AAT3601_08 Datasheet, PDF (23/37 Pages) Advanced Analogic Technologies – Total Power Solution for Portable Applications

PRODUCT DATASHEET
AAT3601178
Total Power Solution for Portable Applications
T < tWDI
T < tWDI
T < tWDI
T < tWDI
T < tWDI
T < tWDI
WDI
tRSTIN
RSTIN
tWDI
tRSTIN
POK of
non-permanent
supplies
tWDI = Watchdog timer timeout (60ms)
tRSTIN = RSTIN pin reset time (10ms)
Figure 3: Watchdog Timer Timing Diagram.
I (mA)
Preconditioning
Trickle Charge
Phase
Constant-Current Mode
Charge Current (ICH_CC)
Constant Current
Charge Phase
Charge Voltage
Constant Voltage
Charge Phase
FAST-CHARGE to
TOP-OFF Charge
Threshold
V (V)
Battery End of Charge
Voltage Regulation (VBAT_REG)
Preconditioning Threshold
Voltage (VMiN)
Charge Current
Preconditioning Charge
Current (ICH_PRE)
Charge Termination
Threshold Current
(ICH_TERM)
T (s)
Trickle Charge
Timeout
(TK)
Constant Current Timeout
(TC)
Constant Voltage Timeout
(TV)
Figure 4: Current vs. Voltage and Charger Time Profile.
3601.2008.07.1.1
www.analogictech.com
23