Smps Circuit (2/2) - Panasonic SA-MAX8000GN Service Manual

12.24. SMPS Circuit (2/2)

15 16 17
SCHEMATIC DIAGRAM - 23
L SMPS CIRCUIT
7
5
4
TO SMPS
CIRCUIT (1/2)
C0DAZYY00039
SHUNT REGULATOR
Q1404
B3PBA0000579
PCONT
R1602
150
4 1
R1607
2.2K
3 2
R1603
15K
Q1405
B3PBA0000579 C1602
0.1
PCONT
4 1
R1601
330
3 2
QR1601
B1GBCFLL0037
PCONT
P1
6
4
D1402
B0EDHS000002
1 4 1
C1403
450V15
2 3 2
3
IC1402
MIP2F20MSSCF
SWITCHING MODE
POWER SUPPLY CONTROL
C1404
0.1
NOTE: " * " REF IS FOR INDICATION ONLY
15 16 17
18 19 20
: +B SIGNAL LINE : -B SIGNAL LINE
IC1601
K A R
R1604
10K
R1605
1K
R1606
10K
Q1403
B3PBA0000579
SYNC
R1417 D1406
220K B0ECET000006
2
R1420
820K
1
R1418
220K
Q1402
T1401
B1ACKD000006
R1413
G4DYA0000688
SWITCH 1K
TRANSFORMER
R1414
1
10K
F1401
T500mA 250V
2
C1406 R1415
2200P 100K
3
D1403
4
B0HAMP000094
5
D1404 R1419
B0EAMM000057 22
6
8 7 5
D
S S
D1405
B0EAMM000057
VDD FB CL VCC
C1408
1 2 3 4 25V220
C1405 R1416
R1411
1000P 330
15K
R1412
470K
C1411 C1407
1000P 1
18 19 20
21 22 23
B0JCPD000039
IC1101
C0DBBYY00075
Q1702
PFC CONTROL
B1ABCF000176 SYNC
SWITCH
3
R1705
100
4
R1102 C1104
15K 2200P
C1701 R1704
0.01 100K
10
9
8
D1601
B0EAMM000057
SYS3.3
7
B0JCPD000039
C1604
470P
C1601 C1603
25V220 35V1000
IC1202
C0DBBYY00076
PFC CONTROL
R1206
1K
GND
D1206
C1219
DZ2J051M0L
21 22 23
69
24 25 26
ZA1101*
HEATSINK
G1 G2
LB1103
0
C1113 680P
3 2
R1106
22 Q1103
B1CERR000137
SWITCH
Q1101
R1111
B1ADNG000003 10K
SWITCH
D1101
R1104 R1112 R1116
4 5 6
47 47m 47m
R1114
C1108
C1101 12K
15P
1
8 7 6 5
G2 G1
LB1104 LB1203
ZA1102*
HEATSINK 0 0
G1 G2
1 2 3 4
R1109
1K
C1105 C1111 C1106
G1
0.22 1000P 2.2
LB1204
0
R1107
G2
8.2K
C1221 C1115
680P 2.2
R1221
Q1204
22
B1CERR000137
SWITCH
3 2
Q1203 R1225
10K
B1ADNG000003
SWITCH
D1207
R1220 R1226 R1227
3.9K 47m
47
C1218
25V100
C1217 4 5 6
1
8 7 6 5
1 2 3 4 R1224
1K
C1220
47P 1000P
1/2 2/2
SA-MAX8000GN SMPS CIRCUIT
24 25 26
27 28
A
D1105 LB1102
B0ECNR000003 J0JKB0000015
D1104
B
B0FABR000025
C1118 1000P
1
C
T1101
G0C400K00002
PFC INDUCTOR
7 8
C1222 2.2
D
ZA1201*
HEATSINK
E
ZA1202*
HEATSINK
D1208
B0FABR000025
C1226 1000P
1
F
T1203
G0C400K00002
PFC INDUCTOR
7 8
G
H
27 28