BQ24160A_15 Datasheet, PDF (10/52 Pages) Texas Instruments – bq2416xx 2.5A, Dual-Input, Single-Cell Switched-Mode Li-Ion Battery Charger with Power Path Management and I2C Interface

bq24160, bq24160A, bq24161
bq24161B, bq24163, bq24168
SLUSAO0F – NOVEMBER 2011 – REVISED JULY 2014
8.6 Typical Characteristics
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100
90
80
70
60
50
40
30
20
10
0
0.1
Charge Disabled
SYS loaded
V_BATREG = 3.6V
IN2500 ILIM
1
System Current (A)
V_IN = 5 V
V_IN = 7 V
V_IN = 9 V
3
G001
100
90
80
70
60
50
40
30
20
10
0
0.1
Charge Disabled
SYS loaded
V_BATREG = 3.6V
USB1500 ILIM
System Current (A)
V_USB = 5 V
V_USB = 6 V
1
2
G002
3.9
3.85
3.8
3.75
3.7
3.65
3.6
3.55
3.5
3.45
3.4
−50
V_BAT = 3V
Figure 1. IN Efficiency
SYSREG Regulation
MINSYS Regulation
0
50
100
Temperature (°C)
150
G003
Figure 2. USB Efficiency
4.21
4.208
4.206
4.204
4.202
4.2
4.198
4.196
4.194
4.192
4.19
0
25
50
75
100
Temperature (°C)
V_BATREG = 4.2V
No load
Termination Disabled
125
G004
Figure 3. SYSREG and MINSYS Regulation vs Temperature
700
USB100 Current Limit
600
USB500 Current Limit
Figure 4. Battery Regulation vs Temperature
6.7
Falling Edge
6.6
Rising Edge
500
6.5
400
6.4
300
6.3
200
6.2
100
6.1
0
−50
0
50
100
Temperature (°C)
USB100 and USB500 current limit
V_USB = 5V
V_BAT = 3.6V
150
G005
Figure 5. USB Input Current Limit vs. Temperature
6
−50
0
50
100
Temperature (°C)
USB input and IN input (bq24168)
150
G006
Figure 6. 6.5V OVP Threshold vs. Temperature
10
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