BQ24105-Q1 Datasheet, PDF (7/35 Pages) Texas Instruments – SYNCHRONOUS SWITCHMODE, LI-ION AND LI-POLYMER CHARGE-MANAGEMENT IC WITH INTEGRATED POWER FETs ( bqSWITCHER™)

bq24105-Q1
www.ti.com................................................................................................................................................................................................. SLUS953 – AUGUST 2009
TYPICAL APPLICATION CIRCUIT
V_IN
C_IN
1.5 KW
10 mF
1.5 KW
Adapter
Present
1.5 KW
Done
Charge
C_TTC
0.1 mF
0.1 mF
BQ24105
3 IN
OUT 1
4 IN
OUT 20
6 VCC PGND 17
2 STAT1 PGND 18
L_OUT
10 mH
D1
C_OUT
MMBZ18VALT1
R_SNS
0.1W
10 mF
Battery
Pack
Pack+
Pack-
103AT
19 STAT2 SNS 15
5 PG
7 TTC
16 CE
10 VSS
BAT 14
ISET1 8
7.5 KW R_ISET1
VTSB
7.5 KW
ISET2 9
9.31 KW RT1
R_ISET2
TS 12
13 FB
VTSB 11
0.1 mF
442 KW
RT2 _{0.1 mF}
301 KW
100 KW
Figure 1. Stand-Alone 2-Cell Application
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