BQ24013 Datasheet, PDF (8/21 Pages) Texas Instruments – SINGLE-CHIP, LI-ION CHARGE MANAGEMENT IC FOR HANDHELD APPLICATIONS (bq TINY)

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