BQ24230H_14 Datasheet, PDF (10/38 Pages) Texas Instruments – USB-Friendly Lithium-Ion Battery Charger and Power-Path Management IC

bq24230H
bq24232H
SLUSBI8 – JANUARY 2014
www.ti.com
TYPICAL CHARACTERISTICS (continued)
Typical Application Circuit, EN1 = 0, EN2 = 1, T_A = 25°C, unless otherwise noted.
10.70
10.65
10.5 V
10.7
10.65
10.60
10.55
V_I Rising
10.6
10.55
10.50
10.5
10.45
10.45
10.40
V_I Falling
10.4
V_OVP = 10.5
V_I = Rising
10.35
10.30
10.35
10.3
V_I = Falling
10.25
10.25
10.20
0
25
50
75
100 125
T_J - Junction Temperature - °C
Figure 13. OUTPUT VOLTAGE THRESHOLD vs
TEMPERATURE (bq24230H)
10.2
0
25
50
75
100 125
T_J - Junction Temperature - ^oC
Figure 14. OUTPUT VOLTAGE THRESHOLD vs
TEMPERATURE (bq24232H)
800
700
600
500
USB500
400
300
200
USB100
100
0
5
6
7
8
9
10
V_I - Input Voltage - V
Figure 15. INPUT CURRENT LIMIT THRESHOLD vs
INPUT VOLTAGE
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 16. FAST-CHARGE CURRENT vs
BATTERY VOLTAGE
31.5
31
R_ISET = 2.9 kW
30.5
30
29.5
29
28.5
2
2.2 2.4
2.6
2.8
3
V_BAT - Battery Voltage - V
Figure 17. PRECHARGE CURRENT vs BATTERY VOLTAGE
10
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