A4057 Datasheet (AiT Semiconductor) - LINEAR LI-ION BATTERY CHARGER

A4057, LINEAR LI-ION BATTERY CHARGER

A4057 series is a double lithium battery charge management chip.

The chip includes a charge state detection, the charging process, temperature detection and so on.

The chip also integrates a high-precision reference voltage module in it.

A4057 charge contains three modes: precharge, constant current

A4057 Features

* Double lithium battery charge management

* Only need a few external components

* Pre-charge, constant current charging , constant voltage charging mode

* Temperature detection

* Two charging status

* Available in SOP8 Package APPLICATION

* Digital camera

* PDAS