bq51050B
bq51051B
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SLUSB42C –JULY 2012–REVISED FEBRUARY 2013
TYPICAL CHARACTERISTICS (continued)
0.008
0.007
0.006
0.005
0.004
0.003
0.002
0.001
0
70
60
50
40
30
Pre-charge & fast charge mode
Taper mode
20
10
0
0.2
0.4
0.6
0.8
1
1.2
0
1
2
3
4
Output Current (A)
Figure 7. Output Ripple vs Output Current
Output Power (W)
Figure 8. System Efficiency (DC input to DC output)
VRECT
VRECT
VBAT
VBAT
IBAT
IBAT
Figure 9. Battery Insertion in Pre-Charge Mode
Figure 10. Battery Insertion in Fast-Charge Mode
VRECT
VRECT
VTS/CTRL
VTS/CTRL
VBAT
VBAT
IBAT
IBAT
Figure 11. TS Fault
Figure 12. TS Ground Fault
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