Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN: 9780133923605
Author: Robert L. Boylestad
Publisher: PEARSON
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State the equation for the voltage gain of a common-source amplifier. State the equation for the small-signal gain as a function of frequency and explain it's transfer characteristics.
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- III An n-channel MOSFET ID versus VDS set of characteristics is shown below. A common-source resistively loaded amplifier uses this MOSFET. The resistive load RL = 1,000 ohms and the drain power supply (VDD) = 3 volts. (a) Draw the load line over the l-V characteristics shown immediately below.. (b) What is the slope of the resistive load line? VDD =3 volts 6 mA 5 mA -+ R. 4 mA + 3 mA -t 2 mA 1 mA 3 V 4 V 5 V Vpsarrow_forwardPlease show workarrow_forwardDraw the circuit symbol for a NPN BJT. Label the terminals and currents. Chose the reference directions that agree with the true current directions for operation in the amplifier region.arrow_forward
- Answer as correctly as possible, I'll upvote. The MOSFET is designed to be biased on the triode (linear) region. Write the appropriate equation for the small signal voltage gain (vo/vi) as a function of the quiescent point bias voltages VB and VOQ, and the threshold voltage VTH.arrow_forward5) Design a Common source E-MOSFET amplifier and write the formula of voltage gainarrow_forwardPerform an ac analysis. Represent the amplifier by its ac equivalent circuit and discuss the input resistance at the base and the output resistance. (You can draw the circuit by hand on paper and can paste the image)arrow_forward
- a) Find the operating point current and voltage values of the non-linear element, in resistor R3 Calculate the voltage generated by the constant sources. b) Draw the circuit equivalent by linearizing the nonlinear element at the operating point. c) Using linearized equivalent small signal source j (t) to occur at R3 resistance calculate the voltage brought by it and give the expression of the VR3 voltage (constant sources and small sign sum of voltages generated by the source). E1=A=3 E2=B=8arrow_forwardCommon Gate MOSFET Amplifier has Select one: a. input is connected to the Gate and the output is taken from the Source b. input is connected to the Source and the output is taken from the Drain c. input is connected to the Gate and the output is taken from the Drain d. input is connected to the Source and the output is taken from the Gate 55 week 10 material Jump to... CE255/EE255 (01)- 16arrow_forwardConsider the source follower circuit in Figure shown below, IQ = 10 mA VTP = -2 V, Kp = 5mA/V2, RL = 680 n, and 2 = 0.01 V-1. Where Kp=1/2 k'p(W/L). (i) What configuration is this circuit? Use T Model to Determine the small-signal voltage gain (V/Vi). (ii) (iii) What is the formula for Vo? (iv) What is the formula for Vi? Determine the small-signal voltage gain (VVi). (v) (vi) Find the output resistance Ro. V* =5 V 200 k2 V--5 Varrow_forward
- Hand Calculation: Since you now have the values of R1 and R2 resistors, obtain numeric value of voltage gain Av=Vo/Vi, and numerical values of input and output resistances Ri and Ro. Note that you need to DC analysis first. Do a hand calculation and calculate the DC collector current or IC. This is needed in order to calculate the small signal parameters gm and rπ and in turn to obtain the Av , Ri and Ro Hence, first perform a DC analysis (use the circuit in Figure 1 and take all capacitors open) and assume your transistor has a β=140.arrow_forward1. What are the AC characteristics of a common base amplifier? 2. Determine the gain of the given circuit.arrow_forwardWhich of the following models can be used for BJT AC SImall signal amplifier circuit analysis? i. hybrid model ii. re model iii. transconductance model iv. Eber's Moll model II, ili and iv i,i and iv O ii and iv O i and iiarrow_forward
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