b and c R2a) Select R1 and R2 such that Ic is 1mA (OK for 10% variation – i.e. if Ic is 900µA to 1.1mA,you're OK). You can ignore the effect of Is for this problem.b) Calculate the small signal parameters for Q1.c) Calculate the gain of the amplifier - i.e. gain from input at node X and output at node Y.d) Assume the amplifier is being driven by a source with 200ohm resistance (see schematicbelow). Calculate the gain from vin to node Y. Include the effects of the R1 and R2 valuesyou calculated in part (a). Assume C, if very large. Refer to Figure 5.55 of your text as anexample (but don't forget Rs in your calculations).Vcc = 5VR, Rc1 KohmYRsQ1200 OhmR2 3) Common-Emitter Amplifier.Assume B=100, VA=infinityThe Is is personalized for you. Add the digits of your student ID number together andmultiply it by 10-16 to come up with the Is you should use for this problem.For example, if your student ID number is 010203045, use Is=15x10-16 Amps to solve theproblem.For the following circuit:Vcc = 5VR, Rc1 KohmQ1IBR2a) Select R1 and R2 such that Ic is 1mA (OK for 10% variation – i.e. if Iç is 900µA to 1.1mA,you're OK). You can ignore the effect of Is for this problem.b) Calculate the small signal parameters for Q1.

Given the circuit, as shown below: i) We need to calculate the small-signal parameters. ii) We need…

Answered: b) Calculate the small signal…

b) Calculate the small signal parameters for Q1. c) Calculate the gain of the amplifier – i.e. gain from input at node X and output at node Y.

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

See similar textbooks

Similar questions

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.
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.
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.
Class À Amplifier questions A. If the amplifier input signal is 10 mV, what is the effective output power Po(rms) and the efficiency. B. determine whether the amplifier operate in the class A region. C.If the amplifier is not operated in the class A operating region, what is the required bias resistorRB to ensure class A operation.
Common Drain Amplifier (Source Follower) 1,Derive an expression for the small-signal gain of the common-drain amplifier in Figure in terms of g_m and R. (show all work) 2,What value would the small-signal gain converge to if R becomes much larger than 1/g_m? 3,What is the small-signal gain for = 7.25 mS and = 400Ω ?
Sketch the inverting amplifier and derive an expression for the gain of the amplifier.
2: Determine the value of small-signal parameter rπ of Q1 for the circuit shown below.
Consider the common-source amplifier shown in Figure P11.50. The NMOS transistor has KP=50 μA/V2, L=5 μm, W=500 μm, Vto=1 V and rd=∞.a. Determine the values of IDQ, VDSQ and gm. b. Compute the voltage gain, input resistance, and output resistance, assuming that the coupling capacitors are short circuits for the ac signal. Repeat Problem P11.50 for an NMOS transistor having KP=50 μA/V2, W=600 μm, L=20 μm, Vto=2 V and rd=∞. Compare the gain with that attained in Problem P11.50.
According to the circuit in Figure 2:a. Describe the functions of the capacitors in the circuit and their effect on the circuit.b. If the input resistance of RS was added to the amplifier circuit, what would its effect be on the circuit? Please explain.c. Explain the effect of the RL load resistance to be connected to the output of the amplifier circuit after the capacitor on the Circuit's AV strengthening.
Determine the dc levels for the currents (IB1, IC1 and IE2 only) of the direct-coupled amplifier of Figure. Note that it is a voltage-divider bias configuration followed by a common-collector configuration; one that is excellent in cases wherein the input impedance of the next stage is quite low. The common-collector amplifier is acting like a buffer between stages.
Suppose we have an amplifier with Ri=200 Ω, Ro=1 kΩ and Aisc=50. Determine the values (including units) of Avoc, Rmoc and Gmsc for this amplifier. Then draw each of the four models for the amplifier showing the value of each parameter.
For 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?