Microelectronics: Circuit Analysis and Design
4th Edition
ISBN: 9780073380643
Author: Donald A. Neamen
Publisher: McGraw-Hill Companies, The
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1. Assume that the JFET with the transconductance curve shown in the figure for Problem 3 is
connected in the circuit shown in the following figure.
a.
What is VS?
What is ID?
What is VDS?
b.
c.
WI
RG
1.0 ΜΩ
+VDD
+15 V
O
RD
33 ΚΩ
Rs
10 k
figure 3
Vas (V)-
-6 -5 -4 -3 -2 -1
ID (MA)
7.0
6.0
5.0
4.0
3.0
0
2.0
1.0
19. Determine the input and output impedances for each amplifier configuration in Figure 12–69.
Aol = 175,000
Z, = 10 MQ
Zout = 75 N
A = 200,000
Zi, = 1 MQ
Zout = 25 N
Aol = 50,000
Z, = 2 MN
Zout = 50 N
Vin
Vin
V
out
out
out
560 kN
47 kN
1.0 MQ
R;
2.7 kN
R;
1.5 kN
R;
56 kM
(a)
(b)
(c)
Perform an AC analysis for the following circuit. Show the waveform measured at the
OUTPUT from 10 Hz to 100 kHz.
+A
V2 + V3
12
12
-V-
Inverting Amplifier Circuit
+Vin
V1
R1
100
SINE(0 2 500)
R2
200
-V+
U1
LT1028
OUTPUT
Chapter 12 Solutions
Microelectronics: Circuit Analysis and Design
Ch. 12 - (a) The open-loop gain of an amplifier is A=5104...Ch. 12 - (a) Consider a general feedback system with...Ch. 12 - (a) A feedback amplifier has an open-loop...Ch. 12 - (a) Consider the circuit shown in Figure...Ch. 12 - (a) The closed-loop gain of a feedback amplifier...Ch. 12 - The gain factors in a feedback system are A=5105...Ch. 12 - Prob. 12.3TYUCh. 12 - An ideal series-shunt feedback amplifier is shown...Ch. 12 - Consider the ideal shunt-series feedback amplifier...Ch. 12 - An ideal series-series feedback amplifier is shown...
Ch. 12 - Prob. 12.5TYUCh. 12 - Consider the noninverting op-amp circuit shown in...Ch. 12 - Design a feedback voltage amplifier to provide a...Ch. 12 - Prob. 12.6TYUCh. 12 - (a) Assume the transistor in the source-follower...Ch. 12 - Consider the common-base circuit in Figure...Ch. 12 - Design a feedback current amplifier to provide a...Ch. 12 - Prob. 12.8TYUCh. 12 - Prob. 12.9TYUCh. 12 - For the circuit in Figure 12.31, the transistor...Ch. 12 - Design a transconductance feedback amplifier with...Ch. 12 - Prob. 12.10TYUCh. 12 - Consider the circuit in Figure 12.39, with...Ch. 12 - Consider the BJT feedback circuit in Figure...Ch. 12 - Prob. 12.12TYUCh. 12 - Consider the circuit in Figure...Ch. 12 - Prob. 12.16EPCh. 12 - Prob. 12.17EPCh. 12 - Consider the circuit in Figure 12.44(a) with...Ch. 12 - Consider the circuit in Figure 12.16 with the...Ch. 12 - Prob. 12.18EPCh. 12 - Consider the loop gain function T(f)=(3000)(1+jf...Ch. 12 - Consider the loop gain function given in Exercise...Ch. 12 - Prob. 12.16TYUCh. 12 - Prob. 12.17TYUCh. 12 - Prob. 12.20EPCh. 12 - Prob. 12.21EPCh. 12 - Prob. 12.22EPCh. 12 - What are the two general types of feedback and...Ch. 12 - Prob. 2RQCh. 12 - Prob. 3RQCh. 12 - Prob. 4RQCh. 12 - Prob. 5RQCh. 12 - Prob. 6RQCh. 12 - Describe the series and shunt output connections...Ch. 12 - Describe the effect of a series or shunt input...Ch. 12 - Describe the effect of a series or shunt output...Ch. 12 - Consider a noninverting op-amp circuit. Describe...Ch. 12 - Prob. 11RQCh. 12 - What is the Nyquist stability criterion for a...Ch. 12 - Using Bode plots, describe the conditions of...Ch. 12 - Prob. 14RQCh. 12 - Prob. 15RQCh. 12 - Prob. 16RQCh. 12 - Prob. 17RQCh. 12 - (a) A negative-feedback amplifier has a...Ch. 12 - Prob. 12.2PCh. 12 - The ideal feedback transfer function is given by...Ch. 12 - Prob. 12.4PCh. 12 - Consider the feedback system shown in Figure 12.1...Ch. 12 - The open-loop gain of an amplifier is A=5104. If...Ch. 12 - Two feedback configurations are shown in Figures...Ch. 12 - Three voltage amplifiers are in cascade as shown...Ch. 12 - (a) The open-loop low-frequency voltage gain of an...Ch. 12 - (a) Determine the closed-loop bandwidth of a...Ch. 12 - (a) An inverting amplifier uses an op-amp with an...Ch. 12 - The basic amplifier in a feedback configuration...Ch. 12 - Consider the two feedback networks shown in...Ch. 12 - Prob. 12.14PCh. 12 - Two feedback configurations are shown in Figures...Ch. 12 - Prob. 12.16PCh. 12 - The parameters of the ideal series-shunt circuit...Ch. 12 - For the noninverting op-amp circuit in Figure...Ch. 12 - Consider the noninverting op-amp circuit in Figure...Ch. 12 - The circuit parameters of the ideal shunt-series...Ch. 12 - Consider the ideal shunt-series amplifier shown in...Ch. 12 - Consider the op-amp circuit in Figure P12.22. The...Ch. 12 - An op-amp circuit is shown in Figure P12.22. Its...Ch. 12 - Prob. 12.24PCh. 12 - Prob. 12.25PCh. 12 - Consider the circuit in Figure P12.26. The input...Ch. 12 - The circuit shown in Figure P12.26 has the same...Ch. 12 - The circuit parameters of the ideal shunt-shunt...Ch. 12 - Prob. 12.29PCh. 12 - Consider the current-to-voltage converter circuit...Ch. 12 - Prob. 12.31PCh. 12 - Determine the type of feedback configuration that...Ch. 12 - Prob. 12.33PCh. 12 - A compound transconductance amplifier is to be...Ch. 12 - The parameters of the op-amp in the circuit shown...Ch. 12 - Prob. 12.36PCh. 12 - Consider the series-shunt feedback circuit in...Ch. 12 - The circuit shown in Figure P12.38 is an ac...Ch. 12 - Prob. 12.39PCh. 12 - Prob. 12.40PCh. 12 - Prob. 12.41PCh. 12 - Prob. 12.42PCh. 12 - Prob. D12.43PCh. 12 - Prob. D12.44PCh. 12 - An op-amp current gain amplifier is shown in...Ch. 12 - Prob. 12.46PCh. 12 - Prob. 12.47PCh. 12 - Prob. 12.48PCh. 12 - The circuit in Figure P 12.49 has transistor...Ch. 12 - (a) Using the small-signal equivalent circuit in...Ch. 12 - The circuit in Figure P12.51 is an example of a...Ch. 12 - Prob. 12.52PCh. 12 - For the transistors in the circuit in Figure P...Ch. 12 - Consider the transconductance amplifier shown in...Ch. 12 - Consider the transconductance feedback amplifier...Ch. 12 - Prob. 12.57PCh. 12 - Prob. D12.58PCh. 12 - Prob. 12.59PCh. 12 - Prob. D12.60PCh. 12 - Prob. 12.61PCh. 12 - The transistor parameters for the circuit shown in...Ch. 12 - Prob. 12.63PCh. 12 - For the circuit in Figure P 12.64, the transistor...Ch. 12 - Prob. 12.65PCh. 12 - Prob. 12.66PCh. 12 - Design a feedback transresistance amplifier using...Ch. 12 - Prob. 12.68PCh. 12 - Prob. 12.69PCh. 12 - Prob. 12.70PCh. 12 - The transistor parameters for the circuit shown in...Ch. 12 - Prob. 12.72PCh. 12 - The open-loop voltage gain of an amplifier is...Ch. 12 - A loop gain function is given by T(f)=( 103)(1+jf...Ch. 12 - A three-pole feedback amplifier has a loop gain...Ch. 12 - A three-pole feedback amplifier has a loop gain...Ch. 12 - A feedback system has an amplifier with a...Ch. 12 - Prob. 12.78PCh. 12 - Prob. 12.79PCh. 12 - Consider a feedback amplifier for which the...Ch. 12 - Prob. 12.81PCh. 12 - A feedback amplifier has a low-frequency open-loop...Ch. 12 - Prob. 12.83PCh. 12 - A loop gain function is given by T(f)=500(1+jf 10...Ch. 12 - Prob. 12.85PCh. 12 - Prob. 12.86PCh. 12 - Prob. 12.87PCh. 12 - Prob. 12.88PCh. 12 - The amplifier described in Problem 12.82 is to be...Ch. 12 - Prob. 12.90PCh. 12 - Prob. 12.91CSPCh. 12 - Prob. 12.93CSPCh. 12 - Prob. 12.94CSPCh. 12 - Prob. D12.95DPCh. 12 - Op-amps with low-frequency open-loop gains of 5104...Ch. 12 - Prob. D12.97DP
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- Find the current in R, Rp (partial answer: IR. =+3.00nA to the left) and the output DC voltage (Vo) for Figure given Ryr= 30KN, R, = 2.1K2 and the input +3.00nA. Exercise 3. bias currents are In,-s GND Vp U1 GND RI GND Vn GND Vo Ibm GND GND RFarrow_forward3. Draw the AC equivalent circuit of the voltage divider bias configuration below and determine the following parameters: a. Input impedance b. Output impedance c. Voltage gain in decibels d. Power gain in decibles Vec +18 V Re 3.3 k nal 47 kfl C 10 uF Boc 75 Bar = 70 10 uF R 10 k RE C2 10 uF 12 kf 1.0 kn Wrarrow_forwardThis is a second order LTI system subject review question, therefore it is not graded. 1.) Find the value of the R1 (Resistor) with the given values of R1= 80 ohms C=2uF and C1=2uF and cut off frequency of 1 kHz. 2.) Solve for the Final Output Voltage. Upon using multisim probe, the answer should be around 330mV.arrow_forward
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- The minimum of input voltage required for regulation to be established in Figure below. with Izk=15mA Zz = 20ohm and Vz = 14 V at 45 mA. + VIN ā O 14.8V 0.57v O 21.8v O 13.43v 14.3v O Other: R 560 Ωarrow_forwardA current gain of 35 is equvalent to a ... power gain of 30.88dB power gain of 15.44 power gain of -15.44 O power gain of -30.88dBarrow_forwardProblem 2: A ideal OPAMP circuit is given as follow. Find i, in terms of v; RN1 2 kOhm UNi O Rf 8 kOhm Ry2 UN2 3kOhm O vo +1 Rpi 1 kOhm Rp2 Up2 3 kOhm 1 kOhm Rpoarrow_forward
- For the given circuit parameters are as follows: Vcc = 10OV, VEE = -10V, VBE = 0.6V, RE=50.5kn, Rc=47kN, Rg=100k2 (assume hfe=B%=D00). Calculate IT current. Vec Rc Rc Ry RB RE VEE Answer: Choose..arrow_forwardFor the circuit given below, R1=46 kohms , R2=168 kohms and V1=2.5 mV Find the output voltage Vo +, Vo ㅇ R2 V1 R1 (+ 1arrow_forwardFind the Q-point for the p-channel JFET circuit in Figure. Ipss = 10 mA VDD -9 V Rp 1.8 kn RG Rs 10 ΜΩ 390 N - Vcs 7 V (a) (b)arrow_forward
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