BQ25872 Datasheet, PDF (33/68 Pages) Texas Instruments – Battery Switch Charger

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bq25872
SLUSCQ6 – OCTOBER 2016
8.5.5 REG03 (EVENT_1)
Figure 24. REG03 (EVENT_1)
7
6
5
4
3
2
1
0
0
0
0
0
0
0
0
0
R
R
R
R
R
R
R
R
LEGEND: R/W = Read/Write; R = Read only; -n = value after reset
Table 6. 6.4.5 REG03 (EVENT_1)
Bit Field
7 VBUS_OVP_FLT
6 LDO_ACTIVE
5 LDO_ACTIVE
4 LDO_ACTIVE
3 LDO_ACTIVE
2 TS_BUS_FLT
1 TS_BAT_FLT
0 IBUS_IREV_FLT
Reset
Type
Description
REG_RST Watchdog EN
VBUS over voltage fault. This bit is set when VBUS voltage
R
Y
N
Y
exceeds the limit set in VBUS_OVP register
0 – no fault (default)
1 – VBUS OVP fault
Indicates if the device is in LDO mode
R
Y
N
Y
0 – not in LDO mode (default)
1 – in LDO mode
Indicates if the device is in LDO mode
R
Y
N
Y
0 – not in LDO mode (default)
1 – in LDO mode
Indicates if the device is in LDO mode
R
Y
N
Y
0 – not in LDO mode (default)
1 – in LDO mode
Indicates if the device is in LDO mode
R
Y
N
Y
0 – not in LDO mode (default)
1 – in LDO mode
VBUS over temperature fault. This bit is set when TS_BUS
voltage falls below the limit set in TS_BUS_register. Battery
R
Y
N
Y
switch is disabled.
0 – no fault (default)
1 – VBUS over temperature fault
Battery over temperature fault. This bit is set when TS_BAT
voltage falls below the limit set in TS_BAT_register. Battery
R
Y
N
Y
switch is disabled.
0 – no fault (default)
1 – VBAT over temperature fault
IBUS reverse current fault. This bit is set when current from
R
Y
N
Y
VOUT to VBUS is detected. Battery switch is disabled.
0 – no fault (default)
1 – IBUS reverse current fault
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