AAT3691 Overview
The AAT3691 BatteryManager™ is an integrated single cell Lithium-Ion (Li-Ion) battery charger IC, designed to operate from USB ports, AC adapter inputs, or from a cellular phone charger adapter up to an input voltage of typical 6.75V. For increased safety, The AAT3691 also includes over-voltage input protection (OVP) up to 28V. The AAT3691 precisely regulates battery charge voltage and current for 4.2V Li-Ion...
AAT3691 Key Features
- Dual Input USB and AC Adapter Input
- Programmable Constant Current from 50mA to 0.5A
- No Battery Present Input Detection
- 3.0V ~ 6.75V (typical) Input Voltage Range
- Over-Voltage Input Protection up to 28V
- High Level of Integration with Internal
- Power Device
- Reverse Current Blocking
- Current Sensing
- Automatic Recharge Sequencing