BQ24630 Datasheet, PDF (10/33 Pages) Texas Instruments – Stand-Alone Synchronous Switch-Mode Lithium Phosphate Battery Charger with System Power Selector and Low Iq

bq24630
SLUS894 – JANUARY 2010
PH
LDRV
IL
VBAT
t – Time = 8 μs/div
Figure 12. Battery to GND Short Transition
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98
96
94
92
90
88
24 Vin, 6 cell
24 Vin, 5 cell
86
12 Vin, 2 cell
84
12 Vin, 1 cell
82
80
0
1
2
3
4
5
6
7
8
IBAT - Output Current - A
Figure 13. Efficiency vs Output Current
VCC
/ACDRV
/BATDRV
/PG
t – Time = 10 ms/div
Figure 14. Input ACOV Transition
VCC
/ACDRV
/BATDRV
/PG
t – Time = 20 ms/div
Figure 15. Input ACOV Resume Normal Transition
10
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