Datasheet

28.5
29
29.5
30
30.5
31
31.5
2 2.2 2.4 2.6 2.8 3
I -PrechargeCurrent- A
BAT
V -BatteryVoltage-V
BAT
R=3k
ISET
W
95
96
97
98
99
100
101
102
103
104
105
2 2.2 2.4 2.6 2.8 3
I -PrechargeCurrent- A
BAT
V -BatteryVoltage-V
BAT
R=900
ISET
W
R=900
ISET
W
0.95
0.97
0.99
1.01
1.03
1.05
3
3.2
3.4
3.6
3.8
4 4.2
I -FastChargeCurrent- A
BAT
V -BatteryVoltage-V
BAT
R=3k
ISET
W
280
285
290
295
300
305
310
3 3.2 3.4 3.6 3.8 4 4.2
I -FastChargeCurrent- A
BAT
V -BatteryVoltage-V
BAT
6.45
6.50
6.55
6.60
6.65
6.70
0 25 50 75 100 125
T -JunctionTemperature-°C
J
V -OutputVoltageThreshold-V
OVP
6.6V
V Rising
I
V Falling
I
10.20
10.25
10.30
10.35
10.40
10.45
10.50
10.55
10.60
10.65
10.70
0
25
50
75
100
125
T -JunctionTemperature-°C
J
V -OutputVoltageThreshold-V
OVP
V Rising
I
V Falling
I
10.5V
0
100
200
300
400
500
600
700
800
5 6 7 8 9 10
V -InputVoltage-V
I
I -InputCurrent-mA
LIM
RILIM
USB500
USB100
bq24072, bq24073
bq24074, bq24075, bq24079
www.ti.com SLUS810I –SEPTEMBER 2008–REVISED JANUARY 2014
TYPICAL CHARACTERISTICS (continued)
V
IN
= 6V, EN1=1, EN2=0, bq24073 application circuit, T
A
= 25°C, unless otherwise noted.
bq24072/ 73/ 75/ 79 bq24074
bq24074
OVERVOLTAGE PROTECTION OVERVOLTAGE PROTECTION
THRESHOLD THRESHOLD INPUT CURRENT LIMIT
vs vs vs
TEMPERATURE TEMPERATURE INPUT VOLTAGE
Figure 19. Figure 20. Figure 21.
FASTCHARGE CURRENT FASTCHARGE CURRENT PRECHARGE CURRENT
vs vs vs
BATTERY VOLTAGE BATTERY VOLTAGE BATTERY VOLTAGE
Figure 22. Figure 23. Figure 24.
PRECHARGE CURRENT
vs
BATTERY VOLTAGE
Figure 25.
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