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 o...
6.108 (d)
Section 6.5: Discrete-Circuit Amplifiers 6.107 Calculate overall voltage gain G, of a 3 mA/V, ro= = 10 MS2. The amplifier is the common-source amplifier for which g 100 k2, RD 10 k2, and RG fed from a signal source with a Thevenin resistance of l M2, and the amplifier output is coupled of 20 k2 to a load resistance SIM 6.108 The NMOS transistor in the CS amplifier shown in Fig. P6.108 has V, = 0.7 V and...
Please answer clearly
Question 2 The amplifier shown in Figure 2 has the following parameters: Kn(W/L)-1 mA/V2, V-1 V Determine a) Voltage gain (Vo/vi) b) Input resistance (R) c) Output resistance (Ro) d) Maximum output voltage swing so as the amplifier stays in saturation mode. Assume VDD-20 V, R1-2.5 ΚΩ, R2-1KQ, R3-0.5 ΚΩ, R4-5 MQ, R5_1ΜΩ. R4 R1 R5 R2 Ro R3
Question 2 The amplifier shown in Figure 2 has the following parameters: Kn(W/L)-1 mA/V2, V-1 V Determine a)...
Design a common-source MOSFET amplifier such that - Rg is a multiple of 10 - Id = 0.52 mA - the amplifier input resistance is in the range of mega ohms - | Avo | = 16.7 V/V - RL = 20k - Vsig has a 2kHz frequency - Rsig = 400k, and is the input and the MOSFET has: Vt = 0.8V k = 5 mA/V^2 VA = 80 V Assume capacitors are shorted in the signal circuit and...
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...
All nMOS transistors in the circuit shown are identical, have k' WIL 4 mA/V2 and operate in the active region lp 1/2k 'W/L(Vas-V)']. Knowing that the de voltage VD4 at the drain of Q4-2 V. Determine: 1. The value of the bias current lo 2. The value of Vov 3. The transconductance gm of Q1 and Q2 4. The voltage gain vo/v 5. The voltage gain when a source resistance R, 1K2 is added to the source of Qi and...
(5) Consider the amplifier shown. Given that V 2.44 V, loo 13.56 mA, and that the NMOS is operating in the triode region. Assume that Vo -4 V and k-i +16V C2 (a) Find the values of gm and re at the Q-point. (6 pts (b) Draw the small-signal equivalent circuit. (5 pts) (c) Find the input resistance (R), the voltage gain (A Volvin), and the output resistance (%) of the amplifier. (9 pts)
The MOS amplifier circuit below has Kn = 1.9 mA/V2 , ID = 0.4 mA
and and λ = 0.
a- Calculate the transconductance of this MOSFET.
b- Find the voltage gain of this amplifier.
9V 5 kΩ 8. Ο υο 2 ΚΩ Μ || Ο, Ο 10 ΚΩ -9 V
4) Consider the MOSFET differential amplifier shown below, with Io-2 mA, and RL- 10 kS2, Rss-100 k2, VDD- +8V and Vss--8V. The NMOS transistors in the circuit are nominally identical, with kn 2 mA/V2, VTn 1.0 V and ro 100 k2. The PMoS transistors in the circuit are nominally identical, with kp 2 mA/V2, [VTpl 1.0 V and ro 100 kΩ M3 M4 0 M1 M2 a) First consider the DC bias point. Assuming that the current mirror requires at...
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...
10 V 10 V R1 Uo R2 Fig.1 CS Amplifier (2) 12 pts] Consider the circuit for a CS amplifier shown in Fig.1 above. This time around, let λ-0.05 V-1 and kn-0.1 mA/V". Also, VDD-10 V and RD-5 kf2. Given that the output resistance of the amplifier (seen looking to the left of the output coupling capacitor) should be no less than 80% of RD, what is the maximun value of gm that can be achieved? Compute the associated values...