QUESTION S For the network shown in the figure below, determine the ac amplitude of the...
The circuit 3-The circuit of problem # 2 is subjected to a small ac input by the signal generator. By neglecting the voltage drop across the coupling and bypass capacitors, determine the small signal voltage gain Vo/ Vì = Avi , input resistance Ri-vi / ii and the output resistance Ro external to R Avi= Ri= , Ro The accompanying circuit shows a 4-resistor biased JFET transistor Determine the values of Rp and Rs so that the Q-point is equal...
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...
1. As a reference, observe the full amplitude range of the AC voltage, without limiting. R1 330 0 f=1.0 kHz 3.0 k2 out Vap = 15.0 V Figure 1. AC Circuit without limiter Construct the circuit of Figure 1. Set the function generator for a sine wave with a frequency of about 1 kHz. Begin with the AC input voltage adjusted to its minimum value, approximately 0 V. Connect Channel 1 of the oscilloscope to observe the AC input voltag...
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...
Part 1/2 Consider the circuit shown in Figure 1, where RD = 1kQ, Vtn-0.9V, μ. Cox (W/L) = 1.5 mA/V and 2 0. Perform DC analysis to compute the voltages Vi and V2. -2.5V Figure 1 Part 2/2 Compute the small-signal voltage gain voVsi. Hints to the solution 1. Redraw the circuit in the AC small-signal domain as shown below, Roy 2. Find the small-signal equivalent Thevenin resistance seen between the source of M2 and the ground node, Re, indicated...
Chapter 16, Problem 16.025 Calculate vo(t) in the circuit shown in the figure below ifh(t) is 200 cos(105t + 60°) mA, i2(t) is 100 sin( 105t + 90°) mA, and vs(t) = 10 sin(105t) V vcl!) 250 nF 36 Ohnvo() (a) Find the amplitude of vo(t) (b) Find the phase of vo(t) in degrees degrees Chapter 16, Problem 16.011 (Circuit Solution) Find Z in the network in the figure below 2? 1? 2? 2?
4. For the amplifier in the figure below use the parameters in the table: +Vcc Re VBE- 0.7V, Ri- 1002, R1-160k2, R2-320k2 R3-200k2, R6-40 k2, Rc-60k2, Vcc- 12V, Ry Do a) Draw the DC equivalent circuit and calculate the Q-point. c) Draw the AC equivalent circuit with the small signal model for the transistor. d) Calculate the voltage gain, Av-Vo/vi. Assume ro infinite. e) Draw the circuit to find the amplifier input resistance (Rin). Calculate Rin f Draw the circuit...
The op amp circuit of the figure shown below will remove the DC portion of the input voltage, v1(t), while amplifying the AC portion. Let v1@-6 + 10-3 sin 400t V, RF= k2, and Vbatt 9 V. Fin Rs (in kQ) such that no DC voltage appears at the output. (Enter your answer as a number without the units.) RF ot) vi(t)
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...
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...