JBL Boombox 2, Руководство по обслуживанию

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Vc
c=
4.
5V
@
Vi
n=
4.
5V
VEN=Pin15
VEN=1.12~1.29V: Enable
VEN=1~1.28V: Disable
VEN=0.4~0.9V: STBY
2019.6.14
YangMJ
REV: V1.0
POW+BOOST+CAHARG
BoomBox II
Part NO:NA
MODEL:XXX
From No.:FM-QMP005-13
B
C
D
B
C
D
V1
V5
V4
V3
V2
YMJ
A
1
ISS
5
A
4
TITLE:Schematic
3 2
5 4 3 2 1
APPROVAL CHECKED DESIGN
SCALE: FREE
SHEET: 1/4
CHANGE RECORDS DATE
REVISER
PROTOTYPE-A3
2017.3.14
CONFIDENTIAL UNDER NDA
11V-20V for AMP
IL=15A
ILmax=6A
VIN=4.5~38V
Cell:
Float 2cell
High 3 cell
Low 1 cell
Iin
VSEN 1A
10mV
2A
20mV
Vin
Vdet 16.2
2.4V
19
2.81
4
0.59
Vout= 0.6+(R249*0.6/R252)
Vout= 0.6+(R258*0.6/R259)
Vout= 0.6+(R235*0.6/R265) =3.9V
=5.2V
=15.5V
charged 2.5A
Rcs=68mV/(1.2XI(lpeak))=68mV/(1.2X15)
Luosj
R154 NC
R155 8mR
L14
3.3UH
C225
0.
1u
16V
R156
82K
R157
10K
R159
100K
C226
0.1u50V
C227
22nF
R161
5.6K
R163
1M1%
C230
0.
1u
50V
C232
10u
50V
C237
1u
50V
C246
10u
10V
C248 220P
C270
NC
C293
10u
10V
R164
NC
R165
100K1%
R166
62K1%
R167
10K
C294
103
R169
10K
R171
100K
R173
100K
C295 103
1
2
3
Q2
2N3904
R174 0R
R175
0R
C297
100P
R177
0R
R178
3.3R
C298
47P
C299
4.
7u
6.
3V
R179
0R
FB
19
FB
120
FB
27
FB
120
R181
100K1%
R182
13K 1%
FB
29
FB
120
FB33
FB120
FB36
FB120
9 PGND
15 EN
11
BOOST
4
FB
5 ISNS-
7 VIN
8
LDRV
12
SW
14
PGOOD
13
HDRV
10
VCC
17
PO
W
ER
PA
D
16
AG
N
D
6 ISNS+
1
RT/CLK
2 SS
3 COMP
U11
TPS43061
IC_QFN16_3X3_TPS43061
R185 0R
C233
10u
50V
C242
10u
50V
C296
10u
50V
C300
10u
50V
1 ACN
2 ACP
3 CMSRC
4 ACDRV
5 ACOK
6 ACDET
7 IADP
8
IB
AT
9
PM
O
N
10
PR
O
CH
O
T
11
SD
A
12
SC
L
13
CM
PI
N
14
CMPOUT
15
BATPRES
16
CELL
17
BAT
18
BATDRV
19
SRN
20
SRP
21
ILIM
22
GN
D
23
LO
D
RV
24
RE
G
N
25
BTS
T
26
HI
D
RV
27
PH
AS
E
28
VC
C
U2
IC_BQ24773
R3
10mR
C4
0.
1u
25V
C3
0.1u25V
C5
0.
1u
25V
R5
0R
R4
0R
D2
SS34
D3
SS34
C6
2.
2u
25V
R9
240K
1%
R1
0
47K
1%
C9
NC
C12 100P
C18 100P
R12
33K 1%
R16
22R
R18
22R
R35
10K
R3
6
100K
R47 10R
C1
9
0.
1u
16V
L2
2.2uH
C2
6
22u
25V
C2
7
0.
1u
16V
C3
0
22u
25V
C4
0
22u
25V
R77 10mR
R79
0R
R80
0R
C46
0.1u16V
C6
6
0.
1u
16V
C9
0
0.
1u
16V
R8
5
10R
C105 1000P
C116
22u
25V
C126
1u
10V
R9
3
4.
7R
C149
470P
R109
316K
1%
R117
100K 1%
C163
0.01u
R128
4.7R
R130
4.7R
C168
0.047u25V
C184
0.
1u
25V
D9
IN4148
R144
10R
D10
IN4148
C185
1u
25V
C187
1u
25V
C189
10u
25V
C190
10u
25V
C191
0.
1u
25V
R193M
R2
NC
C195
0.
01u
R145
nc
R146
nc
C199
2.
2u
25V
R147
2R
FB
5
FB
120
C200
10u
25V
1
2
CE
1
220u
35V
1
S
2
S
3
S
4
G
5 D
6 D
7 D
8 D
Q5 PEE28BB
1 S
2 S
3 S
4
G
5
D
6
D
7
D
8
D
Q6
PE632BA
1
S
2
S
3
S
4 G
5
D
6
D
7
D
8
D
Q7
WNM3034
1
S
2
S
3
S
4 G
5
D
6
D
7
D
8
D
Q3
W
N
M
3034
1
S
2 G
3
D
Q17
NC/2N7002
R248
NC
/4
.7
K
1
S
2 G
3
D
Q15
NC/2N7002
R247
NC
/4
.7
K
1
2
3
4
5
6
7
8
9
10
J5
XX
1 FB
2 FS
3 GND
4 GND1 5
IN
6
LX
7
BS
8
EN
U14
IC_SYV869
SYV869
1
2
CE
6
100u
35V
C268
10u
50V
C269 0.
1u
50V
1
2
CE
7
100u
25V
C271
10u
25V
C272
0.
1u
25V
R249
200K 1%
R252
8.
2K
1%
R253
200K
1%
FB39
FB120
C274 NC
R255 10K
FB
2
FB
120
C275
10u
25V
1 FB
2 FS
3 GND
4 GND1 5
IN
6
LX
7
BS
8
EN
U20
IC_SYV869
SYV869
1
2
CE
8
100u
35V
C277
10u
50V
C278
0.
1u
50V
1
2 CE
9
100u
25V
C279
22u
10V
C280
0.
1u
16V
R258
100K 1%
R259
13.
3K
1%
R260
200K
1%
C282
NC
R264 10K
C283
22u
10V
D14
SS34
R236
100K
D12
SS34
R239
1K
1 FB
2 FS
3 GND
4 GND1 5
IN
6
LX
7
BS
8
EN
U21
IC_SYV869
SYV869
1
2
CE
10
100u
35V
C266
10u
50V
C285
0.
1u
50V
1
2
CE
11
100u
10V
C287
22u
10V
C288
0.
1u
16V
R235
100K 1%
R265
20K
1%
R266
200K
1%
C292
NC
R271 10K
C301
22u
10V
FB
40
3A/
63V
F
U
SE
FB
41
FB
120
D11
IN4148
D15
IN4148
FB42
NC
R234
100K
D16
18V
R272
NC
R273
10K
1
S
2
S
3
S
4
G
5 D
6 D
7 D
8 D
Q4
4435
1 S
2 S
3 S
4
G
5
D
6
D
7
D
8
D
Q18
4435
D17
SS34
D18
SS34
R254
4.7R
C273
0.1u50V
L13
10uH
R263
4.7R
C281
0.1u50V
L4
10uH
R270
0R
R312
0R
R320
4.7R
C291
0.1u50V
L5
10uH
C325
0.
1u
16V
R337
0R
R338
0R
C337
22u
25V
1 S
2G
3 D
Q10 XX
C338
0.
1u
16V
C339
0.
1u
16V
R339
0R
R327
10K
R328
100K
C365
103
1
2
3
Q14
2N3904
U5V
LRCK50
LRCK51
LRCK52
LRCK53
LRCK54
LRCK55
LRCK56
LRCK57
24VIN
1
2
CE12
100u25V
R275
5mR
R277
NC
/10R
C342
NC
/1
nF
50V
R278
3.
3R
C343
1n
F50V
R334
NC
/10R
C344
NC
/1
nF
50V
R336
NC
C345
NC
AMP_VCC
BAT_POW_ON
BAT_POW_ON
VBAT
DC_BIAS
9523_SDA
9523_SCL
VBAT
RE
G
N
24
VBAT
BT_3.3V
VBAT
VB
AT
9523_SCL
BT_3.3V
9523_SDA
24VIN
24VIN
VBAT
POW_ON
U5V
SY
S_
5V
U5V
SYS_5V
DC_DET
24VIN
VOL_MAX_BOOST_EN