LM3658 Datasheet (Texas Instruments) - Dual Source USB/AC Li Chemistry Charger

LM3658, Dual Source USB/AC Li Chemistry Charger

The LM3658 is a single chip charger IC designed for handheld applications.

It can safely charge and maintain a single cell Li-Ion/Polymer battery operating from an AC wall adapter or USB power source.

Input power source selection of USB/AC is automatic.

With both power sources present, the AC power

LM3658 Features

* 1

* 2 Integrated Power FETs with Thermal Regulation

* Charges from Either an AC Wall Adapter or USB Power Source with Automatic Source Selection

* 50 mA to 1000 mA Charge Currents Using AC Wall Adapter

* Pin-Selectable USB Charge Currents of 100 mA or 500 mA