Dc/Dc Converter - Sony CCD-TR618 Service Manual

For Schematic Diagram
• Refer to page 4-39 for printed wiring board.
• Refer to page 4-69 for waveforms.
2 3 4
1
VC-251 BOARD(10/11)
A
DC-DC CONVERTER(DD BLOCK)
-REF.NO.:10000 SERIES-
XX MARK:NO MOUNT
NO MARK:REC/PB MODE
R :REC MODE
P :PB MODE
B
7P CN001
DCPACK_SW 1
ACV_GND 2
R003 1k
BATT/XEXT 3
+ BATT_UNREG 4
S BATT_GND 5
ACV_UNREG 6
- BATT_SIG 7
C R008
470k
BT901
BATTERY
TERMINAL
F005
XX
D004
MA8082-(K8).S0
D
D002
01ZA8.2(TPL3)
DTC144EHT2L
UN9213J-(K8)SO.
E
BL_CONT
CAP_ERROR
DRAM_ERROR
C011
0.022u
B R011
1005 220
F
16 15 14
R004
XX
0.5%
1608
FEED_BACK-5
G
1.5
OUTPUT_MONITOR-4
1.5
INV_INPUT-4
0.8
R001
FEED_BACK-4
22k C009
5600p B 0.8
RT
C001
1.2
220p
CT
B
C002 0
0.1u SCP
R002 33k
B 1.5
1005
MOS_DUTY
GND
C003
H
2.0
0.047u
SOFT_START
B C004
1.5
1005 0.1u
VREF
B
C005 8.2
1005
VCC
0.1u
C060 2.9
B
1005 XX STANDBY-3
B VTR_DD_ON 2.9
STANDBY
1005
1.6
STANDBY-7
0.7
FEED_BACK-3
C008
0.01u
B
I
1005
R006
22k
33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48
1.5
R009
J XX
K
*MARKED:MOUNT TABLE
TR818/
TR618/618E/718E/728E
TRV68/78/78E/88/98/98E
TRV49/49E/58/58E/59E
Q020 XX TRANSISTOR
872905352
R039 0 XX
R041 100k 68k
R042 10k 22k
L
R044 XX 100k
R045 XX 47k
R046 XX 18k
16
5 6 7
Q003,004
CHARGE CONTROL TRV MODEL
TRV MODEL
R052 R017
22
1k
XNO9D61OOL
F004
SWITCHING
1.4A 8.2
1
Q002
F003
TPC8305(TE12L)
7.8
1.4A 2
SWITCH
2 8.2
7.6 3
8.0
1 7
F002
1.4A
8 R022
R018 C026
47k
5 6800
0.1 4.7u
Q004 10V
3 6 8.2
* B
F001
1.7 1.4A
4
7.8
7.8
C010
0.022u
C020
R010
B
10u
1M 1005
0 0
B
Q004 Q001
:TR MODEL HN1K02FU(T5RSONY)
:TRV MODEL CHARGE CONTROL
TRV MODEL
XN09D6100LS0
8.2
1
R020
R023
10k 8.1
33k 2
3
C017 C028
4.7u
XX
10V
B
C018
470p
B
8.2
1
8.1
2
3
13 12 11 10 9 8 7 6 5 4 3 2 1
44
XN09D6100LS0
8.2
1
8.1 2
8.1
OUTPUT-6 3
7.1
BOOT_CAP_L-6
8.6
BOOT_CAP_H-6
OUTPUT_GND-4,5,6,7
8.6
BOOT_CAP_H-5
7.1
IC001
BOOT_CAP_L-5 XN09D6100LS0
8.2
43 8.1
1
OUTPUT-5
8.0
8.1

DC/DC CONVERTER

2
OUTPUT-4
IC001 7.1
C023 3
BOOT_CAP_L-4
CXA3057R-T6 0.001u C027
8.6
4.7u
B
BOOT_CAP_H-4
1005
B
2.9
MOS_GATE-4
OUTPUT_GND-1,2,3
8.6
C024
BOOT_CAP_H-3
0.001u
7.1
B
BOOT_CAP_L-3
1005
8.2
OUTPUT-3
8.2
OUTPUT_
VCC-1,2,3
8.2
3
4
8.2
CPH6102-TL
SWITCHING
C016 C019
0.001u 0.001u
B B
1005
1005
8.2
7.8
ET001 ET002
XX XX
C029
4.7u
10V
B
TR MODEL :CCD-TR618/TR618E/TR718E/TR728E/TR818
TRV MODEL:CCD-TRV49/TRV49E/TRV58/TRV58E/TRV59E/TRV68/TRV78/TRV78E/TRV88/TRV98/TRV98E
4-61
CCD-TR618/TR618E/TR718E/TR728E/TR818/TRV49/TRV49E/TRV58/
8 9 10 11
Q006
4.9
6
L001 L003
5
22uH
4.7uH
4
C030 C032
4.7u 4.7u
10V 10V
B B
3216
3216
LND008
EVF_PANEL_4.75V
Q016
:TR MODEL
2SA1774HT2L
:TRV MODEL
2SB1462J-Q
Q009-Q012
Q015 EVF_DD_ON
SWITCHING
2SB1132-T100-Q
8.2
4.8
MT_4.75V
Q011
7.6
1.3 R025
R033
6
47k
22k
L005 Q016
5 0.5%
22uH *
7.1
4
C035
Q014
4.7u
HN1C01FE-Y/GR(TPLR3)
6.3V
B
C052
Q012
L006 10u
XN09D6100LS0 0.9
33uH
1.3 6.3V
C059
6 R029 R034
0.01u R027 A
4700 10k
10k
B
5 0.5%
0.5%
4
C036
4.7u
Q014,015
6.3V
4.75V REG
B R026
22k
0.5%
Q009
L011
L007
4.7uH CAM_DD_ON
6 1.5 22uH
D_1.5V
5
Q023
C037 C039
4
2SA1774HT2L :TR MODEL
4.7u 2.2u
2SB1462J-Q :TRV MODEL
6.3V
6.3V
A
B 15.2
A_4.75V
L008 4.7uH
D_2.8V
Q010
2.8 L009 4.7uH
6 A_2.8V
A_4.75V
5
L004
L010 4.7uH
22uH AU_2.8V
4
FB001
EVF_2.8V
C045
C041 C049
C038
C033 1u 33u
10u
4V
4.7u 10u B 6.3V
A
Q013 6.3V 6.3V A
A
B
NM
TRV MODEL/TR818
R028
A_4.75V
18k
R030
0.5% XX
1608
2 1
T001
0
D007 R031
4 4 5
1SS383(T5RSONY1) 47k
D010
1SS357
5 6
3 3 6
C047
C042
Q007 D006
2.2u
4.7u R032
1SS383(T5RSONY1) F
F 22k
3216 2012
2 2 7
DTC144EHT2L
C048
C043
UN9213J-(K8)SO.
0.1u
4.7u
F F
1 1 8
1608
3216
C034
0.01u
F
L012 TRV MODEL
22uH
(3225) EVF_PANEL_4.75V
Q008
L013
XN09D6100LS0 AU_4.75V
4.7uH
SWITCHING
4.7
L014 22uH
1 6 A_4.75V
L016
2 5 L002 RP_4.75V
33uH
22uH
(3225)
3 4
C031
C062
C040
4.7u
22u XX
6.3V
6.3V 6.3V
B
B
C046 C051 C061
22u 22u 22u
6.3V C050
6.3V 6.3V
A 2.2u
A A
6.3V
A
TRV58E/TRV59E/TRV68/TRV78/TRV78E/TRV88/TRV98/TRV98E
12 13 14 15
BL_CONT
VL_UNREG
VTR_UNREG
BL_REG
A_2.8V
AU_2.8V
A_4.75V
EVF_2.8V
EVF_BL/BW_EVF_4.75V
EVF_13.3V
EVF_PANEL_4.75V
R073
0 :TR MODEL(EXCEPT TR818) PANEL_13.3V
1 :TR818
PANEL_-15.3V
R073
* EVF_BL/BW_EVF_4.75V
VTR_UNREG
R074
1 TR818 BATT_UNREG
D_2.8V
Q072
MGSF1PO2LT TRV MODEL
VTR_DD_ON
0
CAN_DD_ON
4.7
C072 INIT_CHARGE_ON
R071 C071
0.01u
1M 0.01U
B DC_PACK_SW
1608 B
3.9
FAST_CHARGE
4.3
R072
1M BATT/XEXT_SW
1608
BATT_SIG
0
Q071
UN9213J-(K8)SO.
VTR_UNREG
Q021
Q021 2SC4617HT2L :TR MODEL DRUM_VS
* 2SD2216J-Q :TRV MODEL
-7.0V REG DRUM_ERROR
9.4 CAM_-7.0V
R-5.0/P0.4
CAP_VS
R036 TR818
CAP_ERROR
R8.8/
100k R041
P9.3 FB002 EVF_13.3V
*
MT_4.75V
0.5%
C056 D_2.8V
R042 1u
C054
F
* 4.7u
2012
0.5% F
3216
R0/
P0.3
EVF_DD_ON
D_2.8V
R0.5/
P0 A_4.75V
R038 A_2.8V
22k
R043
AU_2.8V
220k
0.5%
MT_4.75V
C055 AU_4.75V
4.7u
Q023
F
R12.0 CAM_15V
*
/P0 3216
R044
CAM_15V
*
R037
Q027
0.5%
100k A_4.75V
2SD2216J-Q
PANEL_-15.3V
CAM_-7.0V
R14.5/ Q020
R039
P15.0 *
R049
* D_2.8V
4.6
0
5% A_2.8V
R4.7/
P0
R050
R4.1/ -21.9
Q022 220k
P4.2
*
R047 0.5%
RP_4.75V
-15V REG
100k
0
R035
47k
R046
C053
R040 *
0.1u
22k 5%
B D_2.8V
0.5
1005
A_4.75V
R048 R051
100k
68k
0.5%
A_4.75V
Q022
2SC4617HT2L :TR MODEL D_2.8V
2SD2216J-Q :TRV MODEL
PANEL_13.3V
MT_4.75V
FB003
D_2.8V
D_1.5V
C058 A_2.8V
2.2u
F A_4.75V
2012
Q018
:TR MODEL
:TRV MODEL TRV MODEL
Note : Note :
The components identified by Les composants identifiés par
mark 0 or dotted line with mark une marque 0 sont critiques
0 are critical for safety. pour la sécurité.
Replace only with part number Ne les remplacer que par une
specified. pièce portant le numéro spécifié.
SIGNAL PATH
REC
Drum servo (speed and phase)
Capstan servo (speed and phase)
4-62
16 17
BL_CONT
VL_UNREG
VTR_UNREG
BL_REG
A_2.8V
AU_2.8V
45
A_4.75V TO(11/11)
EVF_2.8V
EVF_BL/BW_EVF_4.75V
EVF_13.3V
EVF_PANEL_4.75V
PANEL_13.3V
PANEL_-15.3V
REG_GND
REG_GND
VTR_UNREG
BATT_UNREG
D_2.8V
VTR_DD_ON
43
CAM_DD_ON TO(8/11)
INIT_CHARGE_ON
DC_PACK_SW
FAST_CHARGE
BATT/XEXT_SW
BATT_SIG
VTR_UNREG
DRUM_VS
DRUM_ERROR
CAP_VS
41
TO(6/11)
CAP_ERROR
MT_4.75V
D_2.8V
REG_GND
REG_GND
42
EVF_DD_ON TO(7/11)
D_2.8V
A_4.75V
A_2.8V
AU_2.8V
44
TO(9/11)
MT_4.75V
AU_4.75V
REG_GND
CAM_15V
A_4.75V
CAM_-7.0V
36
TO(1/11)
D_2.8V
A_2.8V
REG_GND
RP_4.75V
39
TO(4/11)
REG_GND
D_2.8V
40
A_4.75V TO(5/11)
REG_GND
A_4.75V
D_2.8V
38
TO(3/11)
REG_GND
MT_4.75V
D_2.8V
D_1.5V
37
A_2.8V TO(2/11)
A_4.75V
REG_GND
REC/PB PB
DC/DC CONVERTER
VC-251 (10/11)