BQ24090 Datasheet, PDF (8/31 Pages) Texas Instruments – 1A, Single-Input, Single Cell Li-Ion Battery Charger

bq24090, bq24091
bq24092, bq24093
SLUS968A – JANUARY 2010 – REVISED FEBRUARY 2010
Typical Application Circuit: bq2409x
I_{OUT_FAST_CHG} = 540mA; I_{OUT_PRE_CHG} = 108mA; I_{OUT_TERM} = 54mA
1.5kW
Adaptor
DC+
GND
OR
USB Port
VBUS
GND
D+
D-
1kW
1mF
2kW
bq2409x
1 IN
2 ISET
3 VSS
OUT ¹⁰
1.5kW
TS ⁹
CHG 8
Battery Pack
++
4 PRETERM _ISET2 7
5 _PG
NC ⁶
Disconnect after Detection
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System Load
1mF
VDD
TTDM
ISET/100/500 mA
GND
D+
D-
Host
8
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