Microchip Technology MCP73223T-C2SI/MF - Dual-Cell Li-Ion/Li-Polymer Battery Charge Management Controller

The MCP73223T-C2SI/MF from Microchip Technology is a highly integrated dual-cell lithium-ion (Li-Ion) or lithium-polymer (Li-Poly) battery charge management controller. This compact and efficient device is designed to provide a reliable charging solution for portable electronic devices such as digital cameras, Bluetooth headsets, portable media players, and other gadgets that utilize dual-cell Li-Ion/Li-Poly batteries.

Featuring a preset high-accuracy voltage regulation system, the MCP73223T-C2SI/MF ensures that the battery is charged to its maximum capacity while maintaining safety and prolonging the battery's lifespan. The charge management controller operates in a constant current/constant voltage mode, which is the preferred method for charging Li-Ion and Li-Poly batteries.

This device offers various safety features, such as overcurrent protection, thermal regulation, and safety timers, to prevent damage to the battery during the charging process. Additionally, it includes cell balancing and preconditioning of deeply discharged batteries, which further contributes to the battery's health and efficiency.

The MCP73223T-C2SI/MF comes in a space-saving 10-MSOP package, making it an ideal choice for compact applications. It operates over a broad temperature range and has a low dropout voltage, which allows for efficient use of the battery's energy.

Key features of the MCP73223T-C2SI/MF include:

• Integrated cell balancing for dual-cell battery packs
• Preconditioning of deeply discharged batteries
• Automatic end-of-charge control
• Thermal regulation for optimized charging cycle
• Under-voltage lockout (UVLO)
• Automatic power-down when charge is complete
• Low dropout voltage for improved efficiency

The MCP73223T-C2SI/MF is an excellent choice for developers and engineers looking for a robust and feature-rich battery charge management solution for dual-cell Li-Ion/Li-Poly battery-powered applications.