BQ24072T_2 Datasheet, PDF (13/36 Pages) Texas Instruments – 1.5A USB-Friendly Li-Ion Battery Charger and Power-Path Management IC

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bq24072T
bq24075T, bq24079T
SLUS937A – DECEMBER 2009 – REVISED APRIL 2010
TYPICAL CHARACTERISTICS (continued)
V_IN = 6V, EN1 = 1, EN2 = 0, T_A = 25°C, unless otherwise noted.
FASTCHARGE CURRENT
vs
BATTERY VOLTAGE
FASTCHARGE CURRENT
vs
BATTERY VOLTAGE
310
R_ISET = 3 kW
305
105
104
R_ISET = 900 W
103
300
102
101
295
100
99
290
98
285
97
96
280
3 3.2 3.4 3.6 3.8 4 4.2
V_BAT - Battery Voltage - V
95
2
2.2
2.4
2.6
2.8
3
V_BAT - Battery Voltage - V
Figure 22.
Figure 23.
PRECHARGE CURRENT
vs
BATTERY VOLTAGE
31.5
31
R_ISET = 3 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 24.
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