Data Sheet

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=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
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
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
SLUS810K –SEPTEMBER 2008–REVISED MARCH 2015 www.ti.com
Typical Characteristics (continued)
V
IN
= 6 V, EN1=1, EN2=0, bq24073 application circuit, T
A
= 25°C, unless otherwise noted.
Figure 11. bq24074 Input Current Limit vs Input Voltage
Figure 12. Fastcharge Current vs Battery Voltage
Figure 13. Fastcharge Current vs Battery Voltage
Figure 14. Precharge Current vs Battery Voltage
Figure 15. Precharge Current vs Battery Voltage
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Product Folder Links: bq24072 bq24073 bq24074 bq24075 bq24079