BQ24072 Datasheet, PDF (13/38 Pages) Texas Instruments – 1.2A USB-FRIENDLY Li-Ion BATTERY CHARGER AND POWER-PATH MANAGEMENT IC

bq24072, bq24073
bq24074, bq24075
www.ti.com...................................................................................................................................... SLUS810A – SEPTEMBER 2008 – REVISED DECEMBER 2008
V_IN = UVLO to V_OVP, I_FASTCHG = 800mA, I_IN(MAX) = 1.3A, I_TERM = 110mA, Battery Temperature Charge
Range = 0°C to 50°C, Safety Timers disabled
R4
1.5 kW
R5
1.5 kW
SYSTEM
Adaptor
DC+
GND
C1
1 mF
TEMP
PACK+
C3
4.7mF
IN
OUT
VSS
bq24074
EN2
EN1
TS
TMR
CE
BAT
C2
4.7 mF
PACK-
R1
4.12 kW
R2
1.18 kW
R3
1.13 kW
Figure 27. Using bq24074 in a Stand Alone Charger Application
V_IN = UVLO to V_OVP, I_FASTCHG = 800mA, I_IN(MAX) = 1.3A, Battery Temperature Charge Range = 0°C to 50°C,
6.25 hour Fastcharge Safety Timer
R4
1.5 kW
R5
1.5 kW
SYSTEM
Adaptor
DC+
GND
C1
1 mF
TEMP
PACK+
C3
4.7 mF
IN
OUT
VSS
bq24075
EN2
EN1
TS
SYSOFF
CE
BAT
C2
4.7 mF
HOST
PACK-
R1
46.4 kW
R2
1.18 kW
R3
1.13 kW
Figure 28. Using bq24075 to Disconnect the Battery from the System
Copyright © 2008, Texas Instruments Incorporated
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