BQ24300 Datasheet, PDF (9/22 Pages) Texas Instruments – OVERVOLTAGE AND OVERCURRENT PROTECTION IC AND Li+ CHARGER FRONT-END PROTECTION IC

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SLUS764A – AUGUST 2007 – REVISED OCTOBER 2007
TYPICAL OPERATING PERFORMANCE (continued)
OCP THRESHOLD
vs
FREE-AIR TEMPERATURE
315
310
305
300
295
290
285
0
20
40
60
80
100
120
Temperature - °C
Figure 17.
LEAKAGE CURRENT (BAT pin)
vs
FREE-AIR TEMPERATURE
2.5
2
1.5
1
0.5
0
0
20
40
60
80
100
120
Temperature - °C
Figure 19.
BATTERY OVP THRESHOLDS
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 18.
90 110 130
SUPPLY CURRENT
vs
INPUT VOLTAGE
900
800
700
CE = L
600
500
400
300
CE = H
200
100
0
0
5
10
15
20
25
30
35
V_IN - V
Figure 20.
Copyright © 2007, Texas Instruments Incorporated
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