Use the following process parameters Tox =9.10"m, 4, = 350.10 "(m /V-S],Vr = 0.7V,7 0.45 For the amplifier shown below, assume Au0 (a) What is the small-signal gain if M, is in saturation with lo=1lmA? (b) Compute the value of input voltage and the small signal gain when M, is at the edge of triode region (c) Compute the value of input voltage and small signal gain when M, is pushed further into triode region by 50mv
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- Amplifier circuit is show below has a single ac input and one ac output. Assuming 2N2222 transistor: 1- Determine the Q point, then illustrate it on the transistor I-V characteristic curves. 2- Is the transistor in the active region? Explain thoroughly. 3- Construct the T-model of the transistor with all parameters labelled and evaluated. Assume room temperature. 4- Draw a complete small signal circuit model, then find the voltage gain. Explain two characteristics of this amplifier. 5- Calculate the current gain, the input resistance, and the output resistance.Amplifier circuit is show below has a single ac input and one ac output. Assuming 2N2222 transistor: Construct the T-model of the transistor with all parameters labelled and evaluated. Assume room temperature. Draw a complete small signal circuit model, then find the voltage gain. Explain two characteristics of this amplifier. Calculate the current gain, the input resistance, and the output resistance.Q.4/ Refer to the class AB power amplifier shown below:a. Determine the dc parameters VB(Q1), VB(Q2), ICQ, VCEQ(Q1), VCEQ(Q2).b. For the 5Vrms input, determine the power delivered to the load resistor.c. Determine the approximate input resistance seen by the signal source if ac=100
- Activity 2:The amplifier circuit below has a single ac input and two ac outputs. Assuming transistorparameters of ß = 200 and VBE = 0.7 V:(2-a) Determine the Q point.(2-b) Is the transistor in the active region? Explain thoroughly.(2-c) Construct the T-model of the transistor with all parameters labelled and evaluated.Assume room temperature.(2-d) Draw a complete small-signal circuit model, then find the voltage gain for both outputs.(2-e) Based on the analysis results, what is the function of this circuit? Suggest a properapplication.(2-f) Use Multisim to verify all of your results. Compare and comment.(2-g) Assuming that each output is feeding a 100-kΩ resistor, determine the total voltage gainand current gain for both outputs. Also, calculate the amplifier input resistance and theamplifier output resistances.Problem 1: Consider the circuit shown below. The transistor parameters are Kn1 = 0.5 mA/V2 , Kn2 = 0.2 mA/V2 , VT N1 = VT N2 = 1.2 V, and λ1 = λ2 = 0. The quiescent drain currents are ID1 = 0.2 mA and ID2 = 0.5 mA. (a) Determine the small-signal voltage gain of the given multistage amplifier. Answer: -6.14. (b) Calculate the small-signal output resistance Ro. Answer: 1.32 kΩ. Problem 2: The transistor parameters for the given circuit are β1 = 120, β2 = 80, VBE1 (on) = VBE2 (on) = 0.7 V, and VA1 = VA2 = ∞. (a) Determine the quiescent collector current in each transistor. Answer: IC1 = 2.253 mA, IC2 = 69.73 mA. (b) Find the small-signal voltage gain Av = vo/vs. Answer: 0.99. (c) Determine the input and output resistances Rib and Ro. Answer: Rib = 467.6 kΩ, Ro = 0.512 ΩActivity 2:The amplifier circuit below has a single ac input and two ac outputs. Assuming transistorparameters of ß = 200 and VBE = 0.7 V:(2-a) Determine the Q point.(2-b) Is the transistor in the active region? Explain thoroughly.(2-c) Construct the T-model of the transistor with all parameters labelled and evaluated.Assume room temperature.(2-d) Draw a complete small signal circuit model, then find the voltage gain for both outputs.(2-e) Based on the analysis results, what is the function of this circuit? Suggest a properapplication.(2-f) Use Multisim to verify all of your results. Compare and comment.(2-g) Assuming that each output is feeding a 100-kΩ resistor, determine the total voltage gainand current gain for both outputs. Also, calculate the amplifier input resistance and theamplifier output resistances.
- Consider the circuit. The transistor has a parameter β that varies between 50 and 200. The operation of the circuit and the electrical variables at the end points must be known. end points. Calculate the following for β = 50 and β = 200. a) lE, VE and VB (DC analysis). b) The input resistance Rin (small signal analysis). c) Voltage gain V0/ Vsig (Small Signal AnalysisFor the amplifier, VDD = 12V, VSS = 12V, ISS= 20uA, and RD= 820kOhm. Assume Kp = 1mA/V2 and VT P = +1V. (a) What are the output voltages vo for the amplifier for vI = 0V and vI = 20mV? (b) What is the maximum permissible value of vI?Element values in the circuit given in the figure are given below. R1=55kΩ,R2=8.4kΩ, Rc=6.8kΩ, RE=2kΩ, Vcc= 22V, β=90, C1=C2= 10μF, CE=20μF a) Calculate the VB, VE,IE,re b) Draw the small sign equivalent circuit of the circuit. c) Using the small signal circuit, write the expression for the input resistance of the circuit and calculate it. d) Write the expression for the output resistance of the circuit using the small sign circuit and assuming the output resistance of the transistor to be infinite; Calculate numerically. e) When the output resistance of the transistor is assumed to be infinite, obtain the output voltage in terms of the input voltage and calculate the gain. *when you solve the first 3 steps, I will send it separately for the other three steps ***this part2 can you also solve d and e, please?
- Element values in the circuit given in the figure are given below. R1=55kΩ,R2=8.4kΩ, Rc=6.8kΩ, RE=2kΩ, Vcc= 22V, β=90, C1=C2= 10μF, CE=20μF a) Calculate the VB, VE,IE,re b) Draw the small sign equivalent circuit of the circuit. c) Using the small signal circuit, write the expression for the input resistance of the circuit and calculate it. d) Write the expression for the output resistance of the circuit using the small sign circuit and assuming the output resistance of the transistor to be infinite; Calculate numerically. e) When the output resistance of the transistor is assumed to be infinite, obtain the output voltage in terms of the input voltage and calculate the gain. *when you solve the first 3 steps, I will send it separately for the other three stepsThe transistor parameters for the circuit shown are VTN = 0.4 V, Kn=0.5mA/V2, and λ = 0.(a) Find (i) the quiescent drain current IDQ and (ii) Draw the small-signal equivalentcircuit and find the small signal transistor parameters.(b) Determine the transfer function.(c) Find the output resistance Rof.Figure Q3 shows a common-source amplifier that has transistor parameters Kn’=40μA/V2, W/L=40, VTN=0.4V, and λ=0.02V-1 . State all assumptions made. i. Determine IDQ and VDSQii. Sketch the small signal analysis and determine the small signal voltage gain, Av.