voltage, vin.
---For the first circuit (Fig. 3), the feedback resistor is the
series combination of R2 and R3. Use both of these resistor symbols
in your expression.
-- For circuit 2 (Fig. 7), assume that vin = 5V and ignore
potentiometer R1 and C3.
b. Using resistor values and input voltage amplitudes, calculate...
The circuit shown in Figure 2 is called a lead-lag filter. a) Find the transfer function...
The circuit shown in Figure 2 is called a lead-lag filter. a) Find the transfer function Vols)/Vis). Assume an ideal operational amplifier. b) Determine the partial fraction expansion for Vols)/V(s) c) Determine Volt) and plot the results. Comment on the response of the filter 3. C1 R2 C2 iSin looot RI M(s) Figure 2: Lead-Lag Filter
The instant the switch is closed. The ideal operational amplifier reaches saturation in 15 ms ....
The instant the switch is closed. The ideal operational amplifier reaches saturation in 15 ms . (Figure 1 energy stored in the capacitor in the circuit is zero at the PartA What is the numerical value of R in kilo-ohms, if C-570 nF? vec Submit Previous Answers Request Answer Figure 1 of 1 Incorrect; Try Again; 3 attempts remaining Return to Assignment Provide Feedback 10 V -10 V 4 V 5.1 kΩ
10. The operational amplifier in the circuit shown below is ideal. The voltage of the ideal...
10. The operational amplifier in the circuit shown below is ideal. The voltage of the ideal sinusoidal source is y(t) = 30cos(106t) V 10 nF How small can Co be before the steady- state output voltage no longer has a pure sinusoidal waveform? a) 100 Ω b) For the value of Co found in (a), write the steady-state expression for vo(t) ↓ 25Ω Co 2,0 100Ω
1. Find the numerical expression for the transfer function from Vi(t) to V.(t), for each circuit ...
1. Find the numerical expression for the transfer function from Vi(t) to V.(t), for each circuit below, and sketch the magnitude and phase of the transfer function, as functions of w. For these plots, show the w axis on a log 10 scale, and show the amplitude of the transfer function on a decibel scale. 0.1uF V(t) 0.1 uF 250mH V(t) 250mH 2k2 V(t) 10k2 0.25μF Vo(t)
1. Find the numerical expression for the transfer function from Vi(t) to V.(t),...
An amplifier circuit is shown in Fig. 1b. The operational amplifier (op-amp) Ai can be assumed...
An amplifier circuit is shown in Fig. 1b. The operational amplifier (op-amp) Ai can be assumed as ideal. The input impedance of this amplifier is 1M2. The gain of this amplifier is -100. R2 V R VVV 小小 Ri Fig. 1b (a) Show that 12 = (b) Find the expression of the voltage gain, Av, in terms Ri, R, R3 and R4. (c) Due to practical reasons, the maximum value to be used for the resistors is set at 1M2....
Extra Credit: 10 points (a) Find the overall transfer function of the following operational amplifier circuit....
Extra Credit: 10 points (a) Find the overall transfer function of the following operational amplifier circuit. Show all the calculations R, 100 kO R2 200 kn C,= 1pf C2=0.1pt R 2.5 ka R-10 ko C RA R Vo
QUESTION 1 Figure Q1 shows a common emitter (CE) and common Base (CB) cascade amplifier circuit....
QUESTION 1 Figure Q1 shows a common emitter (CE) and common Base (CB) cascade amplifier circuit. Determine the input and output impedance, Z; and Zo, voltage gain, Avi and Av2 and total cascade voltage gain, Ayr and Ays. [25 marks) 2 +8V 1.5 kn 2.2 F 82 k2 3.3 k2 Vo 2.2 uf B = 100 6.8 k12 1 k 2 what B = 100 tuf ZA 5.6 k 2 47012 ZA V. 33 k2 IuF w 10k_2 -2V w...
2. Consider the following operational amplifier circuit, where Ri=R2=R3= 1 K , C = 1 mF....
2. Consider the following operational amplifier circuit, where Ri=R2=R3= 1 K , C = 1 mF. a) Using complex impedance approach find the transfer function, H(S) = V.(S/V:(S). b) Evaluate H(jo) at a few values of o, approximately sketch it and determine what kind of filter it is. BM) e Bitc
The NMOS transistor in the CS amplifier circuit of the figure is biased to have gn=4mA/V. a)Find Am, fpi, fp2, fp3, and fl. (Assume the largest pole value as fl) b)Assume that the same amplifier is biased to have gm=lmA/V, 19=100k 2, Cgs=1pF, Cgd=0.2pF, Find Am and fu. You can use approximation methods. c) Draw the overall frequency response. VPD 47 ΜΩ 4.7 k12 w OV 100 k12 0.1 uF MH 10 k12 0.01 uF +1 10 ΜΩ 2 ΚΩ...
For the amplifier circuits in Figs.3 and 7:
a. Write an expression for the output voltage, vo, in terms of
the resistor symbols and the input voltage, vin.
---For the first circuit (Fig. 3), the feedback resistor is the
series combination of R2 and R3. Use both of these resistor symbols
in your expression.
-- For circuit 2 (Fig. 7), assume that vin = 5V and ignore
potentiometer R1 and C3.
b. Using resistor values and input voltage amplitudes, calculate...
The circuit shown in Figure 2 is called a lead-lag filter. a) Find the transfer function Vols)/Vis). Assume an ideal operational amplifier. b) Determine the partial fraction expansion for Vols)/V(s) c) Determine Volt) and plot the results. Comment on the response of the filter 3. C1 R2 C2 iSin looot RI M(s) Figure 2: Lead-Lag Filter
The instant the switch is closed. The ideal operational amplifier reaches saturation in 15 ms . (Figure 1 energy stored in the capacitor in the circuit is zero at the PartA What is the numerical value of R in kilo-ohms, if C-570 nF? vec Submit Previous Answers Request Answer Figure 1 of 1 Incorrect; Try Again; 3 attempts remaining Return to Assignment Provide Feedback 10 V -10 V 4 V 5.1 kΩ
10. The operational amplifier in the circuit shown below is ideal. The voltage of the ideal sinusoidal source is y(t) = 30cos(106t) V 10 nF How small can Co be before the steady- state output voltage no longer has a pure sinusoidal waveform? a) 100 Ω b) For the value of Co found in (a), write the steady-state expression for vo(t) ↓ 25Ω Co 2,0 100Ω
1. Find the numerical expression for the transfer function from Vi(t) to V.(t), for each circuit below, and sketch the magnitude and phase of the transfer function, as functions of w. For these plots, show the w axis on a log 10 scale, and show the amplitude of the transfer function on a decibel scale. 0.1uF V(t) 0.1 uF 250mH V(t) 250mH 2k2 V(t) 10k2 0.25μF Vo(t)
1. Find the numerical expression for the transfer function from Vi(t) to V.(t),...
An amplifier circuit is shown in Fig. 1b. The operational amplifier (op-amp) Ai can be assumed as ideal. The input impedance of this amplifier is 1M2. The gain of this amplifier is -100. R2 V R VVV 小小 Ri Fig. 1b (a) Show that 12 = (b) Find the expression of the voltage gain, Av, in terms Ri, R, R3 and R4. (c) Due to practical reasons, the maximum value to be used for the resistors is set at 1M2....
Extra Credit: 10 points (a) Find the overall transfer function of the following operational amplifier circuit. Show all the calculations R, 100 kO R2 200 kn C,= 1pf C2=0.1pt R 2.5 ka R-10 ko C RA R Vo
QUESTION 1 Figure Q1 shows a common emitter (CE) and common Base (CB) cascade amplifier circuit. Determine the input and output impedance, Z; and Zo, voltage gain, Avi and Av2 and total cascade voltage gain, Ayr and Ays. [25 marks) 2 +8V 1.5 kn 2.2 F 82 k2 3.3 k2 Vo 2.2 uf B = 100 6.8 k12 1 k 2 what B = 100 tuf ZA 5.6 k 2 47012 ZA V. 33 k2 IuF w 10k_2 -2V w...
2. Consider the following operational amplifier circuit, where Ri=R2=R3= 1 K , C = 1 mF. a) Using complex impedance approach find the transfer function, H(S) = V.(S/V:(S). b) Evaluate H(jo) at a few values of o, approximately sketch it and determine what kind of filter it is. BM) e Bitc
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