BQ24313 Datasheet, PDF (10/22 Pages) Texas Instruments – OVERVOLTAGE AND OVERCURRENT PROTECTION IC AND Li+ CHARGER FRONT-END PROTECTION IC

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SLUS817A – MARCH 2008 – REVISED NOVEMBER 2008............................................................................................................................................... www.ti.com
TYPICAL OPERATING PERFORMANCE (continued)
INPUT OVERCURRENT PROTECTION
vs
FREE-AIR TEMPERATURE
985
984
983
982
981
980
979
978
977
976
975
-50 -30 -10
10 30 50 70
Temperature - °C
Figure 18.
90 110 130
LEAKAGE CURRENT (VBAT Pin)
vs
FREE-AIR TEMPERATURE
2.5
2
1.5
1
0.5
0
-50 -30 -10
10 30 50 70
Temperature - °C
Figure 20.
90 110 130
BATTERY OVERVOLTAGE PROTECTION
vs
FREE-AIR TEMPERATURE
4.4
4.35
4.3
BV_OVP (V_VBAT Increasing)
4.25
4.2
4.15
4.1
Bat-OVP Recovery (V_VBAT Decreasing)
4.05
-50 -30 -10 10 30 50 70
Temperature - °C
Figure 19.
90 110 130
SUPPLY CURRENT
vs
INPUT VOLTAGE
900
800
700
I_DD (CE = Low)
600
500
400
300
200
100
0
0
I_STDBY (CE = High)
5
10
15
20
25
30
35
V_IN - V
Figure 21.
10
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