bq24072, bq24073
bq24074, bq24075, bq24079
SLUS810D–SEPTEMBER 2008–REVISED JUNE 2009................................................................................................................................................. www.ti.com
APPLICATION CIRCUITS
VIN = UVLO to VOVP, IFASTCHG = 800mA, IIN(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+
IN
OUT
C2
4.7 mF
C1
1 mF
GND
VSS
bq24072
bq24073
HOST
EN2
EN1
TS
TD
CE
BAT
C3
4.7 mF
PACK+
TEMP
R1
46.4 kW
R2
1.18 kW
R3
1.13 kW
PACK-
Figure 26. Using bq24072/ bq24073 in a Host Controlled Charger Application
12
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Product Folder Link(s): bq24072 bq24073 bq24074 bq24075, bq24079