Datasheet

IN
VSS
BAT
DC+
GND
Adaptor
HOST
bq24075T
bq24079T
CE
OUT
CHG
PGOOD
SYSOFF
EN1
EN2
TS
TMR
ILIM
ISET
TEMP
PACK +
PACK-
C1
1µF
C2
4.7µF
C3
4.7 µF
R3
1.13 kW
R2
1.18 kW
R4
1.5 kW
R5
R1
46.8 kW
SYSTEM
R6
10 kW
R7
13.2 kW
R8
100 kW
1.5 kW
bq24072T
bq24075T, bq24079T
SLUS937A –DECEMBER 2009–REVISED APRIL 2010 www.ti.com
APPLICATION CIRCUITS
NOTE: V
IN
= UVLO to V
OVP
, I
FASTCHG
= 800mA, I
IN(MAX)
= 1.35A, Battery Temperature Charge Range = 0°C to 50°C, 6.25
hour Fastcharge Safety Timer
Figure 25. Using the bq24075T/bq24079T to Disconnect the Battery from the System
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Product Folder Link(s): bq24072T bq24075T bq24079T