锯齿波转换器.ewb

EWB经典实用列子

Electronics Workbench Circuit File
Version: 5
Charset: ANSI
Description: 
"				锯齿波转换器" 
"	该电路能将外部振荡器产生的信号转变成方波，然后用RC对其进行微分，生成驱2SK30门电路的信号，通过此驱动信号，积分电容以T为周期来分流，因此可得到周期为T的固定幅度的剧齿波。" 
"	电路的稳定性分析：当Cs增大，因为Es=IsT/Cs,则Es减小,从而引起I-减小，因" 
"I-=Eb+Es/2）/R-，又Vcc》Eb，Ib=Vcc/Rb一定，Ib=Is=I-，Is增大，可见，因Es=IsT/Cs，Is增大后，Cs增大引起的变化随之抵消，相当于电路中引入了反馈，可以保证电路稳定地产生锯齿波输出。" 
"" 
"" 
"							自39班     37号      赵子贤									 1999。12" 
"			" 
"" 
"" 

EncryptionType: 2
UsingVectorGraphics: 0
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