Question 2: Common Collector/Emitter followerFor the amplifier circuit below, the transistor parameters are lco= 0.84 mAB = 100, VBE = 0.7 V and VA1) Draw the mid-frequency AC equivalent circuit of the amplifier.2) Determine the amplifier input impedance, Zi and output impedance,Zo.3) Determine the voltage gain, Avs=Vo/Vs4) Determine the current gain, Ai=IL/li%3D= 00.+10VIca=0.84mARs0.5k20.1uF I;C20. 1uFHEo Vo100knRE10k2RL10ks2Z-10VZ. If the parameters for the BJT in Figure Q.1(b) are given as B140, VBE = 0.7 V,%3DVT= 26 mV and VA= 00. Given that collector current, Ic is 4.2 mA and R1 || R2 = 500 k2:20 VRC900 2C2 = 0.1 µFHER1VoC1 = 1 µFRL100 2Rs500 2ZoRE1 k2R2CE = 1 µFVsFigure Q.1(b)(i)Draw and label the small-signal hybrid-n equivalent circuit at middle frequency.(ii) Determine the input impedance, Zi and output impedance, Zo.(ii1) Calculate the mid-band voltage gain, Av= Vo/vi.

Answered: Image /qna-images/answer/5e7c046c-57e3-4e69-821a-9e15cbf4cf8f.jpg

Question 2: Common Collector/Emitter follower For the amplifier circuit below, the transistor parameters are lco= 0.84 mA B = 100, VBE = 0.7 V and VA 1) Draw the mid-frequency AC equivalent circuit of the amplifier. 2) Determine the amplifier input impedance, Zi and output impedance, Zo. 3) Determine the voltage gain, Avs=Vo/Vs 4) Determine the current gain, Ai=IL/li %3D = 0, +10V Ica=0.84mA Rs 0.5k2 0.1uF I; C2 0.1µF HE o Vo 100kn RE 10k2 RL 10ks2 -10V Z.

Question 2: Common Collector/Emitter follower For the amplifier circuit below, the transistor parameters are lco= 0.84 mA B = 100, VBE = 0.7 V and VA 1) Draw the mid-frequency AC equivalent circuit of the amplifier. 2) Determine the amplifier input impedance, Zi and output impedance, Zo. 3) Determine the voltage gain, Avs=Vo/Vs 4) Determine the current gain, Ai=IL/li %3D = 0, +10V Ica=0.84mA Rs 0.5k2 0.1uF I; C2 0.1µF HE o Vo 100kn RE 10k2 RL 10ks2 -10V Z.

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

1a
Diagram show biasing by feedback resistor method.Calculate (i) collector current, and (ii) collector voltage, Given that ß = 100 and transistor is made of sillicon.
Elecronics Engineering
answer part b,c, and d
2. The parameters of the transistor as shown in the figure below are ß = 100 and VA = 100V. a. Find the dc voltages at the base and emitter terminals. b. Find Rc such that VCEQ = 3.5V. c. Assuming Cc and CE act as short circuits, determine the small-signal voltage gain Av = Vo/Vs. d. Repeat part (c) if a 5000 source resistor is in series with the vs signal source. V+ = +5 V Rs = 100 £2 www Us Cc RB = 10 ΚΩ I= Iausmi 0.35 mA www RC -000 V=-5 V CE
Subject : Electronics Engineering Draw and explain a small signal high frequency CE model of a transistor.
Which of the following is the basic feature of the emitter-connected amplifier circuit? I. It has voltage gain II. It has current gain III. There is a 180 degree phase difference between the input signal and the output signal
choose the correct answer 6-If the collector resistance is shorted,the ac output voltage willa-Decrease. b-Increase. c-Remain the same. d-Equal zero. 7-If input impedance of the second stage decreases, the voltage gain of the first stage willa-Decrease. b-Increase. c-Remain the same. d-Equal zero.
For the p-channel JFET circuit in the Figure, the transistor parameters are: /oss = 2 mA, Vp = |1.75| V. (a) Determine Ipo and Vspo- (b) Give the small signal model (c) Determine the small-signal voltage gains Av = vo/vi QUESTION I: For the p-channel JFET circuit in the Figure, the transistor parameters are: Ioss = 2 mA, Vp = |1.75| V. (a) Determine Ipo and Vspo- (b) Give the small signal model (c) Determine the small-signal voltage gains Av = vo/vi VDD = 10 V Rg = 5 k£2 R1 = 90 kQ %3D Cc2 RL = 10 k2 R2 = 110 k2 ww
Q3. The transistor parameters in the ac equivalent circuit shown in the figure below are ß1 = B2 = 100, VA1= VA2 =00, Vr= 0.026 v, Icoi = 0.5 mA, and Ico2 = 2 mA. (a) Find the small-signal voltage gain Avi = Vo1/Vi . (b) Determine the small-signal voltage gain Av2 = Vo2/Vo1. (c) Determine the overall small signal voltage gain A,= Vo2/Vị . RE2 C4 k2 Solution: o Vo2 Vol Q2 Rci = 4 k2
Q6. Determine small signal voltage gain if VCEO =4.5 V. Transistor parameters (NMOS): k, = 100 pA/V, VIN-1 v, and A= 0.01 V. Transistor parameters (BJT): B = 100, VaE(on)= 0.7 V, and VA=00. 10V 8V Yo -38.08 b. -47.48 Oc -56.84 d-77.54 -66.15 -30.57