Philips TPM14.1L Service Manual page 47

Circuit Diagrams and PWB Layouts
10-1-2 LED DRIVER
A02
LED DRIVER
+12V
+ C8112
C8107
330UF 25V
100N 50V
VLED+
C8117
NC/1uF
R8121
NC/100K 1% 1/4W
R8127 1
1K 2
3
FB
4
ZD8101
NC/BZT52-B4V7
ZD8102
C8108
NC/BZT52-B22
100N 50V
TPM14.1L LA 10.
D8102 R8109
1N4148W 10R 1/8W 5%
R8104
VCC1 47 OHM
C8104
2.2uF 25V
IC8501
8
DIMOUT VCC
7
GM OUT
6
FB GND
5
OVP/DIM CS
PF7903BS
R8128
C8110
1NF
100 OHM 1/8W
R8129
10K OHM +-5% 1/8W
+12V
C8119
2.2uF 25V
R8133
Panel ON/OFF
33K
R8134
100K 1/8W 1%
EN 47
L8103
33UH
L8102
FB8101
NC/33uH
D8101 BEAD
SR506
1 2
L8101
C8105 + + C8113
NC/330UF 35V
330UF 35V
12.5*12 12.5*12
NC/33uH
Q8104
P2806BD
R8105
10K OHM
R8108
330R 1/8W 5%
D8103
1N4148W
Q8103
Q8106
2N7002
PMBT3906
VCC1
R8131
15K 1% 1/8W C8120
NC/2.2uF 25V
C8114
10N 50V
R8132
51K 1/4W
Q8107
PMBS3904
C8122
100N 50V
back to
2014-Mar-07
div.table
VLED+ VLED-
6 CN8101
5
CONN
4
3
C8123
C8121 2
1uF
R8116 1uF
1
36KOHM +-1% 1/4W
R8135
Q8101
36KOHM +-1% 1/4W
MTB55N10Q8-0-T1-G
R8123 R8124 R8125
1R 1% 1R 1% 1R 1%
R8118
10K OHM
Q8105
PMBT3904
R8120
33K
DIM
R8119 R8130
C8111 330K 1/8W 5%
100PF 50V
LED DRIVER
A02
FB
R8126
1.2 OHM
GND801
1
GND
2
GND
3
GND
GND
GND802
1
GND
2
GND
3
GND
GND
3 2013-10-09
715G6197
19620_501_140110.eps
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