BQ24150 Datasheet, PDF (15/39 Pages) Texas Instruments – Fully Integrated Switch-Mode One-Cell Li-Ion Charger with Full USB Compliance and USB-OTG Support

bq24150
bq24151
www.ti.com ...................................................................................................................................................................................................... SLUS824 – JUNE 2008
Regulation
Voltage
Precharge
Phase
Regulation
Current
Current Regulation
Phase
Voltage Regulation
Phase
V _SHORT
Charge Voltage
Termination
I SHORT
Precharge
(Linear Charge)
Charge Current
Fast Charge
(PWM Charge)
(a)
Precharge
Phase
Regulation
voltage
Current Regulation
Phase
Voltage Regulation
Phase
V_SHORT
Charge Voltage
Termination
Charge Current
I_SHORT
Precharge
(Linear Charge)
Fast Charge
(PWM Charge)
(b)
Figure 24. Typical Charging Profile of bq24150/1 for (a) without Input Current Limit, and (b) with Input
Current Limit
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