Linear AT7400, Руководство пользователя

Страница: 43 / 51

AT7400 Owner Manual Rev. 2.0 – October 2006-10-23 Section 3 - 22/39
According with the Fig. 3.2: block diagram:
AM
P
L
IF
IE
R
A1
O
U
T
P
UT
(T
1
)
A
M
P
L
IF
IE
R
A2
O
U
T
P
UT
(T
1
)
T1
GA
TE
B
IA
S
(T
P
O
-1
)
FIL
T
E
R
(L
5
)
(C
2
7
)
(C
2
2
-C
2
5
)
+
3
2
V
(VA)
A
M
P
L
IF
IE
R
B1
O
U
T
P
UT
(T
2
)
A
M
P
L
IF
IE
R
B2
O
U
T
P
UT
(T
2
)
T2
GA
TE
B
IA
S
(T
P
O
-2
)
RF
IN
P
U
T
FI
LT
E
R
(L
1
0
)
(C
5
7
)
(C
53
-C
55
)
+
3
2
V
(VB)
IN
P
U
T
MA
T
C
H
E
R
C9 C5
IN
P
U
T
MA
T
C
H
E
R
R
F
HY
BR
ID
50
ȍ
/1
0
W
(R
1
//
R
2
)
BA
L
U
N
DC
BL
O
C
KE
R
(C
1
) RF
O
U
T
P
UT
50
ȍ
/
60W
(R
1
1
)
+
12V
R
E
GU
LA
TOR
(C
I-
4
)
+1
2
V
+
32V
(V
A
)
DC
A
M
P
L
IF
IE
R
(C
I-
3
)
TH
E
R
M
A
L
SEN
SO
R
(S1
)
H
IST
ER
ES
E
CO
M
P
AR
AT
O
R
(C
I-
3
)
3d
B
C
O
U
P
L
IN
G
+1
2
V
+1
2
V
+
15V
+1
2
V
T
E
M
P
E
R
AT
U
R
E
R
E
ADI
NG
OU
T
P
U
T
MA
T
C
H
E
R
OU
T
P
U
T
MA
T
C
H
E
R
OU
T
P
U
T
MA
T
C
H
E
R
OU
T
P
U
T
M
A
T
CHE
R
C1
3
IN
P
U
T
MA
T
C
H
E
R
C39 C35
IN
P
U
T
MA
T
C
H
E
R
C43
TP
O
-1
T
1
ID
A
D
JU
S
T
C
U
R
R
E
N
T
:
60m
V
R
39/
/R
35
w
it
h
o
u
t
R
F
s
ig
na
l
in
put
–
A
B
cl
a
s
s
TP
O
-2
T
2
ID
A
D
JU
S
T
C
U
R
R
E
N
T
:
60m
V
R
36/
/R
37
w
it
h
o
u
t
R
F
s
ig
na
l
inp
ut
–
A
B
cl
a
s
s
+1
2
V
+1
2
V
(H
C
-1
)
BA
L
U
N
DC
BL
O
C
KE
R
(C
31)
BA
L
U
N
DC
BL
O
CKE
R
(C
26)
BAL
UN
DC
BL
O
CKE
R
(C
56)
AM
P
L
IF
IE
R
A1
O
U
T
P
UT
(T
1
)
A
M
P
L
IF
IE
R
A2
O
U
T
P
UT
(T
1
)
T1
GA
TE
B
IA
S
(T
P
O
-1
)
FIL
T
E
R
(L
5
)
(C
2
7
)
(C
2
2
-C
2
5
)
FIL
T
E
R
(L
5
)
(C
2
7
)
(C
2
2
-C
2
5
)
+
3
2
V
(VA)
A
M
P
L
IF
IE
R
B1
O
U
T
P
UT
(T
2
)
A
M
P
L
IF
IE
R
B2
O
U
T
P
UT
(T
2
)
T2
GA
TE
B
IA
S
(T
P
O
-2
)
RF
IN
P
U
T
FI
LT
E
R
(L
1
0
)
(C
5
7
)
(C
53
-C
55
)
+
3
2
V
(VB)
IN
P
U
T
MA
T
C
H
E
R
C9 C5
IN
P
U
T
MA
T
C
H
E
R
R
F
HY
BR
ID
50
ȍ
/1
0
W
(R
1
//
R
2
)
BA
L
U
N
DC
BL
O
C
KE
R
(C
1
)
BA
L
U
N
DC
BL
O
C
KE
R
(C
1
) RF
O
U
T
P
UT
50
ȍ
/
60W
(R
1
1
)
+
12V
R
E
GU
LA
TOR
(C
I-
4
)
+1
2
V
+
32V
(V
A
)
DC
A
M
P
L
IF
IE
R
(C
I-
3
)
TH
E
R
M
A
L
SEN
SO
R
(S1
)
H
IST
ER
ES
E
CO
M
P
AR
AT
O
R
(C
I-
3
)
3d
B
C
O
U
P
L
IN
G
3d
B
C
O
U
P
L
IN
G
+1
2
V
+1
2
V
+
15V
+1
2
V
T
E
M
P
E
R
AT
U
R
E
R
E
ADI
NG
OU
T
P
U
T
MA
T
C
H
E
R
OU
T
P
U
T
MA
T
C
H
E
R
OU
T
P
U
T
MA
T
C
H
E
R
OU
T
P
U
T
M
A
T
CHE
R
C1
3
IN
P
U
T
MA
T
C
H
E
R
C39 C35
IN
P
U
T
MA
T
C
H
E
R
C43
TP
O
-1
T
1
ID
A
D
JU
S
T
C
U
R
R
E
N
T
:
60m
V
R
39/
/R
35
w
it
h
o
u
t
R
F
s
ig
na
l
in
put
–
A
B
cl
a
s
s
TP
O
-2
T
2
ID
A
D
JU
S
T
C
U
R
R
E
N
T
:
60m
V
R
36/
/R
37
w
it
h
o
u
t
R
F
s
ig
na
l
inp
ut
–
A
B
cl
a
s
s
+1
2
V
+1
2
V
(H
C
-1
)
BA
L
U
N
DC
BL
O
C
KE
R
(C
31)
BA
L
U
N
DC
BL
O
C
KE
R
(C
31)
BA
L
U
N
DC
BL
O
CKE
R
(C
26)
BA
L
U
N
DC
BL
O
CKE
R
(C
26)
BAL
UN
DC
BL
O
CKE
R
(C
56)
BAL
UN
DC
BL
O
CKE
R
(C
56)