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1.5
1.413
G F
(
,
0.22
)
1.325
G F
(
,
0.267
)
,
G F
(
0.3
)
1.238
G F
(
,
0.35
)
G F
(
,
0.5
)
1.15
G F
(
,
0.65
)
1.063
G F
(
,
0.8
)
Line
0.975
0.888
0.8
0.2
Figure 2
Voltage gain
Among the curves, we find that the one with
is 8% higher than
M
max
=
=
. 1
08
. 1
28
G
M
max
pk
From the curve, the corresponding
Having found the proper
1
=
C
π
r
2
*
*
*
Q
f
R
r
eff
1
=
L
π
2
r
2 (
*
)
*
f
C
r
r
=
=
690
L
mL
uH
p
r
2.2.6.1
Resonant choke design
The minimum rms voltage across the resonant network is:
2
=
V
V
_
_
min
π
in
rms
Then the corresponding rms current flowing through the resonant choke
Application Note
0.35
0.5
G
Vs normalized frequency
Q
for design margin, i.e.
=
. 0
35
F
min
, we can calculate the
Q
1
=
π
2
*
. 0
268
*
85
*
10
1
=
π
3
2
2 (
*
85
*
10
)
*
66
2
=
=
*
337
2 .
_
min
π
in
0.65
0.8
F
F
=
. 0
267
can achieve the required peak gain
can be located where
,
and
as follows:
C
L
L
r
r
p
=
66
nF
3
*
106
=
53
uH
−
9
*
10
151
.
79
V
8
0.95
1.1
1.25
=
. 1
28
is achieved.
G
pk
L
can be calculated as:
r
1.4
, which
G
pk
[8]
[9]
[10]
2011-07-06
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