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貢獻code-matlab amp
好像不錯 下再看看
: }! ]$ C. I3 R' B9 n( v0 ps = tf('s');4 z1 h, l5 }# C- d4 e5 x( t4 Y) U
R1=2e3; p# h1 G# x, Q3 q3 U2 L
C1 =0.47e-92 V8 c; M$ b% f Q. [
R2 =8.2618e+003
# I% J- W: Q4 FR3 =500
$ m, Z1 ?' K6 k; s' B# d) mZ1=R3+(R1/(1+s*C1*R1))
$ X& l3 z" D, y3 X0 y6 F7 s- \Z2=R24 ^9 A0 g0 u- U, x) B4 \
% OPA gain:A;OPA open loop gain:A0 ; dominant pole ; compensator close feedback gain:Gcl
: j6 j1 z* D8 R$ s9 k' l/ TA0=10.7& l/ g1 t1 ~* L5 z- h3 B3 C3 e
p=5e3
, v4 R. j, W3 PA=A0*p/(s+p)
" e1 w# k, ?; {/ Rfigure(1)
% ]1 _& W$ v0 P1 o I) g6 I: |7 [8 Mmargin(A)' b' |6 D7 p: q" ?) b i N! P, R+ o
Gc=-((Z2/Z1)/(1+((1+(Z2/Z1))/A)))3 b8 P8 B* P4 G6 K
figure(2)! V+ c/ N: ?0 i
margin(Gc) |
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