Datasheet

PACK
CHG
REG2
3.3V
Charge Current
0-VandPrechgCurrent
Quick-ChargeCurrent
BatteryVoltage
DSG
0 A
0V
L
CHG-FET =ON
DSG-FET =ONbyuC
0V
0V
uP: Active
GPOD
0V
ChargeCV
CHG-FET =OFF
PCHGFET =ON
OFF
L
OVChargeand
PrechargeMode
Quick-
Charge
Mode
T0383-01
0VChargeDisableVoltage
bq77PL900
SLUS844B – JUNE 2008 – REVISED JANUARY 2009 ...................................................................................................................................................... www.ti.com
Figure 33. Signal Timing of Pins During 0-V/Precharging (PCHG FET) In Stand-Alone Mode
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