AAT3684 Datasheet, PDF (10/17 Pages) Advanced Analogic Technologies – 500mA USB Port or AC Adapter Lithium-Ion/Polymer Battery Charger

BatteryManager^TM
PRODUCT DATASHEET
AAT3684
500mA USB Port or AC Adapter Lithium-Ion/Polymer Battery Charger
System Operation Flow Chart
Enable
Power On Reset
No
Yes
Power Input
Voltage
V_IN > V_UVLO
Yes
Shut Down
Fault Conditions
Yes
Monitoring
OV, OT
No (AAT3684)
No (AAT3684-1)
Preconditioning
Test
V_MIN > V_BAT
Yes
Preconditioning
(Trickle Charge)
No
Recharge Test
V_RCH > V_BAT
No
Constant
Yes
Current Phase Test
Yes
Current Charge
V_{BAT_EOC} > V_BAT
Mode
No
Voltage Phase Test
Yes
I_BAT > I_TERM
Constant
Voltage Charge
Mode
No
Charge Completed
Charge
Control
10
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3684.2007.12.1.2