LG OEM Schematic
19280_058_120425.eps
120425
Power Supply Unit with Integrated Led Driver
2012-03-08
1
2722 171 90609
Power Supply Unit with
Integrated Led Driver
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COLD
COLD
COLD
HOT
LiveNeutral
COLD
Separate connections for VSND and +12 V
3V3stdby
Standby
GND1
+12V
GND1
GND_SND
GND_SND
BL-I-CTRL
BL-ON
BL-DIM(Vsync)
POK
+Vsnd
+Vsnd
+12V
L2 Cathode
L1 Cathode
L4 Cathode
L3 Cathode
Anode_L
NC
L6 Cathode
L5 Cathode
NC
Anode_R
R5 Cathode
R6 Cathode
R4 Cathode
R3 Cathode
R2 Cathode
R1 Cathode
CN3: 32inch N.C
CN2: 32inch IS100-L08T-C46-A(natural)/
37inch IS100-L08T-C46(black)
37inch IS100-L08T-C46-A(natural)
GND_AL
GND_AL
+12V_AL
+12V_AL
D116
RF101L4S
C115
1n 300v ⱞ▫
R127
1M 1/2W PRC
C116
104
C117
104
R124
220K
R128
470K
R126
10K
R125
10K
1
2
CN1_1308
AC-inlet
R101
120 1W
s
SA101
TSA601MA1
F101
T3.15AH 250V
PC101
EL817MC
PC102
EL817MC
R109
1K
ZD102
15V
Q101
KTN 2222A/ TO-92
R110
10K
R306
1.5K F
C304
104
R302
51F
R303
1.5KF
R305
2.7K F
R310
1K
R308
560F
B
EC
Q301
KTN 2907A
R307
120 F
R304
1.2K F
R309
4.7K
C305
104
L301
4.7uH
C303
225
C109
ZS 22uF/50V
R105
0
C121
ZS22uF/50V
ZD103 OPEN
C107
225
D106A
IN4007
R113
200
ZD101
P6KE180A
PC501
EL817MC
CY202
220pF
C507
102/50V
ZD503
5.6V
1
CSS
2
DELAY
3
CF
4
RFMIN
5
STBY
6
ISEN
7
LINE
8
DIS
9
PFC_STOP
10
GND
11
LVG
12
VCC
13
NC
14
OUT
15
HVG
16
VBOOT
U501
IC-SOP-16-L6599
L6599
R511
4.3KF
R521
47
R522
10
D504
MMSD4148W
R523
10K
R518
47
R519
10
D503
MMSD4148W
R520
10K
R513
120
C511
683
R512
0R0
C506
105
R509
47
R507
6.8KF
R508
2.2KF
C501
222
C504
224
C505
471 COG
R510
750K
C502
103
C508
104
R527
33
R531
100/1W
C526
47pF/1kV
D512
1N4148
D506
MMSD4148W
PC103
EL817MC
R507A
240
L501
BFS3550R
C307
105
C645
68uF/400V
1
2
3
4
5
6
7
8
9
10
T101
EFD1515
1
GND2VCC3VFB4IPK
5
VSTR
6
DRAIN7DRAIN8DRAIN
U101
FSL106HR
C106
222
R256
120 F
R251
620
R252
10K F
C215
225
C411
120uF/63V
R255
3.6K F
C211
105
R257
1.5K F
R253
2.4K F
D212
MBRF20L45CTG
R254
300 F
C214
225
L512
Jumper
D211
MBRF10150CT
1
2
3
4
5
6
7
8
9
10
11
12
T501
PEE3232
R330
20KF
U306
AZ431AN / SMD
C320
102
R314
51kF
R312
1KF
R317
0 F
B
EC
Q150
KTN 2222A
C151
104
R156
1KF
B
EC
Q151
KTN2907A
R161
1KF
C152
104
R160
1KF
D151
1N4148W
R260
2KF
C260
102
R272
24K F
PC502
EL817MC
R270
1kF
C601
470nF / 500V
TH601
3ohm 15D
D301
SB560 P=20mm
R311
1KF
U602
AS431AN / SMD
PC601
EL817MC
R632
4.7K F
C622
332
R631
2.7kF
Q406
KTN2222A
R487
10K F
R480
100K F
C440
103
R488
47K
R630A
1KF
R630
1KF
R622
330k
G
D
S
Q604
STK0160
R626
2.7K
R627
13K
C611
102
R629
100K
R628
1.2K
R623
330k
R624
330k
R625
330k
C626
103
C646
68uF/400V
Q104
KTN 2N7002
L511
BFS3550A
R132
68K
R134
68K
R131
68K
R133
68K
R120
470K
Q106
KTN 2N7002
R122
100K
C123
105
R121
220K
C122
104
VA101
750V 14A
1
2
3
4
BD601
4A 600V
CY103
N.C
D107
UF4007
D106
4148W
C509
225
C212
OPEN
R102
1K
ZD105
22V
Q102
KTN2222S/SOT-23
R103
100K
C103
ZS 10uF/50V
C102
OPEN
CY105
470pF
R266
1.5K F
R265
OPEN
C213
OPEN
C201
MK 1000uF/16V
R271
1kF
C301
NXH 1000uF/10V
JW1
12
3
4
LF102A
1615180
C202
MK 1000uF/16V
C203
MK 1000uF/16V
L201
1.6uH
C513
8.2nF/1kV
C119
102 1KV
C306
NXB 680uF/10V
D101
MMSD4148
D102
MMSD4148
U301
AZ431AN / SMD
U203
AS431AN / SMD
U204
AZ431AN/SMD
R633
OPEN
R634
0
G
D
S
Q501
SMK0850F
G
D
S
Q510
SMK0850F
CY106
470pF
CY104
N.C
CY102
100pF
CY101
100pF
C515
100pF/1kV
C514
100pF/1kV
12
3
4
L602
1615180
CX101
100nF
L202
BFS3550R2
1
2
3
4
5
6
7
8
9
10
11
12
13
14
CN4_1M95
1-2041145-4
C461
104
1
2
3
4
5
6
7
8
CN2_1316
IS100-L08T-C46(black)
1
2
3
4
5
6
7
8
CN3_1319
IS100-L08T-C46-A(natural)
R491A32": N.C 37": 0R0
R491B32": 0R0 37": N.C
R491C32": 0R0 37": N.C
R491D32": N.C 37": 0R0
1
2
3
4
CN6_1M11
2041145-4
R104
10
ZD103A
9.1V Axial
R106
10
R129
5.6K
C201A
MK 1000uF/16V
C620
OPEN
C620A
OPEN
R123
4.7M(1608)
R123A
4.7M(1608)
ST3V3
STANDBY
GND1
GND1
GND1
GND1
GND1
GND1
+12V
VLED
GND1
GND1
GND1
GND1
+12V
3V3_OVP
GND1
3V3_OVP
STVCC
GND1
+12V
UVLS
GND1
VCC
VCC
MAIN_CAP_VOL
MAIN_CAP_VOL
STVCC
12V3_OVP
12V3_OVP
ST3V3
GND1
GND_SND
STANDBY
POK
GND1
+12V
+12V
12V3_SND
ST3V3
GND1
BL-ON-OFF
GND1
BL-I-CTRL
BL-DIM(VSYNC)
12V3_SND
GND_SND
GND_SND
R2
R3
R4
R5
R6
LED_A
LED_A
R1
LED_A
R1
+12V
GND1
VCC
VCC
Q407
KTN2907A
U405
AS431ANTR/SMD
C471
104
R468
560
R462
3.9K
R463
3.9K
R465
10K
R466
220K
R467
100K
R461
150F
R464
1.2KF
C472
475
R469
11KF
R470
510 F
R471
12KF
R472
47K
C473
105
Q451
KTN 2N7002
R473
1KF
C474
OPEN
G
DS
Q408
2N7002
C475
103
R475
470K
ZD401
5.1V
R460
110
R470C
OPEN
R470A
OPEN
R470B
OPEN
R410
1K
R408
240K F
R406
10K
C408
105
R407
10
R403
1.5K F
C437
154
R405
62K
R404
150K
C407
104
C406
105
1
NC
2
CMP7
3
IS6
4
CMP6
5
IS5
6
CMP5
7
IS4
8
CMP4
9
IS3
10
CMP3
11
IS2
12
CMP213IS114CMP115GNDA16OVP17UVLS18SSTCMP19RANGELED20ISW21GNDP22DRV
23
SYNC
24
NC
25
VREF
26
ENA
27
VIN
28
STATUS
29
ADIM
30
COMM
31
RT
32
PWM8
33
PWM7
34NC35NC36
PWM6
37
PWM5
38
PWM4
39
PWM3
40
PWM2
41
PWM1
42
IS8
43
CMP8
44
IS7
U401
LQFP-48 pin 0.8 Pitch OZ9909TN
R401
2K F
C403
102
C404
102 COG
R402
3K F
C402
102
R409
100KF
C409
103
R412
100KF
R415
100K
C410
103
R477
5.6K
C469
473
R478
4.7K
R476
100
R417 100
R421
27K F
R455A 1 F
R455B 1 F
R455C 1 F
R455D 1 F
R420
10k
R421A
22K F
R421B
11K F
C442
102
R419
1K
D410
D4148W
R418
15
R455E 1 F
R455F 1 F
C460
OPEN
C422
OPEN
R455 1 F
R411
10K F
R411A
10K F
R411B
10K F
C423
OPEN
G
D
S
Q402
AP15T15GH/D-PACK
C413
NXA 68uF/100V
D401
B3100-13-F
14
L401
55uH
L403
Jumper
C415
100pF/1kV
L404
BFS3550R
R481C
5.1k
R482C
1k
R485C
47 F
Q403C
BCX53-16
R484C
1.2KF
R483C
47F
R486C
2.2 F
R481A
5.1K
R482A
1K
R485A
47 F
Q403A
BCX53-16
R484A
1.2KF
R483A
47F
R486A
2.2 F
R481B
5.1K
R482B
1K
R485B
47 F
Q403B
BCX53-16
R484B
1.2KF
R483B
47F
R486B
2.2 F
R481D
5.1K
R482D
1K
R485D
47 F
Q403D
BCX53-16
R484D
1.2KF
R483D
47F
R486D
2.2 F
R481E
5.1k
R482E
1k
R485E
47 F
Q403E
BCX53-16
R484E
1.2KF
R483E
47F
R486E
2.2 F
R481F
5.1k
R482F
1k
R485F
47 F
Q403F
BCX53-16
R484F
1.2KF
R483F
47F
R486F
2.2 F
C481A
OPEN
C481D
OPEN
C481B
OPEN
C481C
OPEN
C481E
OPEN
C481F
OPEN
BL-I-CTRL
VREF
ADIM
1DN
G1DNG
1DNG1
DNG1DNG
GND1 GND1
+12V
GND1
GND1GND1
GND1
BL-DIM(VSYNC)
BL-ON-OFF
DRV
STATUS
ADIM
+12V
IS2
IS3
IS4
IS5
IS6
CMP3
CMP4
CMP5
CMP6
CMP2
IS1
CMP1
GND1
GND1
GND1
GND1
ISW
UVLS
GND1
OVP
VREF
VREF
GND1
POK
VREF
STATUS
GND1
GND1
ISW
DRV
OVP
GND1
VLED
UVLS
GND1
GND1
LED_A
GND1
R3
CMP3
IS3
GND1
R1
CMP1
IS1
GND1
R2
CMP2
IS2
GND1
R4
CMP4
IS4
GND1
R5
CMP5
IS5
GND1
R6
CMP6
IS6
GND1
GND1
GND1
GND1
GND1
GND1
GND1
19280_059_120425.eps
120425
2012-03-08
1
2722 171 90609
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