Page 108 - 30105-2003 การวิเคราะห์วงจรอิเล็กทรอนิกส์ความถี่สูง

100
2.

,
2.27 ก ,% 2.21 , F
L
- .
F ( L C G ) = 36.516 kHz, F ( L C S ) = 5.653 kHz F ( L C D ) = 891.577 Hz

F - F ( L C ) = == = 36.516 kHz
L
G
2.2.3.5 ก
)
#
*
A V (F L )

R FLCG
I I
i d
V g V
m
E
g

,% 2.30 , A (/
V (F L )

A V (F L ) -

"
.
V E g
o
*
ก ! ) * C
,% 2.30
G
( - E
(% ก ! F ( L C G ) % ." X (% ก ! R FLCG
$
C
g
G
( - R FLCG (% ก ! R " ก "
( "
GG
 1   1 
E = I R +  + I R = I R + + R
g i  g i GG i  g GG 
ω
ω
 J C G   J C G 

 1   + ω G ( R + R GG ) 

1 J C
g
E = I R + R +  = I 
g i   g GG J C G  i  J C
ω
ω


 G 
ω
E J C
I = g G
{ 1 J C+ ω G ( R + R GG )}
i
g
ω
E J R GG G
C
g
V = I R =
{ 1 J C+ ω G ( R + R GG )}
i GG
g
ก "
ก V = g VZ
out
o
m
ω
C
E g Z J R GG G
g m out
V = { )}
o
ω
+
1 J C G ( R + R GG
g
ω
C
V o g Z J R GG G
m out
A = − = −
V (F L ) E g { 1 J C G ( R + R GG )}
ω
+
g
1 ;
(
- ก X = , R = R + R
C G FLCG g GG
R
FLCG
1 = R
ω C G FLCG
ก

ก
ก