gm = 1.6 mS, r(pi)= 62.5 kOhm, ro= 1.875 MOhm, Rin= 39.2 kOhm, Rout= 37.6 kOhm, Av = -59, Av with RE added = -14.6, RiB with RE added = 264.5 kOhm
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gm = 1.6 mS, r(pi)= 62.5 kOhm, ro= 1.875 MOhm, Rin= 39.2 kOhm,
Rout= 37.6 kOhm,...
All questions refer to textbook problem 13.59. For questions 7-11, a 2 kq unbypassed Re is...
All questions refer to textbook problem 13.59. For questions 7-11, a 2 kq unbypassed Re is added to the ac circuit. Assume the Q-point and small-signal parameters are unchanged. Note the CE amplifier with Reis in section 14.2 What is Rin with the Rę added? 72.6 k 2 38.5 ko 100k 264.5 k 2 Question 10 (1 point) All questions refer to textbook problem 13.59. For questions 7-11, a 2 kq unbypassed Rę is added to the ac circuit. Assume...
answer all R; " Problem 2) What are the values of Rin, Rout, Ay, and A,...
answer all
R; " Problem 2) What are the values of Rin, Rout, Ay, and A, for the amplifier given if R = 5000, R3 = 1MA, RE = 120k2, Rc = 56k2, R3 = 500kn, Vcc = 15V, -Vee = -15V? Assume Q-point of the transistor is known as (0.109mA, 12.2V). Use B. = 100 and assume VA = 00. (a) Find the small-signal parameters (9m, Pero). (b) Draw the small-signal model for the circuit." (c) Compute Rin, Rout,...
5. (20 points) For the amplifier in the following figure: +Vcc Rout Rc C3 R2 Rin Ri 1 k R3 Vo Vi R1 RE -VEE a) Draw the de equivalent circuit and find the Q-point. Assume B -75 b) Draw the equiv...
5. (20 points) For the amplifier in the following figure: +Vcc Rout Rc C3 R2 Rin Ri 1 k R3 Vo Vi R1 RE -VEE a) Draw the de equivalent circuit and find the Q-point. Assume B -75 b) Draw the equivalent circuit used for ac analysis. Find the values in Thevenin equivalent representation for the amplifiers between C, and C as shown below. What is the maximum value of v, that satisfies the small- signal assumption? Rout Ri vi...
Voc Ri Rc C2 + RS G Q2N3904 RL Vout 2 R2 RE CE Rin Rout...
Voc Ri Rc C2 + RS G Q2N3904 RL Vout 2 R2 RE CE Rin Rout Cu B 1x B C o + V be : Cr 8m'be E VCC R R2 Rc RE RS RL С. Cz CE 12 V 8.2 kg 3.9 ko 6.3 k2 3.3 kΩ 3 ko 3.9 ko 10 uF 1uF 100 u Assume the 2N3904 has a 8 =100, Veron} = 0.7V, VA= 100V, C=100, C=13.9pF and Ce=8pF. Use the emission coefficient as n...
4. For the amplifier in the figure below use the parameters in the table: +Vcc Re VBE- 0.7V, Ri- ...
4. For the amplifier in the figure below use the parameters in the table: +Vcc Re VBE- 0.7V, Ri- 1002, R1-160k2, R2-320k2 R3-200k2, R6-40 k2, Rc-60k2, Vcc- 12V, Ry Do a) Draw the DC equivalent circuit and calculate the Q-point. c) Draw the AC equivalent circuit with the small signal model for the transistor. d) Calculate the voltage gain, Av-Vo/vi. Assume ro infinite. e) Draw the circuit to find the amplifier input resistance (Rin). Calculate Rin f Draw the circuit...
A common source amplifier circuit based on a single n-channel MOSFET is shown in Figure 4b. Assume that the transconductance gm-60 mS (equivalent to mA/ V) and drain source resistance, os,...
A common source amplifier circuit based on a single n-channel MOSFET is shown in Figure 4b. Assume that the transconductance gm-60 mS (equivalent to mA/ V) and drain source resistance, os, is so large it may be neglected. 0) Calculate the open circuit voltage gain Av Yout/ Vis. i) The amplifier has a load of 10 k2. Determine the current gain Va. = 12 V 150k 4k3 Vout Vin 200k GND = 0 V Figure 4b a) State the name...
Electronics1. It's a multiple choices question. use the formula sheet if needed (the last picture). Question...
Electronics1. It's a multiple choices question. use the formula
sheet if needed (the last picture).
Question 9 CIRCUIT X/FIG.9 (5 Marks) Statement: Consider the RC-coupled amplifier circuit illustrated in Fig. 9 (CIRCUIT X). Sketching relevant output (V-I) characteristics that decide Q-point coordinates and DC load-line details of the NPN-BJT/Si circuit of Fig. 9 of Circuit x) Further, establish an appropriate AC-load line and decide the maximum swing of the output voltage across Road with respect to the Q-point. Assume the...
Electronics1. It's a multiple choices question. use the formula sheet if needed (the last picture). Question:...
Electronics1. It's a multiple choices question. use the
formula sheet if needed (the last picture).
Question: 10 CIRCUIT Y/FIG.10 (5 Marks) Statement: Consider the RC-coupled amplifier circuit illustrated in Fig. 10 (CIRCUIT Y). Sketching relevant output (Vc-le) characteristics, decide Q-point coordinates and DC load-line details of the NPN-BJT/Si circuit of Fig.10 of Circuit Y). Further, establish an appropriate AC-load line and decide the maximum swing of the output voltage across Road with respect to the Q-point. Assume the input signal...
All questions refer to textbook problem 13.59. For questions 7-11, a 2 kq unbypassed Re is added to the ac circuit. Assume the Q-point and small-signal parameters are unchanged. Note the CE amplifier with Reis in section 14.2 What is Rin with the Rę added? 72.6 k 2 38.5 ko 100k 264.5 k 2 Question 10 (1 point) All questions refer to textbook problem 13.59. For questions 7-11, a 2 kq unbypassed Rę is added to the ac circuit. Assume...
answer all
R; " Problem 2) What are the values of Rin, Rout, Ay, and A, for the amplifier given if R = 5000, R3 = 1MA, RE = 120k2, Rc = 56k2, R3 = 500kn, Vcc = 15V, -Vee = -15V? Assume Q-point of the transistor is known as (0.109mA, 12.2V). Use B. = 100 and assume VA = 00. (a) Find the small-signal parameters (9m, Pero). (b) Draw the small-signal model for the circuit." (c) Compute Rin, Rout,...
5. (20 points) For the amplifier in the following figure: +Vcc Rout Rc C3 R2 Rin Ri 1 k R3 Vo Vi R1 RE -VEE a) Draw the de equivalent circuit and find the Q-point. Assume B -75 b) Draw the equivalent circuit used for ac analysis. Find the values in Thevenin equivalent representation for the amplifiers between C, and C as shown below. What is the maximum value of v, that satisfies the small- signal assumption? Rout Ri vi...
Voc Ri Rc C2 + RS G Q2N3904 RL Vout 2 R2 RE CE Rin Rout Cu B 1x B C o + V be : Cr 8m'be E VCC R R2 Rc RE RS RL С. Cz CE 12 V 8.2 kg 3.9 ko 6.3 k2 3.3 kΩ 3 ko 3.9 ko 10 uF 1uF 100 u Assume the 2N3904 has a 8 =100, Veron} = 0.7V, VA= 100V, C=100, C=13.9pF and Ce=8pF. Use the emission coefficient as n...
4. For the amplifier in the figure below use the parameters in the table: +Vcc Re VBE- 0.7V, Ri- 1002, R1-160k2, R2-320k2 R3-200k2, R6-40 k2, Rc-60k2, Vcc- 12V, Ry Do a) Draw the DC equivalent circuit and calculate the Q-point. c) Draw the AC equivalent circuit with the small signal model for the transistor. d) Calculate the voltage gain, Av-Vo/vi. Assume ro infinite. e) Draw the circuit to find the amplifier input resistance (Rin). Calculate Rin f Draw the circuit...
A common source amplifier circuit based on a single n-channel MOSFET is shown in Figure 4b. Assume that the transconductance gm-60 mS (equivalent to mA/ V) and drain source resistance, os, is so large it may be neglected. 0) Calculate the open circuit voltage gain Av Yout/ Vis. i) The amplifier has a load of 10 k2. Determine the current gain Va. = 12 V 150k 4k3 Vout Vin 200k GND = 0 V Figure 4b a) State the name...
Electronics1. It's a multiple choices question. use the formula
sheet if needed (the last picture).
Question 9 CIRCUIT X/FIG.9 (5 Marks) Statement: Consider the RC-coupled amplifier circuit illustrated in Fig. 9 (CIRCUIT X). Sketching relevant output (V-I) characteristics that decide Q-point coordinates and DC load-line details of the NPN-BJT/Si circuit of Fig. 9 of Circuit x) Further, establish an appropriate AC-load line and decide the maximum swing of the output voltage across Road with respect to the Q-point. Assume the...
Electronics1. It's a multiple choices question. use the
formula sheet if needed (the last picture).
Question: 10 CIRCUIT Y/FIG.10 (5 Marks) Statement: Consider the RC-coupled amplifier circuit illustrated in Fig. 10 (CIRCUIT Y). Sketching relevant output (Vc-le) characteristics, decide Q-point coordinates and DC load-line details of the NPN-BJT/Si circuit of Fig.10 of Circuit Y). Further, establish an appropriate AC-load line and decide the maximum swing of the output voltage across Road with respect to the Q-point. Assume the input signal...
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