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2. 2 + 12 L LOAD 0.5V(± Assuming the amplifier shown i hint a) Find the...
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....
1.14 An amplifier with a voltage gain of +40 dB, an input resistance of 10 kS2, and an output resistance of i kn is used to drive a l-kΩ load. What is the value of Apo? Find the value of the po...
1.14 An amplifier with a voltage gain of +40 dB, an input resistance of 10 kS2, and an output resistance of i kn is used to drive a l-kΩ load. What is the value of Apo? Find the value of the power gain in decibels.
1.14 An amplifier with a voltage gain of +40 dB, an input resistance of 10 kS2, and an output resistance of i kn is used to drive a l-kΩ load. What is the value of...
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....
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 (40 pts) MOSFETs in the following active loaded differential amplifier circuit has K 2.5K 250LA/N 0.5V with Vs V-10V...
3 (40 pts) MOSFETs in the following active loaded differential amplifier circuit has K 2.5K 250LA/N 0.5V with Vs V-10V Given Va a 0.BV and V Vas Va -0 BV. and assuming saturation mode for aแ devices. answer the questions a (12 pts) In order to establish a bias current of s 200HA calculate the value of R and W/Lratios of matched devices เฉ. ฉ6) matched devices (Q4、Q5), and Q7 b. (8 pts) Calculate the output resistances of matched devices...
Problem 3: a) For the inverting amplifier designed using low noise amplifier AD743 shown on the...
Problem 3: a) For the inverting amplifier designed using low noise amplifier AD743 shown on the bottom of the page with Ri=10kOhm and Rf=220kOhm, what should be the value of the resistor connected to the non-inverting input (R2) to minimize the output offset due to input bias current? b.) Even if the R2 value you calculated is used, could there be an output offset due to a difference between the two input bias currents? What is the maximum value of...
Find the voltage gain of the amplifier given below, assuming Rj = 15 kOhm, R2 =...
Find the voltage gain of the amplifier given below, assuming Rj = 15 kOhm, R2 = 6 kOhm, R, = 2 kOhm, Rx = 17 kOhm, and RL is unknown. Round your answer off to two decimal places. Answer: Check RE Determine the RMS value of the output voltage Vout(t) in units of V, given that R; = 13 kOhms, R1 = 4 kOhms, and that vi(t) = 13 cos(21500t) V. Round your answer off to two decimal places. Answer:...
Problem 2 (10 points) In the amplifier shown in Fig. 2(a), assume Fig. 2(b) that I4 is ideal. Do not ignore the ro of t...
Problem 2 (10 points) In the amplifier shown in Fig. 2(a), assume Fig. 2(b) that I4 is ideal. Do not ignore the ro of the transistors for this problem, but you can assume that Ri is much smaller than any transistor o I1 and I2 ideal current sources. Also, assume in are (a) Find the small signal differential gain out/vdm of the Fig. 2(a) amplifier in terms of the appropriate small-signal parameters. Then express your answer in terms of appropriate...
Problem 2: The circuit shown is the AC equivalent circuit of a CC amplifier. The parameters...
Problem 2: The circuit shown is the AC equivalent circuit of a CC amplifier. The parameters for the BJI are β-100, r.-2.5 KOhms, VT-25 mV, and Va very large. A) Find the input impedance Rin and the output impedance Rout as indicated. B) Find the voltage gain A. /vC) Find Ic, the DC biasing current? RE2.5 P,
1. An amplifier has a voltage gain Av equal to 20. An input voltage v of...
1. An amplifier has a voltage gain Av equal to 20. An input voltage v of 150 mVs applied to the input of the amplifier. What is the output voltage vo? Rs 2. For the amplifier in Problem 3, assume the input current i is 2 mA, and the output current io is 10 mA. What is the current gain A, ? Assuming the amplifier as described above has an output resistance is 0 ohms, what is the load resistance...
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....
1.14 An amplifier with a voltage gain of +40 dB, an input resistance of 10 kS2, and an output resistance of i kn is used to drive a l-kΩ load. What is the value of Apo? Find the value of the power gain in decibels.
1.14 An amplifier with a voltage gain of +40 dB, an input resistance of 10 kS2, and an output resistance of i kn is used to drive a l-kΩ load. What is the value of...
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....
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 (40 pts) MOSFETs in the following active loaded differential amplifier circuit has K 2.5K 250LA/N 0.5V with Vs V-10V Given Va a 0.BV and V Vas Va -0 BV. and assuming saturation mode for aแ devices. answer the questions a (12 pts) In order to establish a bias current of s 200HA calculate the value of R and W/Lratios of matched devices เฉ. ฉ6) matched devices (Q4、Q5), and Q7 b. (8 pts) Calculate the output resistances of matched devices...
Find the voltage gain of the amplifier given below, assuming Rj = 15 kOhm, R2 = 6 kOhm, R, = 2 kOhm, Rx = 17 kOhm, and RL is unknown. Round your answer off to two decimal places. Answer: Check RE Determine the RMS value of the output voltage Vout(t) in units of V, given that R; = 13 kOhms, R1 = 4 kOhms, and that vi(t) = 13 cos(21500t) V. Round your answer off to two decimal places. Answer:...
Problem 2 (10 points) In the amplifier shown in Fig. 2(a), assume Fig. 2(b) that I4 is ideal. Do not ignore the ro of the transistors for this problem, but you can assume that Ri is much smaller than any transistor o I1 and I2 ideal current sources. Also, assume in are (a) Find the small signal differential gain out/vdm of the Fig. 2(a) amplifier in terms of the appropriate small-signal parameters. Then express your answer in terms of appropriate...
Problem 2: The circuit shown is the AC equivalent circuit of a CC amplifier. The parameters for the BJI are β-100, r.-2.5 KOhms, VT-25 mV, and Va very large. A) Find the input impedance Rin and the output impedance Rout as indicated. B) Find the voltage gain A. /vC) Find Ic, the DC biasing current? RE2.5 P,
1. An amplifier has a voltage gain Av equal to 20. An input voltage v of 150 mVs applied to the input of the amplifier. What is the output voltage vo? Rs 2. For the amplifier in Problem 3, assume the input current i is 2 mA, and the output current io is 10 mA. What is the current gain A, ? Assuming the amplifier as described above has an output resistance is 0 ohms, what is the load resistance...
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