BQ25070 Datasheet, PDF (9/21 Pages) Texas Instruments – 1A, Single-Input, Single-Cell LiFePO4 Linear Battery Charger with 50mA LDO

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APPLICATIONS CIRCUITS
USB or TA
VBUS
GND
D+
D-
bq25070
SLUSA66 – JULY 2011
C1
0.1 mF
R1
1 kW
CHG
IN
OUT
bq25070
CTRL
BAT
TS
IMON
GND
LDO
PWRPD
VGPIO
R2
100 kW
C2
1 mF
TEMP
PACK +
PACK -
C3
0.1 mF
R5
1.5 kW
R3
1.5 kW
R4
1.5 kW
STATUS
VDD
ABB
VCHG DET
USB DET
VUSBIN
ACDET
GPIO
Figure 12. bq25070 Typical Application Circuit
Copyright © 2011, Texas Instruments Incorporated
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