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?? 橋式電路圖.ewb

?? 通信原理-高頻電子電路CAI-340頁-22.2M-ppt版.zip
?? EWB
字號:
Electronics Workbench Circuit File
Version: 5
Charset: ANSI
Description: 
"橋式推挽電路圖" 
"	為提高總電源電壓的利用率,采用橋式推挽電路。" 
"	在這個電路中,VT1、VT2、VT3和VT4組成一個電橋。直流電壓+Ucc接在電橋的一條對角線上,負載RL接在另一條對角線上。VT1和VT2的推動電壓和VT3、VT4的推動電壓大小相等,相位相反。輸入信號為零時,電橋平衡,負載RL上無電流。當ui1為正,Ui2為負時,VT1、VT4導通,電流i+經VT1、RL和VT2,由RL的左端流向右端,當ui1為負,ui2為正時,VT2、VT3導通,電流i-由RL的右端流向左端。" 

EncryptionType: 2
UsingVectorGraphics: 0
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