3-43
3-44
9. LED DRIVER CIRCUIT DIAGRAM
A
1
2
3
4
5
6
7
8
9
10
11
12
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
VIN 6-12V
PWRCTL_LCD
GND
C5
2.2uF/16V X5R
C5
2.2uF/16V X5R
TP1
TP1
R10
6.8 1%
R10
6.8 1%
R2
10K
R2
10K
CN1
CON3_1.25MM
CN1
CON3_1.25MM
1
2
3
4
5
R8
5.6K
R8
5.6K
L1
LSS57S30-330(33uH)
L1
LSS57S30-330(33uH)
TP2
TP2
R6
1K
R6
1K
R4
10K
R4
10K
U1
MP2359DT
U1
MP2359DT
IN
5
EN
4
GN
D
2
BST
1
FB
3
SW
6
TP4
TP4
D1
SS14
D1
SS14
1
2
C3
2.2uF/16V X5R
C3
2.2uF/16V X5R
R11
NC
R11
NC
R7
10K
R7
10K
TP6
TP6
C6
104
C6
104
C2
104
C2
104
TP5
TP5
C4
334
C4
334
TP7
TP7
B
C
E
Q1
SMBT3906
B
C
E
Q1
SMBT3906
2
3
1
B
C
E
Q2
SMBT3904
B
C
E
Q2
SMBT3904
1
3
2
C1
103
C1
103
D2
D_13V
D2
D_13V
1
2
TP3
TP3
R5
270K
R5
270K
R3
100K
R3
100K
R9
68K
R9
68K
CN2
3.5-2P
CN2
3.5-2P
1
1
2
2
3
3
4
4
R1
0R
R1
0R
MP2359 LED Driver Application
Wednesday, August 29, 2007
MP2359 LED Driver Application
Wednesday, August 29, 2007
MP2359 LED Driver Application
Wednesday, August 29, 2007
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only