电子电路分析与设计--模拟电子技术(答案)第14章new

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1、thMicroelectronics:CircuitAnalysisandDesign,4editionChapter14ByD.A.NeamenProblemSolutions______________________________________________________________________________________Chapter1414.1voA==−80dvivv(max)=⇒4.5(max)=56.25mVoi56.25v(max)==39.77mVirmsSo2______________________________________________

2、________________________________________14.2(a)4.5i==0.028125mA21604.5i==4.5mAL1OutputCircuit=4.528mAv−4.5ovv=−=⇒=−0.05625ViiA80(b)v4.5oi≈=15mA=oRRLL⇒=R(min)300ΩL______________________________________________________________________________________14.3v=2V(1)ov=12.5mV(2)24A=×210(3)OLv=8Vμ(4)1A=1000

3、(5)OL______________________________________________________________________________________thMicroelectronics:CircuitAnalysisandDesign,4editionChapter14ByD.A.NeamenProblemSolutions______________________________________________________________________________________14.4R2120(a)A()∞=−=−=−21.42857CLR

4、6.51−21.42857A==−21.42376CL22.428571+510−21.42376−()−21.42857×100%=−.00224%−21.42857R2120(b)A()∞=−=−=−14.634146CLR2.81−14.634146A==−14.63186CL15.6341461+510−14.63186−()−14.634146×100%=−.00156%−14.634146______________________________________________________________________________________14.5471+8.6

5、.791176(a)(i)A===.790863CL⎛47⎞.791176⎜1+⎟1+4⎝8.6⎠2×101+42×10.790863−.791176(ii)×100%=−.003956%.791176.791176(b)(i)A==.784966CL.7911761+310.784966−.791176(ii)×100%=−.0785%.791176______________________________________________________________________________________14.6RR−2−2RRR112(a)−150.==⇒=15.12091

6、⎛1+R2⎞.10005+5×10−4⎛R2⎞R1⎜R⎟⎜R⎟⎝1⎠⎝1⎠1+32×10−15.12091(b)A==−15.1160CL16.120911+45×10______________________________________________________________________________________14.7905()1−.00001(90)=⇒A=.89991×10OL901+AOL______________________________________________________________________________________

7、thMicroelectronics:CircuitAnalysisandDesign,4editionChapter14ByD.A.NeamenProblemSolutions______________________________________________________________________________________14.81A=()1−.00002(1)=⇒A=4999CLO