MAX17320X20+T

Overview

The MAX17320X20+T is a battery fuel gauge IC from the ModelGauge m5 EZ series, designed for 2S to 4S lithium-ion and lithium-polymer battery packs. It operates within an input voltage range of 4.2 V to 18 V and utilizes an I2C interface for communication. The device is housed in a WLP-30 package with dimensions of 2.37x2.55 mm. It integrates internal self-discharge measurement capabilities and functions as a combined fuel gauge and protector solution for portable electronic applications requiring accurate state-of-charge estimation.

Feature Summary

• Integrates ModelGauge m5 EZ algorithm for precise state-of-charge and health monitoring
• Supports 2S to 4S series-connected lithium-ion and polymer battery configurations
• Includes internal self-discharge measurement functionality
• Combines fuel gauge and protection features in a single compact component

Applications

• Portable electronic devices requiring multi-cell battery management
• Power management systems for lithium-ion/polymer battery packs
• Applications needing accurate battery state estimation via I2C interface

Procurement Notes

Verify the specific suffix 'X20' against the manufacturer's official documentation to confirm pinout and functional compatibility. Ensure the WLP-30 package dimensions align with your PCB layout constraints. Confirm that the operating voltage range of 4.2 V to 18 V matches your battery pack configuration before integration.

Selection Notes

Select this component when a combined fuel gauge and protector solution is required for 2S to 4S battery systems. The ModelGauge m5 EZ technology offers high accuracy without external sensing resistors. Consider the WLP-30 package size if space-constrained designs are necessary. Verify I2C interface compatibility with the host microcontroller.

Part Context

This part belongs to the MAX17320 series, which focuses on advanced fuel gauge solutions using the ModelGauge m5 EZ algorithm. It is manufactured by Analog Devices Inc./Maxim Integrated, a leader in power management and signal processing components. The series is designed to simplify battery management in portable electronics by integrating complex algorithms into small form-factor packages.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material. Consult the manufacturer's official documentation or authorized distributors for verified cross-reference information before considering alternative components.