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| BQ24180_1 Datasheet, PDF (12/41 Pages) Texas Instruments – Fully Integrated Switch-Mode One-Cell Li-Ion Charger with Full USB Compliance and Accessory Power Connection | |||
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bq24180
SLUSA02 A â FEBRUARY 2010 â REVISED FEBRUARY 2010
TYPICAL CHARACTERISTICS (continued)
VCD
VBAT
2 V/div
1 V/div
VDCOUT
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RLOAD = 11 W to 1 W,
VBAT = 4 V
1 V/div
IVBUS
200 mA/div
t -Time - 10 ms/div
Figure 15. Enable/Disable Using CD
VDCOUT
1 V/div
IDCOUT
500 mA/div
t -Time - 2 ms/div
Figure 17. Hotplug 1000µF Capacitor into DCOUT
VVBUS = 5.5 V to 10.5 V
VVBUS
5 V/div
IOUT
USB100
500 mA/div
Trickle Charge
VSW
5 V/div
t -Time - 10 ms/div
Figure 19. VINHIGH Response
IDCOUT
500 mA/div
t -Time - 4 ms/div
Figure 16. DCOUT OCP Response
VVBUS = 5.5 V to 17 V
VVBUS
10 V/div
IOUT
500 mA/div
ISW
5 V/div
t -Time - 10 ms/div
Figure 18. OVP Response
400
VVBUS = 5 V,
IVBUS = 1 A,
350 IDRV = 10 mA
300
250
200
150
100
-40
-20 0
20 40 60 80 100 120 140
TA - Free-Air Temperature - °C
Figure 20. DRV Dropout vs TA
12
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