1. The following circuit shows a discrete common source MOSFET amplifier. The MOSFTE is n-channel MOSFET...
In this MULTISIM exercise, you will simulate a common-source (CS) amplifier using an N channel MOSFET You will need to turn in the following in the lab 1. 2. 3. This document with all the questions answered; Circuit diagram (in multisim); Plots of Vsig, Vc and Vo obtained from the oscilloscope. You may use "control+print screen" to capture the plots directly from multisim, and then paste it onto a MS word document. EXERCISE The figure below shows a CS amplifier....
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...
Design a common-source MOSFET amplifier such that RG is a multiple of D = o.st mot (Avol 15.02 VN RL = 17kr • Choose a sinusoidal signal voltage, Vsig, with Rsig = 400 kN to use as the input in this problem. Use 2 kHz as the frequency of your sinusoidal. This is a design problem so vsig will not be unique. Use V+ = 0.8 V, k = 5 mA/V2, and VA = 80 V for your MOSFET. Assume...
3. Shown below is the small signal mid-band equivalent circuit of a MOSFET common gate amplifier. Find the two-port z-parameters of this circuit in terms of the circuit components, ie. resistors and transconductance gm. m gs gs
in great detail plz 1. Figure la shows a CG amplifier with a signal source and loaded with a resistance Ru. Do NOT ignore ro of Q. (50pt) OB Vio o+ Vsig : + 6 G .sis 5 Figure la Figure 1b rotre (a) Derive an expression for Rin (5pt) Hgmro (b) Noting that the current through R is equal to the input current i, derive an expression for the overall voltage gain No/Vsig (5pt) (c) Find Rin and Vo/Vsig...
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. For the MOSFET amplifier, given Vpp = 5V, -VSS=-5V, Rsig = 1Kohm, =K',(W/L)= 0.8 mA/V2, Ven= 1.1V, 1 = 0, Q point (0.5mA, 5V). a. Draw small signal equivalent circuit b. To get the Q point, determine values of Rp. and RG c. Find input impedance Rin = _ and output impedance Rout=__ d. Determine the g11 = and g22 for the amplifier e. Find the voltage gain Av=vo/Vsig=_ --
Problem 3: 1. 2. What kind of amplifier (given what you have studied in class) is the circuit on Figure P3? Why? Draw the small-signal equivalent circuit of the amplifier circuit on Figure P3 operating at mid- band frequencies. V1 C2 V2 Vout Q2 R3 R1 C1 Rsig Q1 Vsig R2 Figure P3 Problem 3: 1. 2. What kind of amplifier (given what you have studied in class) is the circuit on Figure P3? Why? Draw the small-signal equivalent circuit...
Problem 3: Design Problem On Figure P3a, you have a Common Source (CS) n-channel MOSFET amplifier. Notice the absence of a source resistor Rsig and load resistor R. If we know how the present amplifier (the one on Figure P3a) behaves without Rsig and RL, we can infer its behaviors if Rsig and R were to be added. design the amplifier circuit on Figure P3a, i.e., you have to find appropriate values for RGj You are to RG,, RD, and...
Rsig Nahyan vgs ( gmugs, r01 RDS Vsig ) Ril Consider the small signal equivalent circuit of an amplifier shown above. The parameters are given to be: R1 = 3000, R2 = 10160, R2=100%, RD=RL=50 Rsig = 202, VGS1=3.5V. Vt = 0.5V and kn = 1mA/V^2. The transistor output resistances are represented by ro1, ra2 with both the transistors in saturation and having |MAL= 40V and same DC current flowing through them Find the small signal parameter of the MOSFET:...