源极自生偏压电路.ewb

通信原理-高频电子电路CAI-340页-22.2M-ppt版.zip

Electronics Workbench Circuit File
Version: 5
Charset: ANSI
Description: 
"源极自生偏压电路" 
"	Rd是漏极电阻，其阻值一般在几千欧至几百千欧。" 
"	Rg是栅极电阻，提供栅源间的直流通路，它的阻值一般在100K欧至10M欧。" 
"	Rs是源极电阻，利用漏极电流IDQ通过源极电阻Rs所产生的电压降vs（=iD*Rs=IDQ*Rs）来获得栅偏压VGSQ。" 
"	Cs为Rs的交流旁路电容器，称为源极旁路电容器。" 
"	Cg1和Cg2分别为放大器的输入端和输出端的耦合电容，其作用与晶体管放大器中的输入端和输出端的耦合电容Cb和Cc相同。" 
"" 

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