Dc/Dc Converter - Sony DSC-S70 Service Manual

DSC-S70
DD-141 (DC/DC CONVERTER) SCHEMATIC DIAGRAM • See page 4-41 for DD-141 printed wiring board.
1
2 3 4
DD-141 BOARD (1/3)
DC/DC CONVERTER (DD BLOCK)
A
NO MARK:STILL/PB MODE
-REF.NO.:1,000 SERIES-
XX MARK:NO MOUNT
CN001 14P
FAST_CHARGE 1
INIT_CHARGE_ON 2
B
REG_GND 3
REG_GND 4
TO REG_GND 5
MS-54 BOARD
REG_GND 6
CN005
(THROUGH THE UNREG5(ST_UNREG) 7
YP-052 HARNESS)
UNREG5(ST_UNREG) 8
(SEE PAGE 4-10)
UNREG4(BL_UNREG/ACV) 9
UNREG3(TRANS/A4.9) 10
UNREG3(TRANS/A4.9) 11
C
UNREG2(D3.2/1.8V) 12
UNREG2(D3.2/1.8V) 13
UNREG1(BATT_UNREG) 14
D
R002
LND001
0
STATIC_GND
R003
LND002
XX
STATIC_GND
E
F
4.4
R001
10k
1.2
1.6
G
C001 8.3
180p
2.5
C002
0.1u
3.1
C003
0.068u
2.5
H
I
J
K
05
L

DC/DC CONVERTER

DD-141 (1/3)
5 6 7 8
L001 L002
C009 C013 C020 10uH 10uH
10u 10u 10u
16V 16V 16V
2.05v
R017 C011
150k XX R033 0
R006
20k R019 R032 15.05v
R034
6800
10k
C010 0
R007
0.022u
R020
3600
2200
C019
R009 R021 0.1u
4700 18k
R010
R005 R022
39k 15k 47k
R018
10k
R011
R023
27k
68k
R024
R012 4700
2200
C017 C021
470p 470p
1 7
2.5
12 11 10 9 8 7 6 5 4 3 2 1
C023 0.001u
8.4
SCP:B CA2
1
VE A
OSC IN
8.1 R035 470
OSC FB OUT A
RT CAM15V P5V Vcc OUT
8
CT OUT B
IC001 C024 0.001u
1.2
VE B
Vcc
R036
V REF 2.5V DC CONTROL GND 680
IC001 0.9 R037 470
POW CONT VE C
MB3785APFV-G-BND-ER
8.2
CTL B 4.9V 3.2V OUT C
7.9 C025 0.001u
CTL C,D OUT D
R038 470
0 1.3
CT SCP VE D
8.1
SCP:C CD2
C026 0.001u
25 26 27 28 29 30 31 32 33 34 35 36
2.4 6.5
C005 C018 C022
470p 470p
0.001u
3.25v
R004
R013
270k
4700
R026
3900
C004 R014 R027
0.022u
10k 2700
R028
R015
15k
390
C006
R016 C012 R029 R030
XX 0
10k XX 4700
4.9v
R031
0
Q005,007,008
+4.9V REG
4-43
9 10 11 12
L006
22uH
2 1.8V
2 1.9
Q009
2SB1122-ST-TD
2 1 1.2
R049 B+ SWITCH
47k
Q004
R046
FP107-TL
47
SWITCHING
C032
8.1 4.7u 0.2
3 5
Q013
0.7
2SD2216J-
R055
8.3 QR(K8).SO
10k C016 R081
C029
0.1u SWITCHING
4700
4.7u
15.05V
Q001
T001 D002
L013
2SB1122-ST-TD
MA796-TX R047
220uH
SWITCHING
47k
8.3 0
D001
1SS357
-TPH3
8
C044
4.7u
Q010
20V
XX
R048
22k
C034
4.7u C043
4.7u
C037
4.7u
C051
0.1u
4.95V 0.1u
C049
L004
22uH
D004
D003
MA111- MA111-
4.9
4.9
(K8).S0 (K8).S0
L011
2 1
1uH
CAM_P_5V SP_5V
Q003
CPH5701-TL
SWITCHING
C031
4.7u C036
3 5
8.2
33u
10V
R082
3.2
XX
C028 8.3
4.7u
3.24V
L003 L012
22uH 1uH
3.2 PANEL_3.2V
2 1 R078 0
A_3.2V
L009
4.7uH
CAM_3.2V
Q002
CPH5701
-TL D_3.2V
SWITCHING
L005
8 3 5 1uH
C027 8.3 C030
C033
4.7u 4.7u C042
2.2u 2.2u
Q006 C038 PANEL_4.9V
2SB1122-ST-TD
10u
B+ SWITCH 6.3V
A_4.9V
8.3 4.9 L008
1uH
R054
100k 7.5
Q008
7.6 R045
2SB1462J- 10k
QR(K8).SO
C039
R039
10u
12k 0.5
10V
2.3 2.5
Q005
2SD2216J-
QR(K8).SO
1.8
Q007
2SD2216J-
R044
R042 R043
R040 QR(K8).SO 10k
39k 1500 1500
13 14 15 16 17
D_1.8VS
D_1.8VP
15 13.2
15V
L010 R061
Q027
1uH
R057 100k
2SB1462J-QR(K8).SO
33k
B+ SWITCH
14.4
Q019,031,033
Q031
DRIVER
C035 2SB1462J-
14
22u QR(K8).SO
4V
Q019
13.1 2SD2216J-
QR(K8).SO
12.7
12.7
R068
100k
10.5V 8.9 6.6
Q032
R064 2SB1462J-
8.2
47k QR(K8).SO
R058
B+ SWITCH
8.7
R050 120k
10k 8.7
Q028
13.1 R059
3.2 Q022
0 2SB1462J-
R051
2SD2216J-
8.9 0.1 QR(K8).SO
3300
0.6 0 QR(K8).SO
6.6
Q034
2SD2216J- 6.5
Q018
QR(K8).SO
UN9213J- R060
Q025 R070
SWITCHING
(K8).SO 120k 6.1
2SD2216J- 4700
SWITCHING
R067 QR(K8).SO
47k
R069
-10.5V R065
82k 10k
Q023
0.4
2SB1462J-
QR(K8).SO
-0.2
Q016 Q017
0
UN9113J-(K8).SO
NDS356AP
Q020
B+ SWITCH SWITCHING
-10.3
2SB1462J-
QR(K8).SO
R052 4.9 4.9
-9.6
100k
Q020,023,026 Q026
C046 -9.8
0 L014 3.1 DRIVER 2SD2216J-
R053
0.022u QR(K8).SO
4.7uH
100k
R062
-10.3 -7.6
100k
0
Q029
C047
Q014 10u 2SD2216J-
UN9213J-(K8).SO QR(K8).SO
10V
SWITCHING B+ SWITCH
R066
100k
R056 C050
0.3 Q024
15k 0.47u
2SB1462J-
QR(K8).SO
0
Q021
0.1
2SB1462J-
QR(K8).SO
-33.1
-34.1
Q030
-34.1
2SD2216J-
QR(K8).SO
Q021,024 R063
DRIVER B+ SWITCH
100k
-33.1
-15.3
4-44
18 19 20
FAST_CHARGE
1 DD-141 BOARD (3/3)
INIT_CHARGE
SYS_DD_ON
2 DD-141 BOARD (3/3)
BATT_UNREG
LCD_DD_ON
ST_UNREG
BL_UNREG
1 DD-141 BOARD (3/3)
D_1.8V
REG_GND
CAM_15V
PANEL13.2v
PANEL_13.2V
C052
13.2
1u
20V
Q033
2SD2216J-
QR(K8).SO
PANEL6.5v
PANEL_6.5V
C053
2.2u
Q022,025,028
DRIVER
2 DD-141 BOARD (3/3)
R071
30k
C054
10u
16V
R072
22k
R073
68k
CAM_-7.5V
CAM-7.5V
Ref2.5v
R074
18k
R075
1600
C055
1u
R076
120k
PANEL_-15.3V
PANEL-15.3v
PANEL_4.9V
A_4.9V
CAM_P_5V 1 DD-141 BOARD (3/3)
PANEL_3.2V
2
A_3.2V DD-141 BOARD (3/3)
CAM_3.2V
1 DD-141 BOARD (3/3)
D_3.2V