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Consider the following circuit. Assume that the transistors are in Forward Active with Vbe = 0.7...
The following circuit is used for questions Q5 through Q8. Assume all transistors are in forward active mode. Suppose that B = 100 for each transistor and that VBE = 0.7 V for each transistor while in forward active mode. Suppose that VT = 0.025 mV. Ignore r, throughout the next four questions pertaining to this circuit. +20 V +20 V +20 V 10 kl 50 k 2 Im +20 V Rout - 1.2 kr} Zur 32018 3892 Fig.2 Q.6...
1. Consider the following current mirror combination, where all transistors have the same kn'(W/L) = kp'(W/L) = 2mA/V2, and VTN-1У, VTP--1V. It is also given that VDD1-10V, VDD2-8V. Remember that for saturation the drain current is given by IDー½ k,"(W/L) (VGS-Yn)" for NMOS and ID ½ kp"(WL) (VGS-V,»)2 for PMOS. You can ignore the channel modulation for all transistors. (a) Find the value of R so that I.-1mA. (b) Are transistors Q1, Q2, Q3 in saturation? (c) What is the...
In the amplifier circuit in Figure 1 assume further that the transistor remains in the active region at all times. Express the amplitude of "vo" in terms of A and the circuit parameters. Please express algebraically. where Ve is a DC offset, and vb(t) is a time-varying purely AC signal. Suppose the amplitude of vb is A. Assume that the capacitor C is sufficiently large so that it can be considered to be short at the signal frequencies. . Rc,...
An engineer has proposed the current source circuit depicted below. Assuming all transistors are in the forward-active region of operation, determine the numerical value for lo Assume the following parameters: Show your work and thought process! IoUT Ms 니도 M. 니도 M2
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...
Consider the following circuit. Determine Rb to bias the circuit such that Vo = 3.2V. Assume triac Vbe = 0.7V, and B = 100. DO NOT assume that Ic le and do NOT assume that Ib 20. Show your work! 12V w 2 22K Vo = 3.2 Rb 3.25k W
Consider the following circuit. Assume that the transistor is in saturation with Kn= 5000A/V2, VTN = 1V. Determine Vo. Show your work! 5V 5V Vo w 2K
ENG 301 Electronics I Homework 2 1 Refer to Figure 1. Assume ß 50 and VBE(on) 0.7 V for all BJTs in the circuit. For Ri 12 kN and Rc 10 k2, find the differential voltage gain (Ad) of the differential amplifier taken as one- sided output at vc +10 V Rc +10 V IREPR -10 V Figure 1 2. Vcc +12 V RCI= 10 k2 R3= 15 k2 67.3 k2 Ris Cci Q1 Cc2 CC3 R4= 45 k2 R2...
3.1. For the BJT differential pair configuration shown below, assume the input transistor beta is very large. Then find the differential signal vd = vB1 − vB2 sufficient to cause: 3.2. A differential amplifier resembling that below uses I = 200μA, RC = 10kohm and VCC = 3V. Assume beta is very large 3.4.For the emitter follower in the figure below, given VCC = 15 V, VEE = −15 V, RL = 1 kohm and beta = 100 for all...
Consider the amplifier given in the figure below. Assume that the transistors Q1 and Q2 are biased in saturation and have small-signal parameters given as: gml, 9m2, rol, ro2. Vop=2.0V Include channel length modulation (you have an r.) and solve for the low frequency small-signal voltage gain A, C= Vout/Vin) of the circuit. SHOW YOUR WORK, INCLUDING YOUR SMALL SIGNAL MODEL!