AAT3601_08 Datasheet, PDF (24/37 Pages) Advanced Analogic Technologies – Total Power Solution for Portable Applications

PRODUCT DATASHEET
AAT3601178
Total Power Solution for Portable Applications
Enable
Power On Reset
No
Yes
Shut Down
No
Recharge Test
V_BAT < V_RCH
Power Input
Voltage
VCHGIN > VUVLO
Enable
Yes
Yes
Fault
Conditions Monitoring
OV, OT,
VTS1 < VTS< V TS2
Expired
No
Preconditioning
Test
VBAT > VMIN
Yes
Preconditioning
(Trickle Charge)
No
Yes
Current Phase Test
V_BAT < V_{BAT_REG}
Yes
Constant
Current Charge
Mode
No
Voltage Phase Test
I_CH > I_{CH_TERM}
Yes
Constant
Voltage Charge
Mode
Charge Timer
Control
ThTerhmeraml Laol oLpoop
CuCrruernret _nt
RReedduucctitoionnininADP
CCh.Ca.rgMinogdeMode
Yes
No
Device Thermal
Loop Monitor
T_J > 115°C
No
Charge Completed
Figure 5: System Operation Flow Chart for the Battery Charger.
24
www.analogictech.com
3601.2008.07.1.1