Hitachi 32LD8D20E - Page 73

17PW20
RESONANT MODE TFT POWER BOARD CIRCUIT
10k
R865
10k
R864
MTP6N60E/
SSP7N60A
Q813
MTP6N60E/
SSP7N60A
Q814
1N4148
D812
1N4148
D813
10R
R861
10R
R860
50V
100n
C833
50V
1n
C822
150R
R837
12k
R836
10k
R847
50V
33u
C834
50V
33u
C835
VCC1
63V
100n
C836
1kV
1n
C842
27R
R869
1N4148
D814
1N4148
D815
25V
100n
C841
6k2
R868
8k2
R867
50V
33u
C840
BC848B
Q807
BC848B
Q812
BC848B
Q810
BC858B
Q811
100k
R855
4k7
R856
12k
R857
47k
R862
4k7
R858
1N4148
D811
33k
R859
16V
100n
C839
33k
R863
10k
R866
10k
R852
100k
R850
470R R849
15V
D809
1N4148
D805
50V
10u
C826
3k3
R843
VFB
25V
100n
C845
VFB
35V
1000u
C850
16V
1000u
C851
+12V
+24V
Freq
1u
L811
GBU4M
D800
150n
C800
250V
0R22 R830
IRF7314
IC802
1S1
3S2 6D2A
8D1A
2G1
4G2
7D1
5D2
16V
1u
C808
15R
R823
F800
3.15A
VAR-510V
R801
450V
220u
C819
75k
R820
27k
R803
MTP6N60E/
SSP7N60A
Q803
6k8
R813
620k
R819
+400V
+400V
TCET110G
IC811
1
2
3
4
50V
10u
C814
47k
R822
10k
R893
ON/OFF
BC848B
Q805
+3.3VSTBY
+400V
50V
10u
C838
+5VSTBY
BA159_SMD
D818
160V
1u
C848
160V
1u
C853
BA159_SMD
D820
2k7
R878
BZT55C33
D821
+33V
16V
1000u
C863
16V
1000u
C812
16V
470u
C806
+5V
VCC_3V3_ON
47k
R828
100R
R844
100R
R846
3k3
R839
16V
100u
C837
S801
BC848B
Q806
+3.3VSTBY
BC848B
Q804
S800
ST_BY
16V
100n
C824
+24V
+12V
ST_BY
PL801
1
2
3
4
5
6
7
8
9
10
A_DIM
+5VSTBY
BL_ON/OFF
PL804
1
2
3
4
PL803
1
2
3
4
5
6
7
8
9
10
A/D_DIM_SEL
+33V
+24V
BL_ON/OFF
+5V
D_DIM
VCC_3V3_ON
PL805
1
2
3
4
5
6
7
8
9
10
11
12
A_DIM
PL802
1
2
3
4
5
6
7
8
9
10
11
12
+3.3VSTBY
D_DIM
A/D_DIM_SEL
+12V
ON/OFF
VF_MAIN
5VREF
1k8
R826
1k8
R831
BC848B
Q802
3k3
R838
10k
R834
BA159_SMD
D807
47n
C856
1k
R879
+3.3VSTBY
6V3
4700u
C857
6V3
4700u
C818
560R
R880
50V
33u
C801
330R
R881
VF_MAIN
1kV
220p
C859
16V
100n
C830
100R
R825
Opto
6V3
2200u
C860
10k
R882
3k3
R883
22u
L804
27R
R884
Opto
630V
10n
C810
10k
R887
63V
100n
C862
100R
R888
BA159
D823
BA159_SMD
D806
100R
R889
25V
220u
C817
100R
R890
TCET110G
IC801
1
2
3
4
1kV
220p
C815
STPS745
D824
35V
1000u
C852
0R22 R829
5VREF
BZT55C3V9
D826
4k7
R891
10k
R892
47k
R824
BA159_SMD
D831
47k
R897
BC848B
Q818
SW_OFF
SW_OFF
1M
R914
BA159_SMD
D832
1k
R921
10k
R918
220k
R917
47k
R920
47k
R919
BC848B
Q820
BC858B
Q822
VCC1
VCC1
47k
R910
2M
R940
16V
100n
C868
BC848B
Q808
SW_OFF2
SW_OFF2
1M
R926
10k
R930
10k
R925
1M
R927
6k8
R924
PFC_OFF
BC858B
Q824
1N4148
D835
1M
R928
+400V
10k
R923
10k
R922
1k
R929
BC548C
Q823
1M
R913
PFC_OFF
8V2_ZENER
D836
1u
C870
16V
620k
R818
100k
R931
2M
R932
2X12m
TR802
1 4
2 3
G00137D
TR804
1
4
8
5
3
2
7
6
16V
10u
C874
12k
R933
24VDC
24VDC
400VDC
W6
TRF_SAFE_TFT_RES
TR805
1
4
8
5
3
2
7
6
9
10
11
12
13
14
15
16
N1 N2
PRI
SEC
SMPS-RESONANT_PFC
TR806
1
8532
7
6
9
10 11 12
+400V
VCC2
BU2508AF
Q829
33k
R832
100k
R941
630V
12n
C877
630V
12n
C878
1m9
L813
BC848B
Q830
560k
R942
47k
R944
100k
R945
+2.5V
+33V
+12V
VCC_3V3_ON
+5V
PL807
1
2
3
4
5
6
7
BA159
D840
BA159
D841
+2.5V
10k
R946
56k
R947
12k
R948
1k8
R949
8k2
R950
1k8
R951
VCC2
22R
R952
50V
10u
C881
10R
R953
16V
100n
C882
100n
C883
+12V_2
+12V_2
BC848B
Q831
BC848B
Q833
UF5402
D845
UF5402
D846
STP20NE06LFPQ832
1k
R956
1k
R957
50V
2n2
C884
2k2
R958
BZT55C3V9
D847
+5V
+12SV
1N4148
D842
100k
R959
2X12m
TR801
1 4
2 3
1M
R915
620k
R817
50V
470n
C886
50V
470n
C887
50V
470n
C888
50V
470n
C889
450V
1u
C802
450V
1u
C890
210u
L802
2u7_RESONANT
L810
PL808
1
2
3
4
10R
R961
SG2525A
IC807
1 INV.IN
3SYNC
5CT
7DISCH 10SHUTD
12GND
14OUT_B
16VREF
2N.I.IN
4 OSC.OUT
6RT
8SS
15+VI
13VC
9COMP.
11OUT_A
NTGS3446
IC826
1
D1
34
S
6
D4
2
D2
5
D3
NTGS3446
IC824
1
D1
34
S
6
D4
2
D2
5
D3
10k
R833
TNY266
IC806
1BP
3S2
6NC
8
S4
2
S1
4EN/UV
7S3
5D
PL809
1
2
+12SV
+5SV
470R
R962
1N4148
D853
+5SV
3k3
R963
1N4148
IC827
100k
R964
BC848B
Q834
680R
R965
150R R966
12V
D854
+24V
+5WOREG
50V
10u
C892
LM317T
IC828
1
ADJ
2
VOUT
3
VIN
1k
R968
9k1
R969
BC848B
Q835
47k
R970
1kV
1n
C893
0R47 R971
50V
100n
C894
1N4148
D857
1k
R972
BSH103
Q837
15k
R973
1k
R974
15R
R975
50V
5n6
C895
50V
2n2
C896
50V
2n2
C897
BA159_SMD
D858
22R
R976
50V
2n2
C898
BC848B
Q838
10k
R977
1k5
R978
1k5
R979
BC558B
Q839
BC558B
Q840
50V
2n2
C899
50V2n2
C900
BAT254
D859
BAT254
D860
1kV
10n
C902
1kV
10n
C903
2M
R982
2M
R981
2M
R980
BC858B
Q841
16V
1u
C904
BAT254
D861
1kV
10n
C905
16V
1u
C906
16V
1u
C907
16V
1u
C908
16V
1u
C909
16V
1u
C910
TL431SAMF2
D838
TL431SAMF2
D852
TL431SAMF2
D851
TL431SAMF2
D850
25V
4700u
C911
50V
3u3
C901
F801
FUSE_SMD_7A/
32VDC_1206
F802
1N4148
D863
10k
R983
50V
2n2
C912
+12Vd
3k3
R986
+3.3VSTBY
BC848B
Q843
10k
R987
3k3
R988
+5V
1M
R990
1M
R991
1M
R992
1M
R993
1M
R989
1M
R994
1M
R995
10k
R1002
10k
R1001
10k
R1000
10k
R999
10k
R998
10k
R997
10k
R996
120R
R1003
16V
1u
C913
1N4148
D865
S805
S806
78L05_TO92
IC829
1
VOUT
2
GND
3
PL811
1
2
L814
L815
PL812
1
PL813
1
2
3
4
+24V
L816
1kV
470p
C914
1u
L817
S807
S808
S809
S810
S811
S812
20R
R1004
20R
R1005
20R
R1006
20R
R1007
20R
R1008
20R
R1009
20R
R1010
20R
R1011
SMPS_MINIDVB_SINGLE_RANGE
TR803
4
C
1
A
10
26V
9
16V
8
GND
7
3V3
6
5V
5
AC_GND
3
NC
2
B
1k
R1012
4k7
R1013
BZT55C22V
IC830
1N4148
D862
2M
R912
AC1
AC2
AC1 AC2
AC2
+3.3VSTBY
+12V_2
+12V_2
SW1
SW1
SW1
SW2
100R
R1014
25V
47n
C915
SW2
VCC1
VCC2
25V
STPS5L25B
IC825
2 3
4
1
STPS_3P_
10L60CFP
Q816
Q815
Q828
S813
S814
PFC_OFF
50V
33p
C916
ZCD
ZCD
CS1
CS1
120k
R1015
ZCD
Q827
120k
R815
C873
1n5
50V
10n
C805
1M
R805
1M
R806
1M
R807
TCET110G
IC809
1
2
3
4
5k6
R871
+12V
10k
R872
100V
27n
C855
+24V
3k9
R875
27k
R877
47R
R873
50V
2n2
C849
30k
R876
5k1
R870
50V
1n
C846
Freq
4kV
2n2
C847
4kV
2n2
C813
27k
R874
4M7
R960
1N4148
D855
1N4148
D856
1k
R967
+5WOREG
TL431SAMF2
D819
+12Vd
+3.3 SBTY IS 5.1V FOR USA
4
STPS_3P_
10L60CFP
STPS_3P_
10L60CFP
STPS_3P_
10L60CFP
G
G
2
[For 32LD8D20EA, 32LD8D20UA and 37LD8D20E models]