海信液晶电视RSAG7.820.2264电源板原理图
分类:电子电工
日期:
点击:0
5
4
3
2
1
D
D
C
C
B
B
A
A
PWM
PWM
SW
BR
300V
BR
300V
300V
+20V
+20V
PFC
5VS
VCC1
+20V
STB1
PS-ON
PFC
VCC1
PFC
VCC1
12V
100V
12V
300V
PFC
AUDIO
12V
5VS
PS-ON
AUDIO
VCC1
12V
SW
2
PWM
2
Title
Size
Document Number
Rev
Date:
Sheet
of
Ver.A
LED Drive
2
A3
Wednesday, July 21, 2010
1
Title
Size
Document Number
Rev
Date:
Sheet
of
Ver.A
LED Drive
2
A3
Wednesday, July 21, 2010
1
Title
Size
Document Number
Rev
Date:
Sheet
of
Ver.A
LED Drive
2
A3
Wednesday, July 21, 2010
1
PS-ON
300V
PFC
5VS
C858
102/50V
C858
102/50V
C892
NC
C892
NC
R809
0R
R809
0R
1
M824
M824
1
2
VD831
RG1C
VD831
RG1C
R904
0R
R904
0R
Css
1
Rt
4
Ctimer
3
HB
14
Vboot
16
Fmax
2
Mupper
15
NC_13
13
BO
5
FB
6
DT
7
FFault
8
Vcc
12
Mlower
11
Gnd
10
Sfault
9
N802
NCP1396
N802
NCP1396
W808
W808
1
2
VD815
4148
VD815
4148
R897
1M
R897
1M
1
2
3
4
Q831
Q831
R837
75R
R837
75R
R849
0.15/3W
R849
0.15/3W
R1033 10R
R1033 10R
1
XP912
XP912
R900
1M
R900
1M
R8471K
R8471K
C918
104
C918
104
F802
T4A/250VAC
F802
T4A/250VAC
1
2
3
4
Q804
Q804
C842
104
C842
104
R841
100K
R841
100K
R813
1M
R813
1M
C816
104
C816
104
R903
0R
R903
0R
C836
104/nc
C836
104/nc
1
2
XP803
XP803
R814
20K
R814
20K
1
2
3
4
V916
BCP56
V916
BCP56
R887
5k1
R887
5k1
W815
W815
1
M826
M826
1
2
VD836
1N4148
VD836
1N4148
R827
510K
R827
510K
1
2
3
N903
TL431
N903
TL431
R859
68R
R859
68R
1
XP911
XP911
1
M806
M806
1
M809
M809
C863
56P/1KV
C863
56P/1KV
R844
27K
R844
27K
R816
20K
R816
20K
C805
221/2KV
C805
221/2KV
C866
474
C866
474
W834
W834
C886
474/50V
C886
474/50V
R856
68R
R856
68R
W807
W807
F801
T4A/250VAC
F801
T4A/250VAC
C813
68u/450V
C813
68u/450V
C865
103/630V
C865
103/630V
1
2
3
VD854
SRF1560
VD854
SRF1560
1
M811
M811
C845
104
C845
104
1
2
3
4
L803
LCL-2420H
L803
LCL-2420H
1
M821
M821
R863
1K
R863
1K
1
M815
M815
R877
8k2
R877
8k2
W804
W804
W821
W821
R857
68R
R857
68R
W826
W826
R885
22R
R885
22R
1
2
VD839
MUR160
VD839
MUR160
R882
5K6
R882
5K6
C833
471/1KV
C833
471/1KV
R836
1K
R836
1K
R820
22R/nc
R820
22R/nc
1
M803
M803
R883
2K
R883
2K
C834
102/50V
C834
102/50V
1
2
3
4
N840
PC817
N840
PC817
W844
W844
1
M819
M819
1
2
3
VD853
20A/300V
VD853
20A/300V
C856
105
C856
105
1
2
VZ839
BZT52C18
VZ839
BZT52C18
C879
22uF/25V
C879
22uF/25V
VB801
10A/60
VB801
10A/60
R902
5K1
R902
5K1
R899
1M
R899
1M
1
M812
M812
R867
1K
R867
1K
R891
1K
R891
1K
R878
5k1
R878
5k1
C854
1000u/25V
C854
1000u/25V
R834
100K/2W
R834
100K/2W
W842
W842
C802
474/AC275V
C802
474/AC275V
R839
330R
R839
330R
C840
104
C840
104
R871
220K
R871
220K
W838
W838
W806
W806
1
2
3
4
L807
S-LCL-2508-HX
L807
S-LCL-2508-HX
R838
3K3
R838
3K3
1
2
VD832
EU2A
VD832
EU2A
R89522R/nc
R89522R/nc
1
2
3
4
5
6
7
8
9
10
11
12
13
XP901
XP901
W813
W813
R868
20K
R868
20K
1
XP915
XP915
1
XP916
XP916
R870
220K
R870
220K
R858
5K1
R858
5K1
R898
1K
R898
1K
C837
104
C837
104
R852
2K
R852
2K
C862
104/50V
C862
104/50V
C852
1000u/25V
C852
1000u/25V
1
M805
M805
W831
W831
1
2
3
4
Q805
Q805
R808
10R
R808
10R
1
M813
M813
VFB
1
Comp_5_1
2
Multi_6_2
3
CS
4
Zcd_3_4
5
GND
6
Dri_2_6
7
Vcc_4_7
8
N810
NCP33262
N810
NCP33262
L831
LP-HX
L831
LP-HX
1
M816
M816
R821
1K
R821
1K
C893
104
C893
104
R831
1R8/2W
R831
1R8/2W
R853
2K4
R853
2K4
C849
471/1KV
C849
471/1KV
R869
3.9K
R869
3.9K
R894
120R
R894
120R
R828
510K
R828
510K
1
2
VD811 1N5408
VD811 1N5408
C872
104/50V
C872
104/50V
1
M822
M822
3
1
2
V832
MMBT2222ALT1G
V832
MMBT2222ALT1G
C838
1000u/16V
C838
1000u/16V
3
1
2
V805
2907
V805
2907
1
M823
M823
R826
510K
R826
510K
C839
470u/16V
C839
470u/16V
C895
472
C895
472
C871
104
C871
104
C841
104
C841
104
C806
221/2KV
C806
221/2KV
W805
W805
R872
220K
R872
220K
1
2
VD851
1N4148
VD851
1N4148
1
M810
M810
1
M807
M807
R866
27K
R866
27K
1
2
3
V840
10N60
V840
10N60
W812
W812
1
M814
M814
1
2
VD840
MBR506
VD840
MBR506
R851
82K
R851
82K
R825
0.15/3W
R825
0.15/3W
R855
0R
R855
0R
R888
10k
R888
10k
1
2
VZ811
18V
VZ811
18V
1
2
3
4
Q803
Q803
C851
1000u/25V
C851
1000u/25V
RT801
10D/9
RT801
10D/9
R864
1K0
R864
1K0
R1026
680k
R1026
680k
W884
W884
1
M808
M808
S/OCP_0_0
1
BR
2
GND
3
FB/OLP_1_3
4
VCC
5
NC_6
6
D/ST7_6_6
7
D/ST8_4_7
8
N831
STR-A6000
N831
STR-A6000
R803
270K
R803
270K
C803
102/Y1
C803
102/Y1
C804
Y1
102/Y1
C804
Y1
102/Y1
1
2
3
4
1
2
13
7
11
16
15
14
9
10
12
8
6
4
3
5
L811
PQ2625
L811
PQ2625
R845
1K
R845
1K
W886
W886
R817
0R
R817
0R
C812
68u/450V
C812
68u/450V
1
2
VZ813
18V
VZ813
18V
R876
1M
R876
1M
C821
102
C821
102
1
2
VD838
MBR506
VD838
MBR506
1
2
VD833
MBR506
VD833
MBR506
1
M804
M804
R846
1K/nc
R846
1K/nc
1
2
3
4
XP802
XP802
R843
10K
R843
10K
W822
W822
C801
474/AC250V
C801
474/AC250V
C835
22uF/50V
C835
22uF/50V
1
2
3
4
N833
PC817
N833
PC817
R805
0R
R805
0R
C823
103
C823
103
1
2
VZ814
18V
VZ814
18V
W811
W811
!
1
M817
M817
1
2
VD837
1N4148
VD837
1N4148
R850
82K
R850
82K
1
2
VD834
1N4148
VD834
1N4148
C807
474/450V
C807
474/450V
3
1
2
V803
2907
V803
2907
1
M825
M825
W818
W818
R819
200K
R819
200K
W885
W885
R812
1M
R812
1M
R889
2K
R889
2K
1
2
3
V839
10N60
V839
10N60
R1028
1M
R1028
1M
C850
221/2KV
C850
221/2KV
R824
820R
R824
820R
1
2
XP801
XP801
R881
15k
R881
15k
C832
103
C832
103
1
2
VZ812
18V
VZ812
18V
R873
220K
R873
220K
1
2
3
V810
10N60
V810
10N60
R823
680K
R823
680K
1
2
VD841
MBR506
VD841
MBR506
R861
5K1
R861
5K1
R802
270K
R802
270K
!
R860
68R
R860
68R
R818
20K
R818
20K
R833
0.15/3W
R833
0.15/3W
R822330R
R822330R
C864
104/50V
C864
104/50V
R880
15K
R880
15K
C885
684/nc
C885
684/nc
C861
474
C861
474
W810
W810
1
M820
M820
1
XP914
XP914
1
XP913
XP913
1
2
VZ831
VD-Z-HX
VZ831
VD-Z-HX
C814
22u/50V
C814
22u/50V
RV801
14D561
RV801
14D561
C857
474/16V
C857
474/16V
1
2
3
N842
TL431
N842
TL431
W817
W817
R893
0R
R893
0R
R854
1k
R854
1k
R832
3.9K
R832
3.9K
R862
0R
R862
0R
1
2
3
4
L804
LCL-2420H
L804
LCL-2420H
W803
W803
R892
0R
R892
0R
R810
0R
R810
0R
C811
221/2KV
C811
221/2KV
1
2
3
4
N832
PC817
N832
PC817
R1030
150K
R1030
150K
R830
510K
R830
510K
T902
TRANSFORMER-16-HX
T902
TRANSFORMER-16-HX
C843
104
C843
104
W820
W820
R875
1M
R875
1M
R848
75R
R848
75R
C853
1000u/25V
C853
1000u/25V
R890
10K
R890
10K
1
M818
M818
R815
22R
R815
22R
W802
W802
C820
224
C820
224
1
2
VD835
1N4148
VD835
1N4148
C808
474/450V
C808
474/450V
1
2
VD812
MUR460
VD812
MUR460
R835
0.15/1W
R835
0.15/1W
R801
270K
R801
270K
C855
105
C855
105
W809
W809
1
2
3
VD852
SRF1560
VD852
SRF1560
R865
15K
R865
15K
C844
103
C844
103
R1034
5K1
R1034
5K1
1
2
3
N841
TL431
N841
TL431
R884
3K3
R884
3K3
R840
1K
R840
1K
W829
W829
1
2
3
4
Q832
Q832
R842
10K
R842
10K
3
1
2
V806
2907
V806
2907
C860
1000u/25V
C860
1000u/25V
W816
W816
R879
2M2
R879
2M2
1
2
3
4
Q833
Q833
C848
68u/350V
C848
68u/350V
3
1
2
V804
2907
V804
2907
L805
LP-HX
L805
LP-HX
1
2
3
4
L806
S-LCL-2508-HX
L806
S-LCL-2508-HX
R886
120R
R886
120R
R896
1K
R896
1K
1
2
3
V811
10N60
V811
10N60
R901
150K
R901
150K
1
2
VD843
RG1C
VD843
RG1C
R874
1M
R874
1M
W859
W859
R829
10K
R829
10K
1
2
VZ832
3V3
VZ832
3V3
1
10
2
3
9
8
7
6
4
5
T901
BCK-20-3921
T901
BCK-20-3921
W814
W814
C867
102/Y1
C867
102/Y1
R1032
1M
R1032
1M
C891
101
C891
101
R811
1M
R811
1M
C859
104/50V
C859
104/50V
W828
W828
C815
102/Y1
C815
102/Y1
W835
W835
1
2
VD810
1N4148
VD810
1N4148
1
2
VD816
4148 VD816
4148
SW
PWM
12V
VIN
DRV11
OVP11
ISW12
OVP12
PROT12
ISEN12
DRV12
DRV11
VIN
DRV12
OVP12
PROT11
LED1-
PROT12
LED2-
ISEN22
PROT22
LED4-
DRV22
OVP22
VIN
DRV21
OVP21
PROT21
LED3-
DRV22
DRV21
12V
SW
PWM
VIN
12V
ISW22
OVP22
PROT22
ISEN22
LED2+
LED2-
LED1+
LED1-
LED4-
LED3+
LED3-
LED4+
PWM
SW
VIN
ISEN12
ISEN21
ISEN11
ISW21
12V
ISW11
OVP11
PROT11
ISEN11
ISW21
OVP21
PROT21
ISEN21
VIN
SYNC
ISW22
ISW12
ISW11
LED1+
LED2+
LED3+
LED4+
SYNC
100V
12V
SW
2
PWM
2
C899
105
C899
105
R986
2.2R
R986
2.2R
R945
22R
R945
22R
1
2
3
V929
Value
V929
Value
R909
220k
R909
220k
R970
120k
R970
120k
R1005
NC
R1005
NC
R930
NC
R930
NC
1
2
VD934
MUR160
VD934
MUR160
1
2
3
V920
Value
V920
Value
W836
W836
R1025
1k
R1025
1k
R943
220k
R943
220k
L909
L-HX
L909
L-HX
C901
470n
C901
470n
W837
W837
R947
1R
R947
1R
C922
330p
C922
330p
C909
10u/350V C909
10u/350V
C916
330p
C916
330p
R1010
NC
R1010
NC
R942
10K
R942
10K
R1008
NC
R1008
NC
C904
2.2UF
C904
2.2UF
R961
120K
R961
120K
C907
470n
C907
470n
R910
2.2R
R910
2.2R
R997
5.1R
R997
5.1R
R924
10k
R924
10k
R955
2.2R
R955
2.2R
1
2
3
V923
Value
V923
Value
R928
51K
R928
51K
1
2
3
V919
Value
V919
Value
R962
220K
R962
220K
W839
W839
R1023
330R
R1023
330R
R989
22R
R989
22R
R969
NC
R969
NC
C903
2.2UF
C903
2.2UF
R973
1R
R973
1R
W840
W840
C915
330p
C915
330p
R985
220k
R985
220k
R1012
N/C
R1012
N/C
R926
5.1
R926
5.1
C919
330p
C919
330p
L915
L-HX
L915
L-HX
R933
1R
R933
1R
L903
L903
R956
120K
R956
120K
R914
220k
R914
220k
C902
470n
C902
470n
L916
L-HX
L916
L-HX
L914
L-HX
L914
L-HX
R1003
NC
R1003
NC
W841
W841
1
2
VD931
MUR160
VD931
MUR160
R977
5.1R
R977
5.1R
R931
2.2R
R931
2.2R
C911
1n
C911
1n
C908
470n
C908
470n
C898
2.2uF
C898
2.2uF
R951
5.1R
R951
5.1R
R965
51K
R965
51K
R919
1R R919
1R
R938
220k
R938
220k
C913
1n
C913
1n
C905
10u/350V
C905
10u/350V
R1006
10K
R1006
10K
W830
W830
W832
W832
W847
W847
R995
10K
R995
10K
L913
L-HX
L913
L-HX
R948
1R
R948
1R
W848
W848
R1014
5k1
R1014
5k1
W827
W827
1
2
3
V928
Value
V928
Value
R932
120K
R932
120K
R940
20K
R940
20K
R1020
100k
R1020
100k
R937
0
R937
0
R964
22R
R964
22R
R979
0R
R979
0R
R968
22R
R968
22R
L911
L-HX
L911
L-HX
R980
20K
R980
20K
R923
1R
R923
1R
R1031
1k
R1031
1k
R960
120K
R960
120K
R946
10K
R946
10K
1
2
VD929
MUR160
VD929
MUR160
R958
220K
R958
220K
L910
L-HX
L910
L-HX
R990
220k
R990
220k
C897
2.2UF
C897
2.2UF
C900
10u/350V
C900
10u/350V
R998
5.1R
R998
5.1R
R954
1R
R954
1R
R1015
5k1
R1015
5k1
R993
1R
R993
1R
R1009
NC
R1009
NC
W819
W819
R911
220k
R911
220k
R1021
330R
R1021
330R
R921
10K
R921
10K
R936
4K9
R936
4K9
R1029
1k
R1029
1k
R981
10K
R981
10K
C914
330p
C914
330p
L912
L-HX
L912
L-HX
R1016
5k1
R1016
5k1
R978
4K9
R978
4K9
C896
10u/350V
C896
10u/350V
C920
330p
C920
330p
1
2
3
V925
Value
V925
Value
1
2
3
V926
Value
V926
Value
1
2
3
4
XP904
XP904
R999
NC
R999
NC
UVLS
1
VCC
2
ENA
3
VREF
4
RT
5
SYNC
6
PWM1
7
PWM2
8
ADIM
9
TIMER
10
SSTCMP1
11
SSTCMP2
12
FAULT
24
DRV1
23
DRV2
22
GND
21
ISW1
20
OVP1
19
PROT1
18
ISEN1
17
ISW2
16
OVP2
15
PROT2
14
ISEN2
13
N906
TWINSTAR
N906
TWINSTAR
R941
330R
R941
330R
R957
1R
R957
1R
R920
5.1
R920
5.1
R974
10K
R974
10K
UVLS
1
VCC
2
ENA
3
VREF
4
RT
5
SYNC
6
PWM1
7
PWM2
8
ADIM
9
TIMER
10
SSTCMP1
11
SSTCMP2
12
FAULT
24
DRV1
23
DRV2
22
GND
21
ISW1
20
OVP1
19
PROT1
18
ISEN1
17
ISW2
16
OVP2
15
PROT2
14
ISEN2
13
N905
TWINSTAR
N905
TWINSTAR
R971
0R
R971
0R
W825
W825
C917
330p
C917
330p
R908
2.2R
R908
2.2R
R1018
100k
R1018
100k
R975NC
R975NC
R935
220k
R935
220k
L902
L902
R992
22R
R992
22R
R907
2.2R
R907
2.2R
L901
L901
R1013 5k1
R1013 5k1
R1019
100k
R1019
100k
W824
W824
1
2
VD926
MUR160
VD926
MUR160
R1022
22R
R1022
22R
R917
120K
R917
120K
R983
10K
R983
10K
R982
2.2R
R982
2.2R
W823
W823
L904
L904
R929
1R
R929
1R
R952
5.1R
R952
5.1R
1
2
3
4
XP905
XP905
R1017
100k
R1017
100k
R934
0
R934
0
R1024
330R
R1024
330R
R984
2.2R
R984
2.2R
R916
22R
R916
22R
R966
220K
R966
220K
1
2
3
V922
Value
V922
Value
C921
330p
C921
330p
R987
220k
R987
220k
R1027
1k
R1027
1k
R922
120K
R922
120K
R972
1R
R972
1R
W833
W833
C912
1n
C912
1n
R949
10k
R949
10k
R1000
NC
R1000
NC
R1001
120K
R1001
120K
C910
1n
C910
1n
C906
105
C906
105
R913
22R
R913
22R
R976
5.1R
R976
5.1R
R994
1R
R994
1R
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