BQ24745_14 Datasheet, PDF (14/39 Pages) Texas Instruments – SMBus-Controlled Multi-Chemistry Battery

bq24745
SLUS761D – DECEMBER 2007 – REVISED OCTOBER 2011
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TYPICAL CHARACTERISTICS (continued)
CHARGE ENABLE/DISABLE
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.
DEAD-TIME BETWEEN
UGATE OFF AND LGATE ON
I_(IND)
UGATE
UGATE-PH
PH
LGATE
t − Time = 40 ns/div
Figure 24.
VDDP
t − Time = 10 ms/div
Figure 23.
DEAD-TIME BETWEEN
LGATE OFF AND UGATE ON
I_(IND)
UGATE-PH
UGATE
PH
LGATE
t − Time = 40 ns/div
Figure 25.
14
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