BQ25703A Datasheet, PDF (18/81 Pages) Texas Instruments – I2C Multi-Chemistry Battery Buck-Boost Charge Controller With System Power Monitor and Processor Hot Monitor

bq25703A
SLUSCU1 – MAY 2017
Typical Characteristics (continued)
98
96
94
92
90
88
86
84
82
80
0
1
VIN = 9 V
VOUT = 3.7 V
VOUT = 7.4 V
VOUT = 11.1 V
VOUT = 14.8 V
2
3
4
5
6
Output Current (A)
D001
Figure 5. System Efficiency
98
96
94
92
90
88
86
84
82
80
0
1
VIN = 20 V
VOUT = 3.7 V
VOUT = 7.4 V
VOUT = 11.1 V
VOUT = 14.8 V
2
3
4
5
6
Output Current (A)
D001
Figure 7. System Efficiency
96
94
92
90
88
86
84
VOTG = 5 V
82
VOTG = 12 V
VOTG = 20 V
80
0
1
2
3
4
5
6
Output Current (A)
D001
Figure 9. OTG Efficiency with 2S Battery
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98
96
94
92
90
88
86
84
82
80
0
1
VIN = 12 V
VOUT = 3.7 V
VOUT = 7.4 V
VOUT = 11.1 V
VOUT = 14.8 V
2
3
4
5
6
Output Current (A)
D001
Figure 6. System Efficiency
96
VOTG = 5 V
94
VOTG = 12 V
VOTG = 20 V
92
90
88
86
84
82
80
0
1
2
3
4
5
Output Current (A)
D001
Figure 8. OTG Efficiency with 1S Battery
98
96
94
92
90
88
86
84
VOTG = 5 V
82
VOTG = 12 V
VOTG = 20 V
80
0
1
2
3
4
5
6
Output Current (A)
D001
Figure 10. OTG Efficiency with 3S Battery
18
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