Battery charger with system power path management

The MP2667 is a Power Path I2C-controlled linear charger for single-cell Li-ion/Li-polymer/LiFePO4 batteries. It provides charge current from 26mA to 1049mA and has low battery quiescent current. Robust protections including programmable timer protection, battery NTC monitor, cell under-voltage protection, over-voltage protection, thermal regulation and thermal shutdown are available. It also provides both shipping mode and system reset mode for different applications. The device is available in a 10-pin QFN(2mmx2mm) package, designed for solutions such as smart watches, Point of Sale machines, Bluetooth headphones, smart home devices.

Product Features:

Compatible with 5V USB Power Sources
Fully Autonomous Charger for Single-Cell Li‑Ion/Li-Polymer Batteries
Complete Power Path Management for Simultaneously Powering the System and Charging the Battery
Programmable Input Current Limit and Minimum Input Voltage Regulation Thresholds
±0.5% Charging Voltage Accuracy
13V Maximum Voltage for the Input Source
I2C Interface for Programming Charging Parameters and Status Reporting
Fully Integrated Power Switches and No External Blocking Diode Required
Built-In Robust Charging Protection Including Battery Temperature Monitoring and Programmable Timer
Built-In Battery Disconnection Function for Shipping Mode
Thermal Limiting Regulation on the Chip
Available in an Ultra-Compact QFN-10 (2mmx2mm) Package

Battery charger with system power path management

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