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CHARGE
PRE_CHARGE_R
Figure 3.5.F1 CIRCUIT FOR BATTERY CHARGING
NORMAL
CHARGING
VBAT
VCHARGE
C136
R117
C138
D101
0.2
1u
4.7u
CUS02
G
S
4
5
D3
D4
3
6
D2
D5
2
7
D1
D6
1
8
Q102
TPCF8102-TE85L-F
Figure 3.5.F2 CIRCUIT FOR BATTERY CHARGING
VCHARGE
R108
C128
0.1u
10
Q101
3
R110
2
1.5K
R111
1
10K
UMX1NTN
1V8_VRTC
C134
R116
2.2K
0.1u
(2125)
R118
330
R120 82K
BATT_TEMP
- 27 -
3. TECHNICAL BRIEF
PRE
CHARGING
VBAT
R109
1K
4
R112
5
7.5K
R113
6
10K
KEY_BACKLIGHT
LCD_DIM_CTL
C131
1u
C133
1u
C135
4.7u
(1608)
TCK
C144
TMS
0.1u
TDI
TDO1
JTAGEN
KEY_ROW0
POWERKEY
INDLED_R
H13
LIGHT2
J15
LIGHT3
P8
GPO_22
R5
GPO_23
T12
VMEMSEL
D17
REF
C15
REFOUT
C14
TEMP1
A13
TEMP2
A14
AUXADC1
B14
AUXADC2
T13
VRTC
C12
VCHG
A12
GATEDRIVE
C13
ISENSE
B13
VBATSENSE
F17
REFCHG
B12
BATTYPE
F5
GPIO_18
F2
GPIO19_TMS
F6
GPIO_20
G3
GPIO_21_TDI
F4
JTAGEN
T16
KEYOUT
U17
KEYON
M5
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