三極管
雙(shuang)(shuang)極性(xing)結型晶體(ti)管(Bipolar Junction Transistor, BJT)簡稱雙(shuang)(shuang)極性(xing)晶體(ti)管,俗稱三(san)極管(BJT),是(shi)一種具(ju)有(you)三(san)個終端的(de)半(ban)導體(ti)器件,能夠把微弱(ruo)信號放大成(cheng)幅度(du)值較大的(de)電(dian)(dian)(dian)信號,也(ye)可用作(zuo)無觸點開關(guan)。三(san)極管具(ju)有(you)電(dian)(dian)(dian)流(liu)放大作(zuo)用,是(shi)電(dian)(dian)(dian)子電(dian)(dian)(dian)路(lu)中...
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