Philips 48OLED935/12 Service Manual page 94

9-5-3 DCDCc_+3V3_+2V5
+ 3 V 3
1
+12V
100R 5%
2 +3V3-ENABLE
U p d a t e d o n 2 0 2 0 / 2 / 1 0
+ 2 V 5 - N T
1
+12V
10K 5%
+3V3
FB4300
120R 3A
2
C4303
100NF 16V
R4301
U p d a t e d o n 2 0 2 0 / 4 / 7
V o u t = 0 . 8 * ( 1 + 6 3 / 2 0 ) = 3 . 3 2
FB4301
120R 3A
2
C4315
100NF 16V
R4313
V o u t = 0 . 8 * ( 1 + 4 2 . 6 / 2 0 ) = 2 . 5
10R 5% R4307
C4305
U4300
1uF 16V
6 1
BST GND
5 2
EN SW
4 3
L4300
FB IN
3.3uH
MP1471AGJ  Z
R4304
100K 1%
10R 5% R4312
C4320 N e w 1 8 A C : 3 7 3 G 2 5 3 S 3 8 3 M 0 0
U4301
1uF 16V
6 1
BST GND
5 2
EN SW
4 3
L4301
FB IN
3.3uH
MP1471AGJ Z

U p d a t e d o n 2 0 1 8 / 1 2 / 2 1
R4314
100K 1%
+3V3
+2V5-NT