BQ24232H_15 Datasheet, PDF (10/42 Pages) Texas Instruments – bq2423xx USB-Friendly Lithium-Ion Battery Charger and Power-Path Management IC

bq24230H, bq24232H
SLUSBI8A – JANUARY 2014 – REVISED DECEMBER 2014
Typical Characteristics (continued)
Typical Application Circuit, EN1 = 0, EN2 = 1, T_A = 25°C, unless otherwise noted.
10.7
800
V_OVP = 10.5
10.65
700
10.6
600
10.55
10.5
V_I = Rising
500
10.45
400
10.4
10.35
10.3
V_I = Falling
10.25
10.2
0
25
50
75
100 125
T_J - Junction Temperature - ^oC
300
200
100
0
5
USB500
USB100
6
7
8
9
10
V_I - Input Voltage - V
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Figure 7. Output Voltage Threshold vs Temperature
(bq24232H)
310
R_ISET = 2.9 kW
305
300
295
290
285
280
3 3.2 3.4 3.6 3.8 4 4.2
V_BAT - Battery Voltage - V
Figure 8. Input Current Limit Threshold vs Input Voltage
31.5
R_ISET = 2.9 kW
31
30.5
30
29.5
29
28.5
2
2.2
2.4
2.6
2.8
3
V_BAT - Battery Voltage - V
Figure 9. Fast-Charge Current vs Battery Voltage
Figure 10. Precharge Current vs Battery Voltage
10
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