Philips BDO2985/F7, Service Manual

Page: 26 / 41

A
A
B
B
C
C
D
D
E
E
1 1
2 2
3 3
4 4
RESET_
EN
EN
EN
EN
VCC
VCC
3.3V_STBY
VCC
VCC 3.3V_STBY
VCC
VCC
1.2V
VCC_D
+12V_D
+12V 1.2V +12V VCC
3.3V
VCC_D VCC
1.5V
VCC
+12V
VCC
RESET_ 9
OPWRSB 9
EN
C10
220pF/50V/X7R
C10
220pF/50V/X7R
L1 2.2uH/3A L1 2.2uH/3A
C43
10uF/10V/Y5V
C43
10uF/10V/Y5V
Q4
NPN_3DG3904M
Q4
NPN_3DG3904M
L4 2.2uH/3A L4 2.2uH/3A
R12 1K/1% R12 1K/1%
U5
AS5422A
U5
AS5422A
BS
1
IN
2
SW
3
GND
4
FB
5
COMP
6
EN
7
SS
8
C300
0.1uF/16V/X7R
C300
0.1uF/16V/X7R
C6
0.1uF/16V/X7R
C6
0.1uF/16V/X7R
C33
3900pF/50V/X7R
C33
3900pF/50V/X7R
R10
47K/1%
R10
47K/1%
R29
10K
R29
10K
Q2
NPN_3DG3904M
Q2
NPN_3DG3904M
C5
2.2uF/10V/Y5V
C5
2.2uF/10V/Y5V
R11 20K/1% R11 20K/1%
C44
10uF/10V/Y5V
C44
10uF/10V/Y5V
R7 100K R7 100K
R14
20K/1%
R14
20K/1%
C24
10uF/10V/Y5V
C24
10uF/10V/Y5V
Q1
NPN_3DG3904M
Q1
NPN_3DG3904M
C317
0.1uF/16V/X7R
C317
0.1uF/16V/X7R
R15
15K/1%
R15
15K/1%
R13
10K/1%
R13
10K/1%
C26
4700pF/50V/X7R
C26
4700pF/50V/X7R
R2 100K R2 100K
R177 100 R177 100
R3
47K
R3
47K
R299 100K R299 100K
R4
47K
R4
47K
C11
220pF/50V/X7R
C11
220pF/50V/X7R
L2 2.2uH/3A L2 2.2uH/3A
Q6
NC/P_AO3401A
Q6
NC/P_AO3401A
G
D S
C2
2.2uF/10V/Y5V
C2
2.2uF/10V/Y5V
C12
4700pF/50V/X7R
C12
4700pF/50V/X7R
C34
10uF/10V/Y5V
C34
10uF/10V/Y5V
C3
2.2uF/10V/Y5V
C3
2.2uF/10V/Y5V
C29
0.1uF/16V/X7R
C29
0.1uF/16V/X7R
RESET_1 RESET_1
C22
10uF/10V/Y5V
C22
10uF/10V/Y5V
C7
0.1uF/16V/X7R
C7
0.1uF/16V/X7R
LDO(0.15A)
BUCK1(2A)
BUCK2(1A)
BUCK3(1A)
U4
G5175
LDO(0.15A)
BUCK1(2A)
BUCK2(1A)
BUCK3(1A)
U4
G5175
V33
1
V33P
27
EP
29
GND
25
VIN
26
MODE
18
PGOOD
2
EN
28
EN1
8
PVCC1_1
4
PVCC1_2
5
SS1
9
BS1
3
LX1_1
6
LX1_2
7
FB1
11
COMP1
10
EN2
15
PVCC2
16
SS2
14
COMP2
13
EN3
21
SS3
22
FB3
24
FB2
12
COMP3
23
PVCC3
20
LX3
19
LX2
17
R8
10K/1%
R8
10K/1%
C9
220pF/50V/X7R
C9
220pF/50V/X7R
C21
10uF/10V/Y5V
C21
10uF/10V/Y5V
R6
2K/1%
R6
2K/1%
C23
10uF/10V/Y5V
C23
10uF/10V/Y5V
R27 1K R27 1K
C28
4.7uF/16V/Y5V
C28
4.7uF/16V/Y5V
C20
10uF/10V/Y5V
C20
10uF/10V/Y5V
C4
0.1uF/16V/X7R
C4
0.1uF/16V/X7R
C328
0.1uF/25V/Y5V
C328
0.1uF/25V/Y5V
R16
6.8K
R16
6.8K
R1 100 R1 100
C314
0.1uF/25V/Y5V
C314
0.1uF/25V/Y5V
R5
47K
R5
47K
C31 0.01uF/25V/Y5V C31 0.01uF/25V/Y5V
C8
0.1uF/16V/X7R
C8
0.1uF/16V/X7R
L5 6.8uH/2.4A L5 6.8uH/2.4A
R9
68K
R9
68K
R18 NC/0 R18 NC/0
U10
P_AP4953
U10
P_AP4953
S1
1
G1
2
S2
3
G2
4
D2
5
D2
6
D1
7
D1
8
R24
10K
R24
10K
C302
0.1uF/16V/X7R
C302
0.1uF/16V/X7R
C14
4700pF/50V/X7R
C14
4700pF/50V/X7R
R181
12K
R181
12K
R182
2.7K
R182
2.7K
R176
3.3K
R176
3.3K
R297
10K
R297
10K
Q5
NPN_3DG3904M
Q5
NPN_3DG3904M
R179
10K
R179
10K
C25
10uF/10V/Y5V
C25
10uF/10V/Y5V
R298
1K
R298
1K
R300
20K
R300
20K
C19
0.1uF/16V/X7R
C19
0.1uF/16V/X7R
C214
4.7uF/10V/Y5V
C214
4.7uF/10V/Y5V
C27
10uF/10V/Y5V
C27
10uF/10V/Y5V
Main Board Circuit Diagram for BDP2985/F7:POWER SOURCE
7-4 7-4