Microchip | MCP73223-C2SI/MF

The MCP73223 series of dual cell, highly integrated Li-Ion battery charge management controller for use in space-limited and cost-sensitive applications.

The MCP73223 can accept an absolute maximum of 18 V input and provides a 13 V overvoltage protection. The output current can be programmed to be between 130 mA and 1100 mA. The MCP73223 is fully specified over the ambient temperature range of -40°C to +85°C and is available in a 10 lead, 3x3 mm DFN package. 

Features:

• Complete Dual Cell Linear Charge Management Controller:
• Integrated Input Overvoltage Protection
• Integrated Pass Transistor
• Integrated Current Sense
• Integrated Reverse Discharge Protection
• Constant Current / Constant Voltage Operation with Thermal Regulation
• Resistor Programmable Fast Charge Current: 130 mA - 1100 mA
• 4.15 V Undervoltage Lockout (UVLO)
• 18 V Absolute Maximum Input
• Overvoltage Protection (OVP): 13 V
• Preconditioning of Deeply Depleted Cells - Available options: 10% or Disable
• Packaging: DFN-10 (3 mm x 3 mm)

Applications:

• Low-Cost LiFePO4 Battery Chargers
• Power Tools
• Toys