Diodes APM8600 - Manual (Page 3)

APM8600
SINGLE CELL LINEAR LITHIUM BATTERY CHARGER
WITH 28V OVP AND PROGRAMMABLE CHARGE TIMER
APM8600
Document number: DS35140 Rev. 1 - 2
3 of 14
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December 2010
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UC
T
Functional Block Diagram
CHARGER REGULATOR
BAT DC
THERMAL
CURRENT
FOLDBACK
PROTECTION
CHARGE
CONTROL
CHARGE
CONDITION
COMPARATORS
3.0V
4.2V
SETI
1.5V
REFERENCE
EN
GND
CHG
POR
FLT
TIMER CT
THM
OVLO
UVLO
V
DROP
PREQUAL