bq24010, bq24012, bq24013, bq24014
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SLUS530F − SEPTEMBER 2002 − REVISED AUGUST 2005
TYPICAL CHARACTERISTICS
DROPOUT VOLTAGE
vs
JUNCTION TEMPERATURE
850
IO(OUT) = 1000 mA
750
650
Dropout Voltage − mV
550
450
IO(OUT) = 500 mA
350
250
IO(OUT) = 250 mA
150
50
−50
0
50
100
TJ − Junction Temperature −
_C
150
IO(OUT) = 750 mA
Figure 1
Regulation
Voltage
Regulation
Current
Pre-Conditioning
Phase
Current Regulation
Phase
Voltage Regulation
and Charge Termination Phase
Charge
Voltage
Minimum
Charge
Voltage
Charge
Complete
Pre-Conditioning
and Taper Detect
Charge
Current
t(PRECHG)
t(CHG)
t(TAPER)
Figure 2. Typical Charging Profile
8