[電流] 電流、電阻、電感、電容

 

電流從v流向ground

因為ground是電阻無線小，所以將火線與地線相接，壓差太大，會起火花

 

電阻可分壓，降壓

 

 

 

 

VCC：C=circuit 表示电路的意思, 即接入电路的电压；

 

VDD：D=device 表示器件的意思, 即器件内部的工作电压；

 

VSS：S=series 表示公共连接的意思，通常指电路公共接地端电压。

 

 

l  電流(I) Current l  電阻 Resistance l  電感(L) inductance (Linkage) l   電流(I) Current l  電容 capacitance

 

 

 

 

 

 

 

 

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