3.3V Voltage Supervisor
3.3V Power Supply
Battery Fuel Gauge
Battery Management
DNI
A
B
C
D
5
4
3
2
1
D
C
B
A
1
2
3
4
5
Title
Size
Document Number
Rev
Date:
Sheet
of
7
ADS1x9xECG FE
A
Power Supply
6
B
Thursday, August 04, 2011
DNI
C74
NI
C70
10uF
R52
10K
1
TP22
1
TP
48
1
TP
20
R31
10K
1
TP
60
R89
NI
R112
10E
R91
NI
C68
22uF
1
TP
49
R114
0E
1
1
2
2
3
3
P3
SSW-103-02-S-S-RA
R39
NI
DNI
C77
0.1uF
R53
10K
D4
NI
1
BAT_P
2
BAT_M
P6
NI
1
TP
51
C79
NI
C81
2.2uF
5
VDD
4
MR#
3
RESET
2
GND
1
RESET#
U18
TPS3825
C80
NI
C82
2.2uF
R51 0E
C28
0.1uF
R50
33K
R29
10K
R47
NI
R33
10K
R92
NI
C26
NI
R38
10K
1
LDO
2
STAT1
3
STAT2
4
AC
5
BAT1
6
BAT2
7
ISET2
8
PSEL
9
CE
10
ISET1
11
VSS
15
OUT3
16
OUT2
17
OUT1
18
ACPG#
19
USBPG#_/_VBSEL
12
TS
13
DPPM
14
TMR
20
USB
21
TP
U8
BQ24032ARHLR
R48
10K
R103
NI
R28
NI
DNI
R115
100E
1
TP
25
C75
0.01uF
1
TP
17
R42
NI
DNI
R87
NI
C20
NI
R104
4.7K
1
RBI
2
VCC
3
VSS
4
SCL
5
SDA
6
BAT
7
SRN
8
SRP
9
GPIO
10
PGM
11
VSS1
U17
NI
C73
NI
C44
0.1uF
R88
NI
C72
0.1uF
R111
0E
R43
1K
1
IN
2
GND
3
EN
4
NR
5
OUT
U16
TPS73033
R96
NI
R90
NI
R97
0E
1
4
2
3
SW3
KT11P2SM34LFS
C16
NI
R108
0E
1
TP13
1
TP
31
R30
10K
C271uF
VCC_3_3
VCC_3_3
VCC_3_3
AVSS
VCC_BAT
VCC_BAT
ADS_AVDD
VBUS
STAT2
STAT1
BAT_SDA
BAT_SCL
SYS_RESET
POW_CE
PSEL
ISET2
ISET1
ACPG
POW_CE
TS
STAT2
PACK_P
PACK_P
STAT1
USBPG
PSEL
ISET2
ISET1
ACPG
POW_CE
TS
STAT2
PACK_P
STAT1
USBPG