題組內容

三、如圖三所示之電路,假定β = 100,VBE(on) = 0.7V,爾立(Early)電壓VA = ∞,Cπ = 25pF 且Cμ = 3pF,求20171130-Image+400.png87.png

⑴ I  CQ(直流)值。(10 分)