LG -H815 Service Manual page 93

16 15 14
L
<9-1-2_Battery_CNT_4P>
K
VBAT_SENSE_M|VBAT
J
VBAT_SENSE_M
It will be changed the value : 10mohm -> 2mohm
VBAT_SENSE_P
R9013
VBAT_SENSE
D9100
Have to check pin map
CN9100
PIn Map Change
D1
V+/ID/TH/GND
I 1
2
3
4
2nd Hirose
EAG63530401 D2
Rev.10 Change
FG_GND|GND
H
(DGMS Guide)
Use F(1%) grade component
MC-C04766-5 :
1. PCB rev
2. Device ADC
3. Thermistor, temperature pheri.
(DGMS Guide)
MC-C00073-15 : Apply to large capacity around the bat connector
1. Over 47uF around the bat connector
G 2. Over 100uF totally on Vbat line
Use the TVS diode of VR=5V, when TVS diode have to use for ESD
CAD NOTE :
Separate the AGND from the switching ground(PGND)
F
< APPSPORT Contact >
E
D
C
B
A
LGE Internal Use Only
16 15 14
13 12 11
REV.0.5
Routing Width 2mm
VBAT
C9100 C9103
C9102
100u
33p 47p
Rev.C Change
0
VBAT_SENSE_P|VCELL
R9109
VREF_BAT_THM
68K TOL=0.01
VCELL
BAT_THM
Therm
R9106
BAT_ID
120
VA9100
C9104
DNI
REV.B
CN9600
G1
R8806 1M
NFC_ANT1
+1V8_VREG_S4A
1
NFC_ANT2
2
3
EXT_DET
4
G2
REV.D
13 12 11
10 9 8 7
REV.B
SC8028 SC8027 SC8000 SC8001 SC8002 SC8003 SC8004 SC8005
1 1 1 1 1 1 1 1
12/3 VZW Delete SC8021_8024
SC8025
1
SC8010 SC8012 SC8013 SC8015
1 1 1
Rev.C Del
10 9 8 7
93
6 5 4
<4-8-1_Fuel_Gauge_MAX17048>
CLOSE TO Battery CONNECTOR
330K
VCELL
R4800
U4800
MAX17048
A3 A1
VCELL VDD CTG
B3
QSTRT
B4
ALRT
A2 B1
CELL SDA
A4 B2
GND SCL
C4800 C4801
100n 1u
Don't use Board GND
Use line GND From Battery GND Pin#3
LAYER_ALIGN
DLA_1
DLA_1
DLA_2 DLA_7
DLA_2 DLA_7
DLA_3 DLA_6
DLA_3 DLA_6
DLA_4 DLA_5
DLA_4 DLA_5
SC8006 SC8008 SC8009 SC8029 SC8030
1 1 1 1 1
OJ8002 OJ8003 DC1
DAISY_CHAIN
SC8016 SC8017 SC8018 SC8019 SC8020
1 1 1 1 1 1
6 5 4
3 2 1
L
K
Rev_1.0
J
R4801
+1V8_VREG_S4A
4.7K
FUEL_GAUGE_INT_N
GAUGE_I2C_SDA
GAUGE_I2C_SCL
I
H
G
F
E
VZW TEST CLIP
Delete
D
SC8509
1
C
B
LG Electronics
A
TITLE
H815
SIZE REV
DWG NO
PDM NUMBER
A2 Rev
25
DRAWN BY SHEET of Date
Drawing Date
User Name 9-1 BAT_CNT_Fuel_Gauge_Charger_SW
3 2 1