Datasheet

V >V
CC I(OUT)
checkedatall
times?
Y
es
No
No
No
No
No
Yes
IndicateFault
No
Regulate
I
and
IndicateCharge-
In-Progress
O(PRECHG)
RegulateCurrent
orVoltage
and
IndicateCharge-
In-Progress
No
ResetandStart
t
(PRECHG)
Timer
POR
Yes
Yes
Yes
Yes
Yes
Reset All Timers,
Startt Timer
(CHG)
t Expired?
(CHG)
t
Expired?
(PRECHG)
Yes
FaultCondition
Yes
Yes
IndicateDONE
TurnOffCharge
IndicateSLEEP
MODE
SLEEP MODE
Yes
EnableI
C
(FAULT)
urrent
DisableI
C
(FAULT)
urrent
No
No
V <V
I(OUT) (LOWV)
?
V <V
?
I(OUT) (LOWV)
V <V
?
I(OUT) (LOWV)
I
Detection
?
term
V >V
?
I(OUT) (RCH)
V >V
?
I(OUT) (RCH)
V <V
?
I(OUT) (RCH)
No
F0018-01
bq24083
www.ti.com .............................................................................................................................................................. SLUS848A – MAY 2008 – REVISED APRIL 2009
Figure 7. Operational Flow Chart
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