Datasheet

Vcc>V
I(OUT)
checkedatall
V
I(BAT)
<V
(LOWV)
Yes
No
t
(PRECHG)
Expired?
No
Yes
IndicateFault
Yes
No
Yes
t
(CHG)
Expired?
No
IndicateCharge−
In−Progress
Regulate
I
O(PRECHG)
IndicateCharge−
In−Progress
RegulateCurrent
orVoltage
No
ResetandStart
t
(PRECHG)
timer
POR
Yes
Resetalltimers,
Startt
(CHG)
timer
No
Yes
V
I(OUT)
<V
(RCH)
?
No
V
I(OUT)
<V
(LOWV)
No
FaultCondition
Yes
Yes
IndicateDONE
Turnoffcharge
IndicateSLEEP
MODE
SLEEP MODE
V
I(OUT)
<V
(LOWV)
I
(TERM)
detection?
No
Yes
Yes
V
I(OUT)
>V
(RCH)
?
EnableI
(FAULT)
current
V
I(OUT)
>V
(RCH)
?
No
Yes
DisableI
(FAULT)
current
?
times?
?
bq24030, bq24031
bq24032A, bq24035, bq24038
SLUS618H –AUGUST 2004–REVISED OCTOBER 2009............................................................................................................................................... www.ti.com
Figure 3. Charge Control Operational Flow Chart
12 Submit Documentation Feedback Copyright © 2004–2009, Texas Instruments Incorporated
Product Folder Link(s): bq24030, bq24031 bq24032A, bq24035, bq24038