BQ24072_10 Datasheet, PDF (11/42 Pages) Texas Instruments – 1.5A USB-FRIENDLY Li-Ion BATTERY CHARGER AND POWER-PATH MANAGEMENT IC

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bq24072, bq24073
bq24074, bq24075, bq24079
SLUS810E – SEPTEMBER 2008 – REVISED JULY 2010
TYPICAL CHARACTERISTICS (continued)
V_IN = 6V, EN1=1, EN2=0, bq24073 application circuit, T_A = 25°C, unless otherwise noted.
bq24073/ 74
OUTPUT REGULATION VOLTAGE
vs
TEMPERATURE
bq24075, bq24079
OUTPUT REGULATION VOLTAGE
vs
TEMPERATURE
BAT REGULATION VOLTAGE
vs
TEMPERATURE
4.45
4.43
V_IN = 5 V,
I_L = 1 A
5.75
5.70
5.65
V_IN = 6 V,
I_L = 1 A
4.210
4.205
5.60
4.40
4.200
5.55
4.38
5.50
4.195
5.45
4.35
5.40
4.190
4.33
4.30
0
25
50
75
100 125
T_J - Junction Temperature - °C
Figure 16.
5.35
5.30
5.25
0
25
50
75
100 125
T_J - Junction Temperature - °C
Figure 17.
4.185
4.180
0
5 10 15 20 ^{25 30}
T_J - Junction Temperature - °C
Figure 18.
bq24072/ 73/ 75/ 79
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 19.
bq24074
OVERVOLTAGE PROTECTION
THRESHOLD
vs
TEMPERATURE
10.70
10.65
10.5 V
10.60
10.55
V_I Rising
10.50
10.45
10.40
V_I Falling
10.35
10.30
10.25
10.20
0
25
50
75
100 125
T_J - Junction Temperature - °C
Figure 20.
800
700
600
500
400
300
200
100
0
5
bq24074
INPUT CURRENT LIMIT
vs
INPUT VOLTAGE
RILIM
USB500
USB100
6
7
8
9
10
V_I - Input Voltage - V
Figure 21.
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