Datasheet

V
2V/div
OUT
V =3.8Vto4.5Vstep
BAT
V
2V/div
FAULT
t-Time-50 s/divm
V
1V/div
BAT
V
5V/div
IN
V
500mV/div
OUT
I
1 A/div
OUT
t-Time-20 s/divm
2.40
2.45
2.50
2.55
2.60
2.65
2.70
2.75
-40 -15 10 35 60 85 110 135
T -Free-AirTemperature-°C
A
UVLO-UndervoltageLockout-V
V Rising
IN
V Falling
IN
50
90
130
170
210
250
-40 -15 10 35 60 85 110 135
DROPOUTVOLTAGE-mV
T -Free-AirTemperature-°C
A
I =1 A
OUT
V =5V
IN
V =4V
IN
6.0
6.4
6.8
7.0
7.2
7.4
–40 –15 10 35 60 85 110 135
V – Threshold – V
OVP
T – Free-AirTemperature – °C
A
6.6
6.2
V Rising
IN
V Rising
IN
V Falling
IN
bq24380
bq24381
V Falling
IN
4.90
5.00
5.10
5.20
5.30
5.40
5.50
5.60
–40 –15 10 35 60 85 110 135
V – OutputVoltage
–
V
OUT(REG)
T – Free-AirTemperature – °C
A
bq24380
bq24381
bq24380
bq24381
bq24382
SLUS805B – APRIL 2008 – REVISED MARCH 2009 ......................................................................................................................................................... www.ti.com
TYPICAL CHARACTERISTICS (continued)
SOFT-STOP DURING OCP EVENT (bq24380) BATTERY OVP EVENT (bq24380)
Figure 7. Figure 8.
UVLO DROPOUT VOLTAGE
vs vs
FREE-AIR TEMPERATURE FREE-AIR TEMPERATURE
Figure 9. Figure 10.
OUTPUT VOLTAGE REGULATION, V
O(REG)
OVP THRESHOLD
vs vs
FREE-AIR TEMPERATURE FREE-AIR TEMPERATURE
Figure 11. Figure 12.
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