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SWITCHING
REGULATOR
STRF6229
IC901
Drain
4
5
1
2
R919
0
C921
0.01
C919
33/35
R914
3.3K
R910
22
(1/2W)
PC901
3
4
2
1
R930
2.7K
+B
D944
5
ERA92020
25
+B
946
+B
047(ML)
C950
0.001
D932
GD1N4004
D931
+B
+B
GD1N4004
+B
+B
0 11
12
13
14
15
0 11
12
13
14
15
5
6
7
8
9
CNS502
CNP502
6 - 14 12 - F
TO MAIN PWB
7
3
R917
(2W)
47K
D901
D5SB60
C915
0.0022
R907
0.18
(2W)
R908
0.12
(2W)
R909
0.12
R903
R904
(2W)
1M
D902
33K
SARS03
(3W)
R918
2
220
1
3
C912
0.01
C933
2200/50
+B
+B
C932
+B
2200/50
+B
R931
3.9K
R932
2
56K
3
1
R933
+B
1.2K
IC931
SE-B2
ERROR AMP.
C940
2200/50
-B
+B
1 2
1
2
CNPA402
6 - 21 2 - H
TO 1-BIT AMP. PWB
8
9
Figure 6-20 SCHEMATIC DIAGRAM (10/18)
F901
C904
8A/125V
0.001
L901
L902
AC LINE
AC LINE
FILTER
FILTER
C914
C913
0.0047
0.0047
+B
R883
18K
R892
10K
R879
R893
R885
18K
10K
+B
2.2K
8
VDD
1
7
2
R891
6
3
180K
R886
R881
5
VSS
IC306
4
10K
C984
18K
TJM4558CD
0.1(ML)
R855
18K
+B
C871
-B
0.01
R869
R870
5.6K
220
+B
+B
+B
-B
BI906
3
4
5
1
3
4
5
CNSA402
1
6 - 21 3 - A
TO 1-BIT AMP. PWB
10
6 – 20
1
1
2
2
POWER PWB-B1
+B
C938
1000/25
R884
18K
R968
12K
C953
+B
1/50
R969
C954
1K
1
0.047
(ML)
C961
2
1/50
C955
0.047
3
+B
3
(ML)
D958
1
1N4148H
C956
2
+B
+B
1/50
C957
1
0.047
(ML)
2
C958
0.047
3
(ML)
R970
1K
+B
+B
BI905
3
4
5
2
3
4
CNSA401
CNPA401
11
12
SD-AS10
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