BQ24747 Datasheet, PDF (13/36 Pages) Texas Instruments – SMBus-Controlled Level 2 Multi-Chemistry Battery Charger With Input Current Detect Comparator and Charge Enable Pin

bq24747
www.ti.com ............................................................................................................................................................................................. SLUS988 – OCTOBER 2009
TYPICAL CHARACTERISTICS (continued)
CHARGER WHEN ADAPTER INSERTED
ADAPTER REMOVED WHILE CHARGING
DCIN
ACIN
DCIN
PH
VREF
ACOK
t − Time = 4 ms/div
Figure 18.
CHARGE ENABLE/DISABLE
VREF
ACOK
t − Time = 4 ms/div
Figure 19.
SOFT-START, INDUCTOR CURRENT
AND CHARGE CURRENT
CE
ACGOOD
PH
VDDP
t − Time = 10 ms/div
Figure 20.
CHARGE ENABLED by SMBus
SDA
ACGOOD
ILOAD
I(IND)
t − Time = 1 ms/div
Figure 21.
CHARGE DISABLED by SMBus
SDA
ACGOOD
PH
VDDP
t − Time = 10 ms/div
Figure 22.
VDDP
t − Time = 10 ms/div
Figure 23.
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