50.如【圖16】所示,若gm=2 mA/V,RS=l k
,其輸出阻抗Z0為何?
(A) 333
(B) 500
(C) 1 k
(D)2k

(A) 333

(B) 500
(C) 1 k

(D)2k

答案:登入後查看
統計: A(196), B(9), C(17), D(3), E(0) #845546
統計: A(196), B(9), C(17), D(3), E(0) #845546
詳解 (共 1 筆)
#1152036
Zo=(1/gm)//Rs
=0.5k//1k
=333
=0.5k//1k
=333
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