Philips 43PUD7406/43 Service Manual page 37

9-1-4 LED
L8601
6
33uH
4
L8601 Option (L8602 NC)
L8602
LV 33UH 373G0253258X00
NC/80uH
HV 82UH 373G0253363H00
+Vboost
Q8601 Option
LV 357G0600100600
HV 057G 600948
IC_VCC
U8601
1
DIMOUT
DIMOUT
2
VCC
3
CS/OVP
4
OUT
OUT
PF7904S
C8611
10PF 50V
D8603
1N4148W
2
+12V
R8625 Q8604
1K 1/10W 1% 2N7002K
BL_ON
HS8601
HEAT SINK
R8603
10 OHM 1% 1/8W
D8602 R8604
1N4148W 4R7 1/8W
OUT
R8605
3K 1% 1/4W
R8614
100R +-1% 1/4W
8
FB
7
GM
6
EN/DIM
5
GND
3
IC_VCC
R8624
0 OHM 1/8W
D8601 FB8601
FMET-22015 BEAD
1
2 2 1
3
4
C8617
100PF1KV
Q8601
MTE65N15FP
C8619
100PF1KV
R8606
10K 1% 1/10W
DIMOUT
R8607
0R05
DIM
R8613
10K 1% 1/10W
ILED Set 0.3V as below worst case
C8614
1. 90W (37.5V/2.4A)---Rsen: 0.75*6
1nF 50V
2. 80W (33.3V/2.4A)---Rsen: 0.75*6
3. 70W (33.3V/2.2A)---Rsen: 0.82*6
4. 60W (30.0V/2.0A)---Rsen: 0.91*6
Out of these case, you have to confirm again.
(as like ILED more than 2.4A)
(HV Panel ILED set up by yorself)
D8601 Option
LV 40A/100V 393G0060615TUB
HV 10A/200V 393G0060604TUB
2
+ + + +
-VLED
Q8602 Option
LV 357G0600100022
HV 357G0763250602
R8615
100R +-1% 1/4W Q8602
CYS9240 32A
+VLED
-VLED
R8627
0R05
+VLED
+VLED
-VLED
OVP 67.5V
+VLED
CN8601
CONN
1
2
3
4
5
6
7
8
9
10
11
12
CN8602
NC/CONN
1
2
3
4
5
6