(1)Vp=Vn
(2)Vo=Vn/R10*(R10+R12)=3/2Vn
(3)(Vi-Vp)/150=(Vi-V1)/(150+75)
V1=3/2Vp-1/2Vi
(4)0.1I=Vo-V1=1/2Vi
I=5Vi(mA)=Vi/200A
i=Vi-V1/225k忽略不计(1)Vp=Vn
(2)Vo=Vn/R10*(R10+R12)=3/2Vn
(3)(Vi-Vp)/150=(Vi-V1)/(150+75)
V1=3/2Vp-1/2Vi
(4)0.1I=Vo-V1=1/2Vi
I=5Vi(mA)=Vi/200A
i=Vi-V1/225k忽略不计
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