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