Led Driver - Philips 32PFL5606S/98 Service Manual

Circuit Diagrams and PWB Layouts

LED Driver

LED Driver
A06
G1 LED4 G2 LED3
Q8101 Q8101 Q8102 Q8102
R8111 R8111 R8112 R8112
1 8 1 8
S2 D2 S2 D2
2 7 2 7
G2 D2 G2 D2
3 6 3 6
S1 D1 S1 D1
4 5 4 5
12R 1% 12R 1% G1 D1 12R 1% 12R 1% G1 D1
AO4828L AO4828L AO4828L AO4828L
S1 S2
R8101 R8101 ZD8108 ZD8108 R8102 R8102 ZD8109 ZD8109
5.1R 1% 5.1R 1% 5.1R 1% 5.1R 1%
MTZJ T-72(NC) MTZJ T-72(NC) MTZJ T-72(NC) MTZJ T-72(NC)
12V
R8121 R8121
100K 1/8W 100K 1/8W
12V
COMP1
R8148 R8148
51OHM +-5% 1/8W 51OHM +-5% 1/8W
100KOHM +-1% 1/4W(NC) 100KOHM +-1% 1/4W(NC) 1UF(NC) 1UF(NC)
R8136 R8136 C8106 C8106
1
R8160 R8160
2
DIM
1K 1/8W 1K 1/8W
3
EN
4
5
ZD8106 ZD8106 + + C8105 C8105
6
S1
10UF 50V 10UF 50V
MTZJ T-72 MTZJ T-72 7
C8102 C8102
8
S2
100N 50V 100N 50V
R8150 R8150 R8151 R8151
12R 12R 12R 12R
G1 G2
D8110 D8110
1 2
DIM
RB160M-60TE25(NC) RB160M-60TE25(NC)
C8104 C8104
0.22uF 50V(NC) 0.22uF 50V(NC)
D8111 D8111
2 1
ON/OFF
RB160M-60TE25(NC) RB160M-60TE25(NC)
R8149 R8149
0R05 1/4W 0R05 1/4W
TPM8.3A LA 10.
G3 LED1 G4 LED2 G5
Q8103 Q8103 Q8104 Q8104
R8113 R8113 R8114 R8114
1 8 1 8
S2 D2 S2 D2
2 7 2 7
G2 D2 G2 D2
3 6 3 6
S1 D1 S1 D1
4 5 4 5
12R 1% 12R 1% G1 D1 12R 1% 12R 1% G1 D1
AO4828L AO4828L AO4828L AO4828L
S3 S4
R8103 R8103 ZD8110 ZD8110 R8104 R8104 ZD8111 ZD8111
5.1R 1% 5.1R 1% 5.1R 1% 5.1R 1%
MTZJ T-72(NC) MTZJ T-72(NC) MTZJ T-72(NC) MTZJ T-72(NC)
LED2 LED1 LED4 LED3 LED6 LED5 LED8 LED7
D8106 D8106 D8107 D8107 D8108 D8108 D8109 D8109
BAW56 BAW56 BAW56 BAW56 BAW56 BAW56 BAW56 BAW56
VFB
12V
12V
COMP1
IC8102 IC8102
R8132 R8132
16
COMP VFB VFB
100K OHM 1/4W 100K OHM 1/4W
15
DIM VSET VSET
14 SLB2
EN SLP
13 R8123 R8123
VCC GND
12 10K 1/4W 10K 1/4W
OUT1 OUT2
R8128 R8128
11
S3
CS1 CS2
10
VSET
OUT3 OUT4
9
S4
CS3 CS4
10K 1/4W 10K 1/4W
R8126 R8126
PF7004 PF7004
1.2K 1/8W 1.2K 1/8W
R8153 R8153 R8152 R8152
12R 1% 12R 1% 12R 1% 12R 1%
G4 G3
R8159 R8159
0R05OHM1/8W 0R05OHM1/8W
5.2V
R8110 R8110
VLED
51K 1/4W(NC) 51K 1/4W(NC)
R8139 R8139
R8140 R8140 10K 1/8W(NC) 10K 1/8W(NC)
150K 1/8W +/-1%(NC) 150K 1/8W +/-1%(NC)
R8138 R8138
ZD8105 ZD8105
1K 1/8W(NC) 1K 1/8W(NC)
Q8110 Q8110
2 1
PMBS3904(NC) PMBS3904(NC)
MTZJ12B(NC) MTZJ12B(NC)
C8109 C8109
R8137 R8137 10nF 50V(NC) 10nF 50V(NC) R8158 R8158
1K OHM +-5% 1/8W(NC) 1K OHM +-5% 1/8W(NC)
36K OHM(NC) 36K OHM(NC)
EN 46
LED5 G6 LED8
Q8105 Q8105 Q8106 Q8106
R8115 R8115 R8116 R8116
1 8 1 8
S2 D2 S2 D2
2 7 2 7
G2 D2 G2 D2
3 6 3 6
S1 D1 S1 D1
4 5 4 5
12R 1% 12R 1% G1 D1 12R 1% 12R 1% G1 D1
AO4828L AO4828L AO4828L AO4828L
S5 S6
R8105 R8105 ZD8112 ZD8112 R8106 R8106 ZD8113 ZD8113
5.1R 1% 5.1R 1% 5.1R 1% 5.1R 1%
MTZJ T-72(NC) MTZJ T-72(NC) MTZJ T-72(NC) MTZJ T-72(NC)
LED1 LED2 LED3 LED4 LED5 LED6 LED7 LED8
D8101 D8101 D8102 D8102 D8103 D8103 D8104 D8104
BAV70 BAV70 BAV70 BAV70 BAV70 BAV70 BAV70 BAV70
R8127 R8127
1MOHM +-5% 1/4W 1MOHM +-5% 1/4W
R8124 R8124
0R05 1/4W 0R05 1/4W
SLB1
R8122 R8122
R8125 R8125
0R05OHM1/8W 0R05OHM1/8W
0R05 1/4W 0R05 1/4W
SLB2
R8120 R8120
3K 1/8W 5% 3K 1/8W 5%
Q8111 Q8111
PMBS3906 PMBS3906
ZD8102 ZD8102 R8119 R8119
MTZJ4.3B MTZJ4.3B 75K +-5% 1/8W 75K +-5% 1/8W
12V
R8135 R8135
R8141 R8141 10K 1/8W(NC) 10K 1/8W(NC) R8134 R8134
51OHM +-5% 1/8W 51OHM +-5% 1/8W 10K 1/8W 10K 1/8W
IC8101 IC8101
1 16
COMP VFB
R8161 R8161
2 15
DIM DIM VSET
1K 1/8W 1K 1/8W
3 14
EN EN SLP
4 13
VCC GND
5 12
OUT1 OUT2
+ + C8101 C8101 6 11
S6 CS1 CS2
ZD8103 ZD8103 10UF 50V 10UF 50V
7 10
OUT3 OUT4
MTZJ T-72 MTZJ T-72 8 9
CS3 CS4
C8103 C8103
100N 50V 100N 50V
PF7004 PF7004
R8131 R8131 G61 G81 S8
NC NC
R8154 R8154 R8155 R8155
12R 12R 12R 12R
G6 G8
R8143 R8143
EN
NC NC
G81
R8145 R8145
NC NC
S8
R8142 R8142
NC NC R8146 R8146
NC NC
G61
R8147 R8147
NC NC
S6
Q8109 Q8109
2N7002(NC) 2N7002(NC)
2011-Nov-11
G7 LED6 G8 LED7
Q8107 Q8107 Q8108 Q8108
R8117 R8117 R8118 R8118
1 8 1 8
S2 D2 S2 D2
2 7 2 7
G2 D2 G2 D2
3 6 3 6
S1 D1 S1 D1
4 5 4 5
12R 1% 12R 1% G1 D1 12R 1% 12R 1% G1 D1
AO4828L AO4828L AO4828L AO4828L
S7 S8
R8107 R8107 ZD8114 ZD8114 R8108 R8108 ZD8115 ZD8115
5.1R 1% 5.1R 1% 5.1R 1% 5.1R 1%
MTZJ T-72(NC) MTZJ T-72(NC) MTZJ T-72(NC) MTZJ T-72(NC)
CN8104 CN8104
12
VLED
11
10
LED4
9
LED3
8
LED6
7
LED8
6
LED7
5
LED5
4
LED2
3
LED1
2
1
VLED
SLB1
CONN CONN
S5
S7
R8157 R8157 R8156 R8156
12R 1% 12R 1% 12R 1% 12R 1%
G7 G5
LED Driver
A06
1 2011-03-15
715G4878
19170_510_110629.eps
110629