Datasheet

4.180
4.185
4.190
4.195
4.200
4.205
4.210
0
5
10 15 20
25
30
T -JunctionTemperature-°C
J
V -RegulationVoltage-V
BAT
4.30
4.33
4.35
4.38
4.40
4.43
4.45
0
25
50 75 100 125
T -JunctionTemperature-°C
J
V -OutputVoltage-V
O
V =5V,
I =1 A
IN
L
5.25
5.30
5.35
5.40
5.45
5.50
5.55
5.60
5.65
5.70
5.75
0 25 50 75 100 125
T -JunctionTemperature-°C
J
V -OutputVoltage-V
O
V =6V,
I =1 A
IN
L
3.60
3.62
3.64
3.66
3.68
3.70
3.72
3.74
3.76
3.78
3.80
0 25 50 75 100 125
T -JunctionTemperature-°C
J
V -OutputVoltage-V
O
V =5V,
V =3.5V,
I =1 A
IN
BAT
L
0
20
40
60
80
100
120
0
25
50 75 100
125
T -JunctionTemperature-°C
J
DropoutVoltage-V -V
BAT OUT
VBAT =3V
VBAT =3.9V
I =1 A
L
3
3.2
3.4
3.6
3.8
4
4.2
4.4
4.6
2
2.5
3
3.5 4
4.5
V -OutputVoltage-V
O
V -BatteryVoltage-V
BAT
V =5V
IN
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0 25
50 75
100
125
T -JunctionTemperature-°C
J
DropoutVoltage-V -V
IN OUT
I =1 A
L
5V/div
500mA/div
4ms/div
2V/div
V
SYSOFF
I
BAT
V
4V
BAT
V
OUT
BatteryPowering
System
SystemPowerOff
600
400
100
Temperature- C
o
300
200
500
0
120 125
130 135
140 145
I -mA
BAT
bq24072, bq24073
bq24074, bq24075, bq24079
SLUS810I –SEPTEMBER 2008–REVISED JANUARY 2014 www.ti.com
TYPICAL CHARACTERISTICS (continued)
V
IN
= 6V, EN1=1, EN2=0, bq24073 application circuit, T
A
= 25°C, unless otherwise noted.
SYSTEM ON/OFF WITH INPUT NOT
CONNECTED DROPOUT VOLTAGE
V
IN
= 0V vs
bq24075, bq24079 THERMAL REGULATION TEMPERATURE
Figure 10. Figure 11. Figure 12.
DROPOUT VOLTAGE bq24072 bq24072
vs OUTPUT REGULATION VOLTAGE OUTPUT REGULATION VOLTAGE
TEMPERATURE vs vs
NO INPUT SUPPLY BATTERY VOLTAGE TEMPERATURE
Figure 13. Figure 14. Figure 15.
bq24073/ 74 bq24075, bq24079
OUTPUT REGULATION VOLTAGE OUTPUT REGULATION VOLTAGE BAT REGULATION VOLTAGE
vs vs vs
TEMPERATURE TEMPERATURE TEMPERATURE
Figure 16. Figure 17. Figure 18.
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