BQ24040 Datasheet, PDF (8/31 Pages) Texas Instruments – 800mA Single-Input Single Cell Li-Ion Battery Charger With Auto Start

bq24040
bq24041
SLUS941A – SEPTEMBER 2009 – REVISED SEPTEMBER 2009.................................................................................................................................... www.ti.com
Typical Application Circuit: bq24041
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
bq24040
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
Typical Application Circuit: bq24041, with ASI and ASO
I_{OUT_FAST_CHG} = 540mA; I_{OUT_PRE_CHG} = 108mA; I_{OUT_TERM} = 54mA
1.5kW
Adaptor
DC+
GND
OR
1kW
1mF
Auto-Booting
bq24041
1 IN
2 ISET
3 VSS
OUT ¹⁰
1.5kW
BAT_EN ⁹
CHG 8
Battery Pack
++
4 ASI
ISET2 ⁷
5 _PG
ASO ⁶
USB Port
VBUS
GND
D+
D-
Disconnect after Detection
System Load
1mF
VDD
TTDM/BAT_EN
ISET/100/500 mA
GND
D+
D-
Host
System Load
1mF
TTDM/BAT_EN
ISET/100/500 mA
GND
D+
D- ^VDD Host
EN
Power Supply
8
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