MP2770GL-0000-Z

Overview

The MP2770GL-0000-Z is a digital, I2C-controlled switching charger designed for single-cell lithium-ion and lithium-polymer batteries. It operates with an input voltage range of 4V to 16V and supports up to 6A configurable charging current. The device features a 3.6V to 4.45V configurable charge regulation voltage with ±0.5% accuracy. It includes a boost output capability of up to 22.5W with a 3V battery, providing a boost voltage of 4.3V to 16V and current from 500mA to 3.65A. The component integrates power path management, allowing the input to power the system during charging.

Feature Summary

• Integrated IN to SYS pass-through enables system power delivery even when charging is disabled.
• Supports multiple USB standards including USB Type-C and USB PD for flexible input current limit settings.
• Includes an integrated 8-bit ADC for real-time monitoring of voltages and currents across various nodes.
• Provides comprehensive safety features such as thermal regulation, cycle-by-cycle current limiting, and customizable JEITA temperature monitoring.

Applications

• Portable electronic devices requiring single-cell Li-ion or Li-polymer battery management
• Systems utilizing USB Type-C or USB Power Delivery input sources
• Applications requiring simultaneous battery charging and system power supply via power path management

Procurement Notes

Verify the specific suffix against official Monolithic Power Systems documentation to confirm pinout and functional compatibility. Ensure that the I2C interface configuration matches your system's address requirements. Confirm that the QFN-18 package dimensions align with your PCB layout constraints. Validate that the input voltage range covers your application's maximum source voltage to prevent damage.

Selection Notes

Select this component for applications requiring high-efficiency charging with precise voltage regulation. Consider the integrated boost function if the system requires higher voltage rails than the battery provides. Evaluate the I2C control overhead against simpler analog alternatives if complex parameter configuration is not needed. Ensure the thermal performance meets the requirements for the expected ambient operating conditions.

Part Context

This part belongs to the MP2770 series of digital battery chargers from Monolithic Power Systems. It is designed for portable applications where space efficiency and flexible input options are critical. The series emphasizes digital control for enhanced customization and monitoring capabilities compared to traditional analog chargers.

Replacement Considerations

Consult official MPS substitution guides for verified equivalents. Generic replacements may lack the specific I2C register map or boost functionality. Verify package compatibility and thermal characteristics before substituting.