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天上星星
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樓主  發(fā)表于: 2023-10-19 03:26
請問(wèn)大家，三極管和MOS管哪個(gè)開(kāi)關(guān)速度更快呢
wsxebjz
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1樓  發(fā)表于: 2023-10-20 12:28
開(kāi)關(guān)速度看結電容，注意米勒效應即可。理論上，同工藝，場(chǎng)管電壓型肯定比電流型的三極管切換速度快，然而這個(gè)因素不大。另外注意管子的驅動(dòng)電路的瀉流電阻和泄壓電阻，這個(gè)比管子類(lèi)型對切換速度的影響明顯多了。

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