ACT2802/ACT2802B/ACT2802C
Rev 7, 15-Jul-16
FUNCTIONAL DESCRIPTION
Recharge
End of Charge
When battery voltage drops by 200mV below the
end of charge voltage, the charger is reinitiated
with constant current charge.
When charge current decreases to 15% of set fast
charge current, the buck converter goes into end of
charge mode and keep monitoring the battery
voltage.
Figure 3.
Typical Li+ Charge Profile and ACT2802/ACT2802B/ACT2802C Charge States
A: PRECONDITION STATE
B: FAST-CHARGE STATE
C: TOP-OFF STATE
D: END-OF-CHARGE STATE
Figure 4.
Charger State Diagram
Innovative PowerTM
- 12 -
www.active-semi.com
Copyright © 2016 Active-Semi, Inc.
ACTIVE-SEMI [ ACTIVE-SEMI, INC ]
