6.108 (d)
6.108 (d) Section 6.5: Discrete-Circuit Amplifiers 6.107 Calculate overall voltage gain G, of a 3 mA/V, ro= = 1...
Design the CS amplifier in Fig. L7.17(a) to achieve a small-signal gain of at least 4,--5 V/V. Use supplies of V+--K = 15 V, Rsig-50 Ω, RL-10 kQ, and R1R2 = 10 kQ, and design the circuit to have ID-1 mA and a DC voltage at the gate Vo = 0 V. Use Cc,-CC2-CS-47 μF. What is the expected DC voltage at the source of the NMOS? C1 sig V. Rs sig Design the CS amplifier in Fig. L7.17(a) to...
Vss (b) Find ( Drav amp the variation of D 7.103 Figure P7.103 feedback-bias circuit of Fig. 7.50. Using a 5-V supply with an NMOS transistor for which V, =0.8 V, k. = 8 mA/V =0, provide a design that biases the transistor at I = 1 nA, with Vps large enough to allow saturation operation for a 2-V negative signal swing at the drain. Use 22 MS2 as the largest resistor in the feedback-bias network. What values of R...
D 6.112 The MOSFET in the circuit of Fig. P6.112 has = 5 mA/V, and V, = 40 V. (a) Find the values of Rs,RD, and RG so that ID=0.4 mA, the largest possible value for R is used while a maximum signal swing at the drain of +0.8 V is possible, and the input resistance at the gate is 10 MS2. Neglect the Early effect. (b) Find the values of gm and r, at the bias point. (c) If...
Question 1: 7.33 +15V 1O MO R-200k 16n 7k MO 7.33 Figure P7.33 shows a discrete-circuit amplifier. The input signal is coupled to the gate through a very large capacitor (shown as infinite). The transistor source is connected to ground at signal frequencies via a very large capacitor (shown as infinite). The output voltage signal that develops at the drain is coupled to a load resistance via a very large capacitor (shown as infinite). All capacitors behave as short circuits...
4. The MOSFET in the circuit given below has Vi- 1 V, kn 0.8 mA/V2, and VA 40 V a) Find the values of Rs, Ro, and Ro so that Io -0.1 mA, the largest possible value for RD is used while a maximum signal swing at the drain of tl V is possible, and the input resistance at the gate is 10 MS2. b) Find the values of gm and ro at the bias point c) If terminal Z...
D-17.121 The MOSFET in the circuit of Fig. P7.121 has V, 0.8 V, k,-5 mA/V", and V,-40 V (a) Find the values of Rş, Rp, and Ro so that Ip 0.4 mA, the largest possible value for Rp is used while a maximum signal swing at the drain of ±0.8 V is possible, and the input resistance at the gate is 10 M2. Neglect the Early effect. (b) Find the values of g and r at the bias point. (c)...
uestion 5 marks For the amplifier circuit shown, let Voo -5 V, v-0.7 V, and k-1 mA/V2, the circuit has a voltage gain of (-25 V/V) and an input resistance of (0.5ΜΩ). (a)Calculate Rg and RD (b)Determine Vov,ID (4 Mark) (4 Mark) (c) What is the maximum v,?' d)Sketch v,against voNr Vo ρη uestion 5 marks For the amplifier circuit shown, let Voo -5 V, v-0.7 V, and k-1 mA/V2, the circuit has a voltage gain of (-25 V/V) and...
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...
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...
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...