LM3658 Description
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.
LM3658 Key Features
- 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
- LDO Mode with 1A of Source Current is Automatically Invoked When the Battery is Absent and the AC Wall Adapter is Connec
- Continuous Battery Temperature Monitoring
- Built-in Multiple Safety Timers
- Charge Status Indication
- Continuous Over-current and Temperature
- Near-depleted Battery Pre-conditioning
LM3658 Applications
- 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