三極管
雙(shuang)極性(xing)(xing)結型晶體管(guan)(Bipolar Junction Transistor, BJT)簡稱雙(shuang)極性(xing)(xing)晶體管(guan),俗稱三極管(guan)(BJT),是一(yi)種具(ju)有(you)三個終端的半導體器件,能夠把微弱信(xin)號放大成幅(fu)度值較大的電(dian)信(xin)號,也可(ke)用作(zuo)無(wu)觸點開關。三極管(guan)具(ju)有(you)電(dian)流放大作(zuo)用,是電(dian)子電(dian)路(lu)中...
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