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Assume that the capacitors are large enough to be considered as short circuits at the frequencies...
Problem 1 (40 pts) Assume that the capacitors are large enough to be considered as short circuits...
Problem 1 (40 pts) Assume that the capacitors are large enough to be considered as short circuits at the frequencies of interest, β-100, and the Q-points for the three transistors (true or not) Mi, Q2, and Q3 are (0.2mA. 10.2V), (1.3mA. 7.1V), (2.2mA, 9.0V), respectively, and VA- +15 V c24.7k 15 kΩ 02 2.2 kΩ 250 Ω A] Determine the voltage gain of the middle stage of the amplifier shown above Vc2/Vb2. Assume E-IC Expression Value RL2 is the total...
0.7V, and Va 100V. Find: -For the operational amplifier of Figure 4 assume all transistors have β...
0.7V, and Va 100V. Find: -For the operational amplifier of Figure 4 assume all transistors have β-100, Find the de emitter currents and the de collector voltage of all transistors. The de voltage at the inputs is OV and the de output voltage is held at 0V (by negative feedback, not shown). Neglect the de base currents for this part. Find the (differential) voltage gain of the amplifier with R-10 k2. Assume the impedance of the capacitor is very large....
Homework 14 P 12.53 Compute the voltage gain, assuming that the coupling capacitors are short circuits...
Homework 14 P 12.53 Compute the voltage gain, assuming that the coupling capacitors are short circuits for the ac signal Express your answer to three significant figures and include the appropriate units. Consider the common-source amplifier shown in the figure below (Figure 1). The NMOS transistor has KP-80 ??/V2 , L-5 ?m W-500 ??? ? ? ? Submit Request Ans Part E Compute the input resistance, assuming that the coupling capacitors are short circuits for the ac signal Express your...
The ac equivalent circuit for an amplifier is shown in Fig. P13.59. Assume the capacitors have...
The ac equivalent circuit for an amplifier is shown in Fig. P13.59. Assume the capacitors have infinite value, R1 = 750 Ω, RB = 100 kQ, Rc = 62 kQ, and R3 100 kS2. Calculate the voltage gain and input resistance for the amplifier if the BJT Q-point is (40 μΑ, 10 V). Assume β,-100 and V,-75 V. 13.59 / 1 C. I Thévenin equivalent
0.7V, and Va 100V. Find: -For the operational amplifier of Figure 4 assume all transistors have...
0.7V, and Va 100V. Find: -For the operational amplifier of Figure 4 assume all transistors have β-100, Find the de emitter currents and the de collector voltage of all transistors. The de voltage at the inputs is OV and the de output voltage is held at 0V (by negative feedback, not shown). Neglect the de base currents for this part. Find the (differential) voltage gain of the amplifier with R-10 k2. Assume the impedance of the capacitor is very large....
Design a BJT amplifier based on the specifications provided in the table below. Your design shoul...
THE STEPS TO DO SO:
Design a BJT amplifier based on the specifications provided in the table below. Your design should be insensitive to β variations, and both the input and the output should be AC coupled as in Fig. 1. Supply Voltage, Vcc Load Resistance, RL Transistor's Current Gain, β Relative Variation of lc for VBE-0.7 ± 0.1 V 0-to-Peak Output Swing, Vo Voltage Gain, A Input Resistance, R THD for 5kHz IV (0-to-peak) Sine Wave Output Voltage, V。S5%...
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...
For the differential amplifier shown in Figure 6: Assume well-matched transistors and = 100 for all transistors: a) Wh...
For the differential amplifier shown in Figure 6: Assume
well-matched transistors and = 100 for all transistors:
a) Why it is important to use well-matched transistors in
differential amplifier circuits? What is the potential influence of
mismatched transistors on the performance of the differential
amplifier?
b) Determine the resistor values (R1, R2 and R3) such that the
emitter coupled current IE = 0.5 mA and VC1 = 3 V.
c) Draw the ac equivalent circuit for the single ended...
please answer this ASAP Answer the following questions for the below BJT amplifier circuit. Assume capacitors...
please answer this ASAP
Answer the following questions for the below BJT amplifier circuit. Assume capacitors are short in the signal circuit. Use Vr 25 mV,B = 100, Vpo = 0.7 V, and Ignore the early effect in the bias and signal circuits Find the Bias parameters of the amplifier circuit a) b) Find the small signal parameters of the amplifier. c) Draw the small signal equivalent circuit. Find the open loop voltage gain (Ayo), voltage gain (A,), total circuit...
Vcc 12V Q1a Q1b VBIAS Q2 out Output Port Consider the current source circuit shown above. Assume ...
Vcc 12V Q1a Q1b VBIAS Q2 out Output Port Consider the current source circuit shown above. Assume that the DC bias voltage VBIAs is adjusted so that all transistors are guaranteed to be in the FA Problem 4 (6 points): Calculate the output current, assuming β and VA>oo. Note: you can assume that the output port is grounded for this calculation. [HA Problem 5 (6 points): Calculate the small-signal output resistance of the current source (Rout), assuming β-100 and V,-100V....
Problem 1 (40 pts) Assume that the capacitors are large enough to be considered as short circuits at the frequencies of interest, β-100, and the Q-points for the three transistors (true or not) Mi, Q2, and Q3 are (0.2mA. 10.2V), (1.3mA. 7.1V), (2.2mA, 9.0V), respectively, and VA- +15 V c24.7k 15 kΩ 02 2.2 kΩ 250 Ω A] Determine the voltage gain of the middle stage of the amplifier shown above Vc2/Vb2. Assume E-IC Expression Value RL2 is the total...
0.7V, and Va 100V. Find: -For the operational amplifier of Figure 4 assume all transistors have β-100, Find the de emitter currents and the de collector voltage of all transistors. The de voltage at the inputs is OV and the de output voltage is held at 0V (by negative feedback, not shown). Neglect the de base currents for this part. Find the (differential) voltage gain of the amplifier with R-10 k2. Assume the impedance of the capacitor is very large....
Homework 14 P 12.53 Compute the voltage gain, assuming that the coupling capacitors are short circuits for the ac signal Express your answer to three significant figures and include the appropriate units. Consider the common-source amplifier shown in the figure below (Figure 1). The NMOS transistor has KP-80 ??/V2 , L-5 ?m W-500 ??? ? ? ? Submit Request Ans Part E Compute the input resistance, assuming that the coupling capacitors are short circuits for the ac signal Express your...
The ac equivalent circuit for an amplifier is shown in Fig. P13.59. Assume the capacitors have infinite value, R1 = 750 Ω, RB = 100 kQ, Rc = 62 kQ, and R3 100 kS2. Calculate the voltage gain and input resistance for the amplifier if the BJT Q-point is (40 μΑ, 10 V). Assume β,-100 and V,-75 V. 13.59 / 1 C. I Thévenin equivalent
0.7V, and Va 100V. Find: -For the operational amplifier of Figure 4 assume all transistors have β-100, Find the de emitter currents and the de collector voltage of all transistors. The de voltage at the inputs is OV and the de output voltage is held at 0V (by negative feedback, not shown). Neglect the de base currents for this part. Find the (differential) voltage gain of the amplifier with R-10 k2. Assume the impedance of the capacitor is very large....
THE STEPS TO DO SO:
Design a BJT amplifier based on the specifications provided in the table below. Your design should be insensitive to β variations, and both the input and the output should be AC coupled as in Fig. 1. Supply Voltage, Vcc Load Resistance, RL Transistor's Current Gain, β Relative Variation of lc for VBE-0.7 ± 0.1 V 0-to-Peak Output Swing, Vo Voltage Gain, A Input Resistance, R THD for 5kHz IV (0-to-peak) Sine Wave Output Voltage, V。S5%...
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...
For the differential amplifier shown in Figure 6: Assume
well-matched transistors and = 100 for all transistors:
a) Why it is important to use well-matched transistors in
differential amplifier circuits? What is the potential influence of
mismatched transistors on the performance of the differential
amplifier?
b) Determine the resistor values (R1, R2 and R3) such that the
emitter coupled current IE = 0.5 mA and VC1 = 3 V.
c) Draw the ac equivalent circuit for the single ended...
please answer this ASAP
Answer the following questions for the below BJT amplifier circuit. Assume capacitors are short in the signal circuit. Use Vr 25 mV,B = 100, Vpo = 0.7 V, and Ignore the early effect in the bias and signal circuits Find the Bias parameters of the amplifier circuit a) b) Find the small signal parameters of the amplifier. c) Draw the small signal equivalent circuit. Find the open loop voltage gain (Ayo), voltage gain (A,), total circuit...
Vcc 12V Q1a Q1b VBIAS Q2 out Output Port Consider the current source circuit shown above. Assume that the DC bias voltage VBIAs is adjusted so that all transistors are guaranteed to be in the FA Problem 4 (6 points): Calculate the output current, assuming β and VA>oo. Note: you can assume that the output port is grounded for this calculation. [HA Problem 5 (6 points): Calculate the small-signal output resistance of the current source (Rout), assuming β-100 and V,-100V....
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