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Q5 Figure 4 is a common-source circuit. The PMOS transistor parameters are VTP = -0.6V, Kp...
Score 2. (22 points) For the circuit in Figure 2, the transistor parameters are: 2 0,...
Score 2. (22 points) For the circuit in Figure 2, the transistor parameters are: 2 0, VN=2V, Ka-1mA/V2, all the capacitors are assumed to act as short circuits at the signal frequency (1) Calculate the Q-point (Vos. I Vos); (2) Sketch the small-signal equivalent circuit, you must label the polarities of the voltages and the direction of the current; (3) Determine the voltage gain A, vo/v (4) Determine the input resistance Ri and output resistance Ro V1 5 10 V...
4. Design the circuit of Figure 4 so that the transistor operates in saturation with ID0.5mAand V3V. Let the enhancement-type PMOS transistor have VV and k, (w/L)-1m4/V2. Assume λ-Ο What is the...
4. Design the circuit of Figure 4 so that the transistor operates in saturation with ID0.5mAand V3V. Let the enhancement-type PMOS transistor have VV and k, (w/L)-1m4/V2. Assume λ-Ο What is the largest value that RD can have while maintaining saturation-region operation? VDD-+5 V o-0.5mA RG2 RG2 RD Figure 4
4. Design the circuit of Figure 4 so that the transistor operates in saturation with ID0.5mAand V3V. Let the enhancement-type PMOS transistor have VV and k, (w/L)-1m4/V2. Assume λ-Ο What...
The circuit 3-The circuit of problem # 2 is subjected to a small ac input by the signal generator. By neglecting the voltage drop across the coupling and bypass capacitors, determine the small signa...
The circuit
3-The circuit of problem # 2 is subjected to a small ac input by the signal generator. By neglecting the voltage drop across the coupling and bypass capacitors, determine the small signal voltage gain Vo/ Vì = Avi , input resistance Ri-vi / ii and the output resistance Ro external to R Avi= Ri= , Ro The accompanying circuit shows a 4-resistor biased JFET transistor Determine the values of Rp and Rs so that the Q-point is equal...
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...
Problem#1 Consider the circuit. The circuit parameters are Vpp = 3.3 V, RD = 8 k1,...
Problem#1 Consider the circuit. The circuit parameters are Vpp = 3.3 V, RD = 8 k1, R, = 240 k12, R2 = 60 k22, and Rs = 2 k12. The transistor parameters are Vrn = 0.4 V, k', = 100 MA/V?, W/L = 80, and 1= 0.02 V!. (a) Determine the quiescent values Ipo and Vpsp. Ans: 0.27 mA; 1.14 V. (b) Find the small-signal parameters g.m and ro. Ans: 2.078 mA/V; 185 62. (e) Determine the small-signal voltage gain...
please help with 1&2 Problem i. Common-Gate Amplifier: Assume kp = 2 mA/V, VTp = -1...
please help with 1&2
Problem i. Common-Gate Amplifier: Assume kp = 2 mA/V, VTp = -1 V.=y=0. Determine the following: (5 pt) 1) Vos and VDS (5 pt) 2) The small-signal parameters, go andro (7.5 pt) 3) Draw small-signal equivalent circuit (7.5 pt) 4) Input Resistance, Rin (7.5 pt) 5) Output Resistance, Rout (15 pt) 6) Small-signal Voltage Gain; A, = Yout +15 V -15 V ima 0 1 ko 50 kn Rout (50 pt) Problem 2. Common-Source Amplifier: Assume...
An amplifier circuit using a bipolar transistor is shown in Figure Q5. (a) State, with a valid re...
An amplifier circuit using a bipolar transistor is shown in
Figure Q5.
(a) State, with a valid reason, whether this amplifier is an
emitter follower
or a common emitter configuration.
(b) Redraw Figure Q5 as a large signal equivalent circuit. Show
that:
(c) Show that the input voltage, vISAT to produce the onset of
saturation for
T1 is given by:
(d), confirm, by calculation, that
T1 is in saturation.
(e) Calculate the current in the lamp when T1 is in...
An analogue amplifier circuit is shown in Figure 1 below. VDD Q5 15V JL - Vout...
An analogue amplifier circuit is shown in Figure 1 below. VDD Q5 15V JL - Vout Irer RI Vina JET T7T Figure 1 Integrated amplifier circuit. Circuit Data: Vpp = 15 V, IREF = I1 = I2 = 1.0 mA Transistor Data: Q1: NMOS, un Cox = 80 A/V?, W/L = 100 um/0.8 um, Vtn = 0.8 V, L = 0.10 um/V Q2: NPN BJT, B = 100, Vbe = 0.7 V, VA = 150 V Q3, Q4: NMOS, un...
The transistor parameters in the circuit of Figure 4 are Beta = 65, VBE (ON) =...
The transistor parameters in the circuit of Figure 4 are Beta =
65, VBE (ON) = 0.7V and VA = 50V. Determine a) Zi, b) Zo and c) Av
using the Pi model. Be sure to draw the equivalent circuit in
AC.
+5V 10k VO 8 330 w Zo 220K ୮ zi 100k 16k -5V
The NMOS transistor in the circuit below has the following parameters: (W/L).(KP2)-826pA/V2, and VA-50V. ,-0.9V, K...
The NMOS transistor in the circuit below has the following parameters: (W/L).(KP2)-826pA/V2, and VA-50V. ,-0.9V, K a. Calculate the drain-to-source resistance (rds) value. (Hint: VA- 1/) b. What is the value of the transconductance (gm)? (ignore A ONLY for this part) C. What is the value of the DC voltage Vo? (ignore λ ONLY for this part) d. Draw the small-signal equivalent circuit (including rds) e. Find the equation of the small-signal voltage gain Av-Vo/vi. This equation should be in...
Score 2. (22 points) For the circuit in Figure 2, the transistor parameters are: 2 0, VN=2V, Ka-1mA/V2, all the capacitors are assumed to act as short circuits at the signal frequency (1) Calculate the Q-point (Vos. I Vos); (2) Sketch the small-signal equivalent circuit, you must label the polarities of the voltages and the direction of the current; (3) Determine the voltage gain A, vo/v (4) Determine the input resistance Ri and output resistance Ro V1 5 10 V...
4. Design the circuit of Figure 4 so that the transistor operates in saturation with ID0.5mAand V3V. Let the enhancement-type PMOS transistor have VV and k, (w/L)-1m4/V2. Assume λ-Ο What is the largest value that RD can have while maintaining saturation-region operation? VDD-+5 V o-0.5mA RG2 RG2 RD Figure 4
4. Design the circuit of Figure 4 so that the transistor operates in saturation with ID0.5mAand V3V. Let the enhancement-type PMOS transistor have VV and k, (w/L)-1m4/V2. Assume λ-Ο What...
The circuit
3-The circuit of problem # 2 is subjected to a small ac input by the signal generator. By neglecting the voltage drop across the coupling and bypass capacitors, determine the small signal voltage gain Vo/ Vì = Avi , input resistance Ri-vi / ii and the output resistance Ro external to R Avi= Ri= , Ro The accompanying circuit shows a 4-resistor biased JFET transistor Determine the values of Rp and Rs so that the Q-point is equal...
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...
Problem#1 Consider the circuit. The circuit parameters are Vpp = 3.3 V, RD = 8 k1, R, = 240 k12, R2 = 60 k22, and Rs = 2 k12. The transistor parameters are Vrn = 0.4 V, k', = 100 MA/V?, W/L = 80, and 1= 0.02 V!. (a) Determine the quiescent values Ipo and Vpsp. Ans: 0.27 mA; 1.14 V. (b) Find the small-signal parameters g.m and ro. Ans: 2.078 mA/V; 185 62. (e) Determine the small-signal voltage gain...
please help with 1&2
Problem i. Common-Gate Amplifier: Assume kp = 2 mA/V, VTp = -1 V.=y=0. Determine the following: (5 pt) 1) Vos and VDS (5 pt) 2) The small-signal parameters, go andro (7.5 pt) 3) Draw small-signal equivalent circuit (7.5 pt) 4) Input Resistance, Rin (7.5 pt) 5) Output Resistance, Rout (15 pt) 6) Small-signal Voltage Gain; A, = Yout +15 V -15 V ima 0 1 ko 50 kn Rout (50 pt) Problem 2. Common-Source Amplifier: Assume...
An amplifier circuit using a bipolar transistor is shown in
Figure Q5.
(a) State, with a valid reason, whether this amplifier is an
emitter follower
or a common emitter configuration.
(b) Redraw Figure Q5 as a large signal equivalent circuit. Show
that:
(c) Show that the input voltage, vISAT to produce the onset of
saturation for
T1 is given by:
(d), confirm, by calculation, that
T1 is in saturation.
(e) Calculate the current in the lamp when T1 is in...
An analogue amplifier circuit is shown in Figure 1 below. VDD Q5 15V JL - Vout Irer RI Vina JET T7T Figure 1 Integrated amplifier circuit. Circuit Data: Vpp = 15 V, IREF = I1 = I2 = 1.0 mA Transistor Data: Q1: NMOS, un Cox = 80 A/V?, W/L = 100 um/0.8 um, Vtn = 0.8 V, L = 0.10 um/V Q2: NPN BJT, B = 100, Vbe = 0.7 V, VA = 150 V Q3, Q4: NMOS, un...
The transistor parameters in the circuit of Figure 4 are Beta =
65, VBE (ON) = 0.7V and VA = 50V. Determine a) Zi, b) Zo and c) Av
using the Pi model. Be sure to draw the equivalent circuit in
AC.
+5V 10k VO 8 330 w Zo 220K ୮ zi 100k 16k -5V
The NMOS transistor in the circuit below has the following parameters: (W/L).(KP2)-826pA/V2, and VA-50V. ,-0.9V, K a. Calculate the drain-to-source resistance (rds) value. (Hint: VA- 1/) b. What is the value of the transconductance (gm)? (ignore A ONLY for this part) C. What is the value of the DC voltage Vo? (ignore λ ONLY for this part) d. Draw the small-signal equivalent circuit (including rds) e. Find the equation of the small-signal voltage gain Av-Vo/vi. This equation should be in...
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