BQ24075-Q1 Datasheet, PDF (10/36 Pages) Texas Instruments – 1.5A USB-FRIENDLY Li-Ion BATTERY CHARGER AND POWER-PATH MANAGEMENT IC

bq24075-Q1
SLUSAU3B – FEBRUARY 2012 – REVISED MARCH 2012
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TYPICAL CHARACTERISTICS (continued)
V_IN = 6V, EN1=1, EN2=0, T_A = 25°C, unless otherwise noted.
DROPOUT VOLTAGE
vs
TEMPERATURE
DROPOUT VOLTAGE
vs
TEMPERATURE
NO INPUT SUPPLY
bq24075
OUTPUT REGULATION VOLTAGE
vs
TEMPERATURE
0.7
I_L = 1 A
0.6
120
I_L = 1 A
100
5.75
5.70
5.65
V_IN = 6 V,
I_L = 1 A
0.5
5.60
80
VBAT = 3 V
5.55
0.4
0.3
60
5.50
VBAT = 3.9 V
5.45
0.2
40
5.40
0.1
0
0
25
50
75
100 125
T_J - Junction Temperature - °C
Figure 10.
20
0
0
25
50
75
100 125
T_J - Junction Temperature - °C
Figure 11.
5.35
5.30
5.25
0
25
50
75
100 125
T_J - Junction Temperature - °C
Figure 12.
BAT REGULATION VOLTAGE
vs
TEMPERATURE
4.210
4.205
4.200
4.195
4.190
4.185
4.180
0
5
10 15
20 25 30
T_J - Junction Temperature - °C
Figure 13.
OVERVOLTAGE PROTECTION
THRESHOLD
vs
TEMPERATURE
6.70
6.6 V
6.65
V_I Rising
6.60
6.55
6.50
V_I Falling
6.45
0
25
50
75
100 125
T_J - Junction Temperature - °C
Figure 14.
FASTCHARGE CURRENT
vs
BATTERY VOLTAGE
1.05
R_ISET = 900 W
1.03
1.01
0.99
0.97
0.95
3
3.2 3.4 ^3.6 3.8
4 4.2
V_BAT - Battery Voltage - V
Figure 15.
10
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