3. TECHNICAL BRIEF
- 39 -
Figure 3-20. CHARGING CIRCUIT
In order to reduce time for trickle charging, additional circuit(Pre-charge circuit) was included.
This circuit has supplied a 50mA current into the battery additionally.
So call it, it reduce trickle charging time
0
R102
100K
R106
1.5K
R105
1K
R103
1
4
Q104
UMX1NTN
2
5
6
3
VCHARGE
C109
49.9
R101
0.1u
VBAT
RED_LED
PRE_CHARGE
CLOSE TO BATTERY PACK
1%
Current Sense
PWR KEY
0.2
R108
C139
39p
C138
0.068u
330
R109
VBAT
4
5
S
TPCF8102-TE85L-F
D1
1
D2
2
D3
3
D4
6
D5
7
8
D6
G
Q103
R121
82K
VCHG
A5
NC_R1
R1
T12
NC_T12
B12
PA
B15
REF
A10
REFBB
REFCHG
D15
REFOUT
B11
KEYON
T14
T13
KEYOUT
A16
NC_A16
NC_C16
C16
A6
GATEDRIVE
ISENSE
A7
B6
BATTYPE
AFCDAC
B14
R107
10K
VBAT
VCHARGE
C134 1u
10u
C122
C123
1u
0.1u
C137
C135
22p
D101
CUS02
1u
C136
VREF
KB101
R110
1K
TX_RAMP
BAT_TEMP
AFC
KEY_ROW0
AD6537B
Содержание C1150
Страница 1: ...Service Manual Model C1150 Service Manual C1150 Date October 2005 Issue 1 0 ...
Страница 3: ......
Страница 94: ...5 DOWNLOAD AND CALIBRATION 95 11 Wait until Sending Block is completed 1 Wait Until Sending Block is completed ...
Страница 99: ...Note 100 ...
Страница 104: ... 105 8 PCB LAYOUT 8 PCB LAYOUT ...
Страница 105: ... 106 8 PCB LAYOUT ...
Страница 113: ...10 STAND ALONE TEST 114 Figure 10 2 HW test setting Figure 10 3 Ramping profile ...
Страница 117: ...Note 118 ...
Страница 119: ... 120 Note ...
Страница 135: ...Note 136 ...