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選擇二極管的基本原則


  1.要求導通電壓低時選鍺管;要求反向電流小時選硅管。

  2.要求導通電流大時選面結合型;要求工作頻率高時選點接觸型。

  3.要求反向擊穿電壓高時選硅管。

  4.要求耐高溫時選硅管。