32 如圖之差動對電路,電晶體之 β = 100,ro→∞,RC = 4 kΩ,I = 2 mA,VCC = -VEE=10 V,取 VBE(on) = 0.7 V, VCE(sat) = 0.3 V,VT = 25 mV,此差動對的差動電壓增益 |Ad |約為多大?
(A)0
(B)80 V/V
(C) 160 V/V
(D) 200 V/V
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統計: A(18), B(31), C(144), D(11), E(0) #1607671
統計: A(18), B(31), C(144), D(11), E(0) #1607671