Philips 48OLED935/12 Service Manual page 127

9-6-22 DCDCb_+1V5
D D R _ 1 . 5 V
FB4505
120R 3A
1 2
+12V
PQ_3.3V
100R 5% R4560
V o u t = 0 . 8 * ( 1 + 3 3 / 3 6 ) = 1 . 5 3 3
+12V
Q4509
LMUN5313DW1T1G
R4548
100K
PQ_2.5V
R4551
68K
C4551
100NF 16V
10R 5% R4557
U4504
6 1
BST GND
5 2
EN SW
4 3
FB IN
MP1471AGJ  Z
DDR_1.5V
N T 7 2 3 1 5 P Q _ 1 . 5 V
Enable by PQ_2.5V
Q4508
1
AO3416
PQ_1.5V +1V5-NT
R4532
NC/0R05 1/10W
ZD4504
MM3Z5V6B
C4553
1uF 16V
L4504
3.3uH
R4558
91K 1%
+12V
Q4507
LMUN5313DW1T1G
+3V3-NT
R4549
47K
DDR_1.5V
DDR_1.5V
N T 7 2 3 3 4 + 1 . 5 V - N T
Enable by +3V3-NT
Q4506
1
AO3416
+1V5-NT
R4547
100K
ZD4503
MM3Z5V6B
FRC_1.5V