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四、圖四電路內,Rsig=100 kΩ,gm= 4 mA/V,RL=5 kΩ,Rs=100 Ω,Cgs=Cgd=1 pF。求中頻電壓增益(mid-band voltage gain)Vo /Vsig,
問題詳情
四、圖四電路內,Rsig=100 kΩ,gm= 4 mA/V,RL=5 kΩ,Rs=100 Ω,Cgs=Cgd=1 pF。求中頻電壓增益(mid-band voltage gain)Vo /Vsig,以及高 3 dB 頻率 fH。(30 分)
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