AAT3686-3 Datasheet PDF - Analog Technology Inc

General Description
The AAT3686 BatteryManager is a highly integrated single-cell lithium-ion/polymer battery charger IC designed to operate with USB port and AC adapter inputs. It requires the minimum number of external components.

FEATUREs
• USB Port/AC Adapter System Power Charger
    ▪ USB: Programmable to 500mA for USB Hi/Lo
    ▪ Adapter: Programmable to 1.5A Max
• 4.0V to 5.5V Input Voltage Range
• Adapter Present Indicator (ADPP# Pin)
• Adapter Presence Automatically Disables USB Charging
• High Level of Integration With Internal:
    ▪ Charging Devices
    ▪ Reverse Blocking Diodes
    ▪ Current Sensing
• Automatic Recharge Sequencing
• Digital Thermal Regulation in ADP Charge
• Charge Reduction Loop in USB Charge
• Battery Temperature Monitoring
• Full Battery Charge Auto Turn-Off
• Over-Voltage and Emergency Thermal Protection
• Power On Reset and Soft Start
• Serial Interface Status Reporting
• TDFN34-16 or TDFN44-16 Package

APPLICATIONs
• Cellular Telephones
• Digital Still Cameras
• Hand-Held PCs
• MP3 Players
• Personal Data Assistants (PDAs)
• Other Lithium-Ion/Polymer Battery-Powered Devices