Led Driver - Philips 32PFL3008/98 Service Manual

Circuit Diagrams and PWB Layouts
10-2-2

LED DRIVER

LED DRIVER
A02
FB8101
BEAD
1 2
+24V
C8101
+ +
330UF 35V C8105
FB9904 127R 100N 50V
1 2
C8122 470PF 250V
R8112
ON/OFF
10K OHM +-5% 1/8W
R8109
DIM
10K 1/4W
IC8501
1
EN
2
R8101
DIM
3
C8117 51K 1% 1/8W
GM
4
1NF 50V
VFB
VFB
5
VSET
VSET
6
OVP
7
C8118 C8108
RT
10N 50V
1NF 50V
PF7001S
C8109
100N 50V
R8102
220K +-5% 1/8W
+12V VSET
R8110
100K 1% 1/4W
R8111
C8104
18K 1/8W 5%
100N 50V
+5V
R8114
0R051/8W
Q8103
VBJT
BTN8050BA3
R8139
39R 1/4W
C8114
100PF 50V R8115
39R 1/4W
R8113
39R 1/4W
VADJ
R8138
NC R8136
15R 1%
TPS10.1A LA 10.
MBRF20100CT
L8101
C8107 25UH
330UF 35V
GND_LED
Q8101
AOTF454FL
VBJT
R8104
VADJ
10 OHM 1/8W
SLP
D8102
R8105
R8106
2 1
2R2 +-5% 1/8W
14
SLP
13
RB160M 10K OHM +-5% 1/8W
VADJ
12
D8107
R8103
VBJT
11
+12V
VCC
10
0R05OHM1/8W
VMOS
9
1N4148
+
GND
8
C8103
CS
470UF 25V
R8108
GND_LED
330 OHM
C8110
1NF 50V
C9915 C9916
220pF 50V 220pF 50V
LED1
Q8104 Q8105
BTD1805AD3 BTD1805AD3
Q8112
BTD1805AD3
R8123
R8121
10R 1%
R8120 R8122
10R 1%
15R 1% 15R 1%
R8137
10R 1%
EN 44
R8141 100 OHM 1/4W
220pF 50V
D8101
R8142 C8116 220pF 50V
100 OHM 1/4W C8121
2
C8106 + C8102 + C8113
100UF 63V 100UF 63V
1NF
R8116
51K 1/8W 1%
R8143
R8144
GND_LED
100 OHM 1/4W x 2
R8140
C8115
51K 1/4W
220pF 50V
C8120
220pF 50V
R8117
C8111
5.1K OHM 1%
NC
GND_LED
R8107
0.05R
GND_LED
HS23 HS24
1 1
HEAT SINK HEAT SINK
Q8101
D8101
LED2 LED3
Q8109
Q8106 Q8107 Q8108
BTD1805AD3 BTD1805AD3 BTD1805AD3
BTD1805AD3
R8127 R8129
R8125
10R 1% 10R 1%
10R 1%
R8124 R8126 R8128 R8130
15R 1% 15R 1% 15R 1% 15R 1%
back to
2013-Aug-30
div.table
R8118
D8103
1M 1/6W 5%
2
VLED+
3
LED1
1
BAV99
D8104
2
3
LED2
1
BAV99
D8105
2
3
LED3
1
BAV99
D8106
2
3
LED4
1
VFB
BAV99
LED4
Q8110
Q8111
BTD1805AD3 BTD1805AD3
VLED+
LED3
LED4
R8133
R8131 R8135
LED2
10R 1%
10R 1% 10R 1%
LED1
R8132 R8134
15R 1% 15R 1%
VLED+
LED DRIVER
A02
SLP
R8119 C8112
150K 1/8W 5% NC
C8119
1000pF 630V CN8101
12
11
10
9
8
7
6
5
4
3
2
1
CONN
C 2012-06-31
715G5670
19450_505_130114.eps
130114