Re: [理工][電子]電流鏡

看板Grad-ProbAsk作者JASONVI (大目)時間14年前 (2011/03/10 23:37)推噓3(3推 0噓 0→)

留言3則, 3人參與討論串2/2 (看更多)

先求出k k1 = k3 = 2 k2 = 1 假設 M1 = M2 VGS相同故Io = Ii(k1/k2) = 2Ii ------(1) 5 - 2VGS 而Ii = ---------- --------(2) 2 (1) (2)式聯立可得 VGS = 1.5V (負不合) 所以 Io = 2mA, Ii = 1mA, Vy = 1.5V, Vx = 3V -- ※ 發信站: 批踢踢實業坊(ptt.cc) ◆ From: 118.170.23.108

推

chrislin2k3

03/11 06:02, , 1^F

03/11 06:02, 1^F

推

gn01216674

03/13 22:36, , 2^F

03/13 22:36, 2^F

推

skyghostlove

03/16 13:22, , 3^F

03/16 13:22, 3^F