BQ24171_15 Datasheet, PDF (14/39 Pages) Texas Instruments – bq24171 JEITA-Compliant Stand-Alone, Switched-Mode Li-Ion and Li-Polymer Battery Charger With Integrated MOSFETs and Power Path Selector

bq24171
SLUSAF2C – FEBRUARY 2011 – REVISED APRIL 2015
SRN
5V/div
PH
10V/div
IL
1A/div
4 ms/div
www.ti.com
96
94
92
90
VIN 15V 3 cell
88
VIN 15V 2 cell
86
84
82
80
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
Charge Current - A
Figure 11. Battery-to-Ground Short Transition
94
92
Figure 12. Efficiency vs Output Current (V_IN = 15 V)
VIN 5V BAT 3.8V
VIN 9V BAT 3.8V
90
88
86
84
82
80
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
Charge Current - A
Figure 13. Efficiency vs Output Current (V_OUT = 3.8 V)
14
Submit Documentation Feedback
Product Folder Links: bq24171
Copyright © 2011–2015, Texas Instruments Incorporated