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The depicted circuit represents a CE gain stage. Find a value for the dc input resistance ri (in ...
Q1. For the cascade amplifier circuit shown in Fig (1): a) What are the functions of the capacitors C, C2 and C3? And w...
Q1. For the cascade amplifier circuit shown in Fig (1): a) What are the functions of the capacitors C, C2 and C3? And what are the functions of the capacitors Cs and CE? b) What are the functions of the resistors RD and Rc? c) Draw the DC biasing circuits for each stage. d) Find loa, VGsa, VDs and gm for the JFET stage (you may use either mathematical or graphical methods) e) Calculate l, Ic, le and Ve for...
3) BJT Gain Stage 1 mA BJT Parameters β 100 nVr-30 mV 5V Vo 6meg c,,-8 pF Vi 500 27u Vs VB is an ...
3) BJT Gain Stage 1 mA BJT Parameters β 100 nVr-30 mV 5V Vo 6meg c,,-8 pF Vi 500 27u Vs VB is an ideal dc voltage source a) What type of gain stage is realized by this BJT amplifier? b) Find a value for the input resistance Ri seen at node Vi. c) Find a value for the mid-band voltage gain Av-Vo/Vs. d) Determine the upper corner frequency fp2 imposed by the parasitic caps of the BJT
3) BJT...
3. Design a n-channel JFET C-S amplifier circuit for the following specifications Voltage Gain input resistance...
3. Design a n-channel JFET C-S amplifier circuit for the following specifications Voltage Gain input resistance Ri-100kΩ Load resistanceR2k2 Given supply voltage VDD 20V Αν--10 Rss is fully bypassed The input source resistance Rs 02, Ipss-8mA and Vp4V Assume RD and R1 but must find R2 and RSS using the given specifications. Find the DC Operating Points values (VGs, ID and VDs) Draw the actual circuit and its ac equivalent circuit
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...
In the CE amplifier shown below, a. Find the transistor DC operating points. Check what region...
In the CE amplifier shown below, a. Find the transistor DC operating points. Check what region of operation the transistor is biased at. b. Calculate the small signal voltage gain, the input resistance looking into the base of the transistor, and the output resistance looking down at the collector. c. Find the small signal current gain, 으 VBE,ON = 0.6V, and β = 100, VA = 00, Base current may be ignored if possible
Exercise 12.13 Derive expressions for the voltage gain, input resistance, and output resistance of the common-gate...
Exercise 12.13 Derive expressions for the voltage gain, input resistance, and output resistance of the common-gate amplifier shown in Figure 12.29, assuming that ra is an open circuit Answer The small-signal equivalent circuit is shown in Figure 12.30. A Rin 1/(gm 1/Rs); Ro = Rp. gmR/; +VDD С2 + RL Vo CL R + Vin v(t) -Vss W Ri Rp R 8mVgs Vo Rs Vin + v(t)
Exercise 12.13 Derive expressions for the voltage gain, input resistance, and output resistance...
ECE 330 Electronics Homework #4 Name: 1. Determine the r-parameters for the transistor of the fig...
ECE 330 Electronics Homework #4 Name: 1. Determine the r-parameters for the transistor of the figure below, and draw (15 points) signal equivalent circuit. Assume β 150 tlo Rs 10μF 2N2222A RI S 4.7 ks2 Determine all the parameters for the CE amplifier with gain stabilization shown below, using the approximate transistor model (neglecting the effect of ro) Vcc 16 V 4. (15 points) Assume β-160 Ri 30 kQ 2N3904 's100 mV Rg
ECE 330 Electronics Homework #4 Name: 1....
6. Find Vi in the following circuit if VR2 3 V, I -2 A, RI 100...
6. Find Vi in the following circuit if VR2 3 V, I -2 A, RI 100 , and R2 50 . Ry VR R.y 7. What is the output voltage (Vo) of the summing op-amp below? 1000 kn 200 k2 50 k2 +5 V 100 k2 -5 V V. out 8. For the operational amplifier circuit depicted below: a. Determine Vout in terms of the resistors: Ri, R2, R3, R4 and I R1 qut R- (current source) for the operational...
Answer A & B & C as fast as u can 1. The amplifie parameters for...
Answer A & B & C as fast as u can
1. The amplifie parameters for each transistor and circuit components are given in the figure, 100 for both Q1 and Q2, and VeEVEe 0.7V. VA 200V for Q1, and VAo for r of the following figure consists of two CE amplifiers connected in cascade. The consider the β and capacitor is very large. (120 pts) RI V. Q2 -4V culate corresponding DC currents (U-) and DC voltages (V-Vs) through...
A common-emitter BJT amplificr is shown in Fig.8.1. Note the DC biasing values and the BJTsmall-s...
A common-emitter BJT amplificr is shown in Fig.8.1. Note the DC biasing values and the BJTsmall-signalmodel parameters from the class-signment #9 on DC Bia ing. Neglect the value of Rs in your calculations, k1 Rs-a k2: 1· Cal ulatethesmall-agalpannetas ofthe amplifi randcompletethecalculated valuesinTable8-1 Smalls-signal voltage gai, AVk Small-signal input resistance,k, Small-signaloutput resistance, Ro VW RC 2k C2 RB 570k Rs C1 1 10uP 0.1m 1 Vs CE RE 2k SINE(0 1mV 1kHz 0 0 00) tran 0 2ms 0 1us...
Q1. For the cascade amplifier circuit shown in Fig (1): a) What are the functions of the capacitors C, C2 and C3? And what are the functions of the capacitors Cs and CE? b) What are the functions of the resistors RD and Rc? c) Draw the DC biasing circuits for each stage. d) Find loa, VGsa, VDs and gm for the JFET stage (you may use either mathematical or graphical methods) e) Calculate l, Ic, le and Ve for...
3) BJT Gain Stage 1 mA BJT Parameters β 100 nVr-30 mV 5V Vo 6meg c,,-8 pF Vi 500 27u Vs VB is an ideal dc voltage source a) What type of gain stage is realized by this BJT amplifier? b) Find a value for the input resistance Ri seen at node Vi. c) Find a value for the mid-band voltage gain Av-Vo/Vs. d) Determine the upper corner frequency fp2 imposed by the parasitic caps of the BJT
3) BJT...
3. Design a n-channel JFET C-S amplifier circuit for the following specifications Voltage Gain input resistance Ri-100kΩ Load resistanceR2k2 Given supply voltage VDD 20V Αν--10 Rss is fully bypassed The input source resistance Rs 02, Ipss-8mA and Vp4V Assume RD and R1 but must find R2 and RSS using the given specifications. Find the DC Operating Points values (VGs, ID and VDs) Draw the actual circuit and its ac equivalent circuit
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...
In the CE amplifier shown below, a. Find the transistor DC operating points. Check what region of operation the transistor is biased at. b. Calculate the small signal voltage gain, the input resistance looking into the base of the transistor, and the output resistance looking down at the collector. c. Find the small signal current gain, 으 VBE,ON = 0.6V, and β = 100, VA = 00, Base current may be ignored if possible
Exercise 12.13 Derive expressions for the voltage gain, input resistance, and output resistance of the common-gate amplifier shown in Figure 12.29, assuming that ra is an open circuit Answer The small-signal equivalent circuit is shown in Figure 12.30. A Rin 1/(gm 1/Rs); Ro = Rp. gmR/; +VDD С2 + RL Vo CL R + Vin v(t) -Vss W Ri Rp R 8mVgs Vo Rs Vin + v(t)
Exercise 12.13 Derive expressions for the voltage gain, input resistance, and output resistance...
ECE 330 Electronics Homework #4 Name: 1. Determine the r-parameters for the transistor of the figure below, and draw (15 points) signal equivalent circuit. Assume β 150 tlo Rs 10μF 2N2222A RI S 4.7 ks2 Determine all the parameters for the CE amplifier with gain stabilization shown below, using the approximate transistor model (neglecting the effect of ro) Vcc 16 V 4. (15 points) Assume β-160 Ri 30 kQ 2N3904 's100 mV Rg
ECE 330 Electronics Homework #4 Name: 1....
6. Find Vi in the following circuit if VR2 3 V, I -2 A, RI 100 , and R2 50 . Ry VR R.y 7. What is the output voltage (Vo) of the summing op-amp below? 1000 kn 200 k2 50 k2 +5 V 100 k2 -5 V V. out 8. For the operational amplifier circuit depicted below: a. Determine Vout in terms of the resistors: Ri, R2, R3, R4 and I R1 qut R- (current source) for the operational...
Answer A & B & C as fast as u can
1. The amplifie parameters for each transistor and circuit components are given in the figure, 100 for both Q1 and Q2, and VeEVEe 0.7V. VA 200V for Q1, and VAo for r of the following figure consists of two CE amplifiers connected in cascade. The consider the β and capacitor is very large. (120 pts) RI V. Q2 -4V culate corresponding DC currents (U-) and DC voltages (V-Vs) through...
A common-emitter BJT amplificr is shown in Fig.8.1. Note the DC biasing values and the BJTsmall-signalmodel parameters from the class-signment #9 on DC Bia ing. Neglect the value of Rs in your calculations, k1 Rs-a k2: 1· Cal ulatethesmall-agalpannetas ofthe amplifi randcompletethecalculated valuesinTable8-1 Smalls-signal voltage gai, AVk Small-signal input resistance,k, Small-signaloutput resistance, Ro VW RC 2k C2 RB 570k Rs C1 1 10uP 0.1m 1 Vs CE RE 2k SINE(0 1mV 1kHz 0 0 00) tran 0 2ms 0 1us...
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