MCP73223

MCP73123/223 Lithium Iron Phosphate (LiFePO4) Battery Charge Management Controller with Input Overvoltage Protection Features: Complete Linear Charge Management Controller: - Integrated Input Overvoltage Protection (OVP) - Integrated Pass Transistor - Integrated Current Sense - Integrated Reverse Discharge Protection Constant Current/Constant Voltage Operation with Thermal Regulation 4.15V Undervoltage Lockout (UVLO) 18V Absolute Maximum Input with OVP: - 6.5V - MCP73123 - 13V - MCP73223 High Accuracy Preset Voltage Regulation Through Full Temperature Range (-5°C to +55°C): - +0.5% - MCP73123 - +0.6% - MCP73223 Battery Charge Voltage Options: - 3.6V - MCP73123 - 7.2V - MCP73223 Resistor Programmable Fast Charge Current: - 130 mA - 1100 mA Preconditioning of Deeply Depleted Cells: - Available Options: 10% or Disable Integrated Precondition Timer: - 32 Minutes or Disable Automatic End-of-Charge Control: - Selectable Minimum Current Ratio: 5%, 7.5%, 10% or 20% - Elapse Safety Timer: 4 HR, 6 HR, 8 HR or Disable Automatic Recharge: - Available Options: 95% or Disable Factory Preset Charge Status Output: - On/Off or Flashing Soft Start Temperature Range: -40°C to +85°C Packaging: DFN-10 (3 mm x 3 mm) Applications: Low-Cost LiFePO4 Battery Chargers Power Tools Toys Backup Energy Storage Solutions Description: The MCP73123/223 is a highly integrated Lithium Iron Phosphate (LiFePO4) battery charge management controller for use in space-limited...