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貢獻code-matlab amp
好像不錯 下再看看& _$ U* O5 D/ e9 G' R- z) m' p, f: n
s = tf('s');0 q# S* U( k0 A, z) v- k! A! ?
R1=2e32 C3 T2 C' p, P: O' s# e! x0 v1 K
C1 =0.47e-9 w7 V, Q4 b# A+ ?3 `) X0 X
R2 =8.2618e+0035 r) E0 G9 {0 u" d1 w8 \
R3 =500
' K) B9 H0 x3 E6 P7 aZ1=R3+(R1/(1+s*C1*R1))
+ g) F. C/ b0 i( K5 hZ2=R27 f4 o2 ^; T9 p
% OPA gain:A;OPA open loop gain:A0 ; dominant pole ; compensator close feedback gain:Gcl 9 c% Y+ c. A& U+ d
A0=10.74 z6 R! D/ W9 K/ Q, E. _$ V9 t. q
p=5e37 O3 q( p( K0 r6 _& O7 e+ ^. S
A=A0*p/(s+p), e8 ^1 ~0 h" Q6 J
figure(1)
9 _. ?- \& W3 |, w7 z0 qmargin(A)
. m' Z7 l$ d, RGc=-((Z2/Z1)/(1+((1+(Z2/Z1))/A)))
( d# M p& C# a# M4 q$ c" Q* Bfigure(2)
( k6 q$ {2 _$ O4 Y9 l+ y7 R! u+ D* Y( G- Rmargin(Gc) |
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