(a) A common source amplifier circuit is shown in Fig. 4(a) and is operating in the saturationregion. The parameters of the MOSFET are, K, = 2 mA/V?, VTN = 1 V and Va = 0 V.(i) Determine the values of Vasq, IDQ and gm(ii) Design the amplifier circuit for small-signal voltage gain |Aps| = vo/v, = 5 bydetermining the value of drain resistance Rp.9+ 10VR =Rp200knCao+ voRsi =SknwwwHER=20 knR =sõknRs =0.5 kn-RAR-Fig. 4(a)ww

Answered: Image /qna-images/answer/01797605-6a67-4f07-9245-0d256f9eae0d.jpg

(a) A common source amplifier circuit is shown in Fig. 4(a) and is operating in the saturation region. The parameters of the MOSFET are, K, = 2 mA/V², VTN = 1 V and VA = o V. (i) Determine the values of Vesq, Ipq and gm- (ii) Design the amplifier circuit for small-signal voltage gain |Aps| = vo/v, = 5 by determining the value of drain resistance Rp. 오+10V R = Rp 200kn Ca o+ vo Rsj = Skn wwHE R= 20 kn R = sõkn Rs= 0.5 kn -RAR- Fig. 4(a) ww ww

(a) A common source amplifier circuit is shown in Fig. 4(a) and is operating in the saturation region. The parameters of the MOSFET are, K, = 2 mA/V², VTN = 1 V and VA = o V. (i) Determine the values of Vesq, Ipq and gm- (ii) Design the amplifier circuit for small-signal voltage gain |Aps| = vo/v, = 5 by determining the value of drain resistance Rp. 오+10V R = Rp 200kn Ca o+ vo Rsj = Skn wwHE R= 20 kn R = sõkn Rs= 0.5 kn -RAR- Fig. 4(a) ww ww

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

3. A two-stage amplifier using current mirror bias is shown below. (a) Determine the drain current of Q1 and Q2. (b) Determine the small-signal gain (Vout/Vin). (c) If Cgs = 0.5 pF, Cgd = 0.3 pF for Q2, and CL = 1 pF, determine the high-frequency f3dB. Neglect all other capacitances. (d) Sketch the Bode plot of the 2nd-stage Vout/vx for both magnitude (dB) and phase (degree). Show the important values in the plots. Assume the initial phase of v, is -180° VDD= 3.5 V Q P Vino bias=1 mA Q Q₁ wwll Vx QE Rs = 100 ohm Q₂₂ Vout CL HC 200 μA/V2, HpC= 100 μA/V² (W/L),= (W/L)4= 20, (W/L)₂= 10 (W/L)2 (W/L) 5 = 40 Vtn = |Vtpl= 0.7 V VAn= 20 V, VAp= 40 V
The transistor shown has VTH = -0.5 V and kp = 2 mA/V². If VDD = 5 V, determine the Gain of the amplifier when the input signal is biased at 3.6 V. You can assume the transistor to be operating in saturation mode. VDD VI 2 K vo
In the circuit shown in Figure 1, the input signal vsig is a small sine-wave signal with zeroaverage. The transistor β is 100.Figure 1: BJT Amplifier(a) For RL = 10KΩ, draw the small-signal equivalent circuit of the amplifier and determineits overall voltage gain.(b) What is the input resistance of the amplifier circuit?
1. Assume that the source voltage for the D-MOSFET in the following figure is measured and found to be 1.6 V. a. Compute lo and Vos- b. If gm = 2000 umho, what is the voltage gain? c. Compute the input resistance of the amplifier. d. Is the D-MOSFET operating in the depletion or the enhancement mode? 100 my pp 1.0 kHz HI C₁ 0.1 µF R₁ 5.1 ΜΩ R₂ 10 ΜΩ +VDD +24 V ① RD 2.7 C3 Rs 330 Ω OV ORI C₂ 33 μF
A field effect transistor (FET) A. Uses a forward bias p-n junction, B. Uses a high concentration emitter junction, C. Has a very high input resistance, D. Depends on flow of minority carrier. As compared to transistor amplifier JFET amplifier has A. Higher voltage gain, less input impedance, B. Less voltage gain, less input impedance, C. Less voltage gain, higher input impedance, D. Higher voltage gain, higher input impedance. The pinch off voltage is the voltage A. At which gate source junction breaks down, B. Which causes depletion regions to meet, C. The voltage applied between drain & source, D. Neither of these. O If properly biased JFET acts as A. Current controlled current source, B. Voltage controlled voltage source, C. Voltage controlled current source, D. Current controlled voltage source.
(a) Using the hybrid-pi model with early voltage effect, compute the small signal voltage gain, Av, input resistance and output resistance for the CE BJT amplifier shown below. Q1. Vcc = 12 V B=100 VBE(ON) = 0.7V V = 100V R = 93.7k2 * R=6 k2 Vo Rs = 0.5 k2 C B E R,= 6.3 k2 Figure Q1(a)
The transistor shown has VTH = -0.5 V and kp = 2 mA/V². If VDD = 5 V, determine the Gain of the amplifier when the input signal is biased at 3.6 V. You can assume the transistor to be operating in saturation mode. VI Ţ VDD 2 K www" vo
For the circuit given below: Vcc =30V , R1=1k a) Find out the ideal maximum peak output voltage . b) Find out the ideal maximum peak output current. c) If VBIAS is less than 0.7V, how it will affect the output? d) If VCE(SAT) =0.2V , then what will be the maximum and minimum limit of the output? e) Draw the transfer characteristics curve for this amplifier using part d ? +Vcc -VBIAS Output Input Signal -VEIAS R -Vcc Class AB amplifier
2. Draw the small-signal equivalent model of the following circuit. Using the model, and assuming the transistor parameters of M₁ and M2 to be identical and AM1 = AM2 = 0, a) Find the relation between the transconductance, 9m of M₁ and M2. b) Find the relation between the input voltage v₁ and Vgs1. c) Find the output voltage, vo. d) Find the small signal voltage gain, Av. V+ = 5 V m R3 M₂ M₁ RD الله Vo
b)The transistor consists of three terminals. The main reason for designing configurations is that it requires four terminals in order to provide the input and the output connections of the circuit for effective amplification. Now in your own words describe how Bipolar Transistors Transistor ( BJT ) various configurations are designed with relating diagrams. In your own estimation evalute which one is most widely used when looking at appreciable output for an amplifier?
Q.4: In the BJT amplifier circuit of figure 4, the DC bias current Ic is 2.3 mA. The transistor has a =100 and Early voltage V₁ =100 Volts. 100 ΚΩ +10 V 3 ΚΩ Va Figure 4 (a) Draw the small-signal ac equivalent model for the amplifier and show the values of the ac parameters gm, rm, ro. (b) Find the voltage gain vo/vs. (c) Up to what value of vs the amplifier will operate properly (i.e., the BJT shall remain in the active mode)?
Common Collector Amplifier :Report 1.The common collector amplifier circuit has neither RC nor CE , why? 2.Compare your experimental results with expected theoreticl results 3. What are the advantages & disadvantages of this type of amplifiers