APM8600

SINGLE CELL LINEAR LITHIUM BATTERY CHARGER

WITH 28V OVP AND PROGRAMMABLE CHARGE TIMER

APM8600

Document number: DS35140 Rev. 1 - 2

7 of 14

www.diodes.com

December 2010

© Diodes Incorporated

Functional Description

APM8600 is a linear Li-Ion battery charger device for single-cell applications. Charge currents can be programmed with the

and internal thermal limiting.

Functional State Diagram

ANY STATE

EN = HIGH

OR

OR

OR

EN = LOW

Reset Timer

Reset Timer

Reset Timer

Reset Timer

OR

OR

OR

OR

Time out

Reset Timer

AND Time out

AND Time out

DISABLE

POK

1

FLT

1

CHG

1

0A

PREQUAL

POK

0

FLT

1

CHG

1

Timer Hold

THM

POK

0

FLT

1

CHG

1

0A

TOP-OFF

POK

0

FLT

1

CHG

1

CHARGE

POK

0

FLT

1

CHG

0

DONE

POK

0

FLT

1

CHG

1

0A

Timer Hold

THM

POK

0

FLT

1

CHG

0

0A

FAULT

POK

0

FLT

0

CHG

1

0A