Sharp LC-32LD165E - Page 73

73
LC-32LD164
LC-32LD165
LC-32LD166
POWER SCHEMATIC DIAGRAM 2/2 ( LED DRIVER)
LC-32LD164–LC-32LD165–LC-32LD165RU–LC-32LD166
76
02 LED Driver
TIMER
R8501
0R1 5%
C8520
1NF 50V
R8513
100KOHM +-5% 1/8W
R8518
100KOHM +-5% 1/8W
C8518
100NF 250V
R8517 100K
12
D8502
NC
C8504
1NF 50V
R8526
10K 1/8W 1%
C8526
100N 50V
+
C8501
330UF 35V
C8507
2.2UF 50V
R8512
10K 1/4W
C8510
470PF 50V
C8525
1uF
R8521
10K OHM
R8523 1K 1/4W
R8511
NC
+
C8513
330UF 50V
C8524
100N 50V
R8533
10 OHM 1/4W
C8521
1NF 50V
R8509
150K 1/8W +/-1%
C8517
100NF 250V
+
C8514
NC
+
C8502
330UF 35V
R8508
270K 1/4W
C8509
2.2UF 25V
R8527
NC
R8515
330K 1/8W 5%
R8505
NC
1
2
D8501
SR810-05
UVLS
1
VCC
2
ENA
3
VREF
4
RT
5
PWM
6
ADIM
7
TIMER
8
SSTCMP
9
ISEN
10
PROT
11
ISW
12
OVP
13
GND
14
DRV
15
FAULT
16
IC8501
OZ9902CGN
C8511
100pF 50V
R8516
39K 1/8W 1%
R8506
62K 1%
R8520
0R05 1/4W
C8503
NC
+
C8512
330UF 50V
R8514
10K 1/4W
R8504
75OHM +-5% 1/8W
R8519
1K 1/8W 1%
Q8502
AOD478
C8519
100pF 50V
R8522
10K OHM
C8508
1N 50V
C8505
2.2UF 50V
1
2
3
4
5
6
78
CN8501
CONN
C8527
2.2UF 50V
Q8501
AOD2916
R8503
470 OHM 1/4W
C8506
NC
R8507
12K 1/8W 1%
+12V
Panel ON/OFF
DIM
R8502
12K 1/8W 1%
VLED+
VLED-
VLED-
VLED+
12.5*12
12.5*12
C8515
47pF
Fop=6120/39=157K Hz
R8524 1.5R
8 1
4
6
L8501
33uH
OVP _VREF
2.85V min
R8525 1.8R R8530 1.3R 1% R8531 1.5R
R8532
1.2R 1%
ILED(mA)=302/R=1037.64mA
1
2
FB8501
BEAD
12k//12k
OVP=32.3v(min)
panel Vled=25.9V max
270k+150k UVLS=8.4V
Fop=6120/51K=120K Hz
3
1 2
D8503
BAV70
R8528
100KOHM +-5% 1/8W
C8522
100N 50V
TIMER
UVLS _VREF 3V
1
2 3 4 5 6 7 8 9 10
11 12
13
14
15 16
I
H
G
F
E
D
C
B
A