MAX17320G12+T

Overview

The MAX17320G12+T is a pack-side fuel gauge and protection integrated circuit designed for 2- to 4-series lithium ion (Li+) battery packs. It utilizes the ModelGauge m5 EZ algorithm to deliver high-accuracy state-of-charge readings, eliminating the need for extensive battery characterization in most common applications. The device features industry-leading low quiescent current performance and incorporates SHA-256 authentication protocols to safeguard systems against counterfeit batteries.

Feature Summary

• Integrates high-accuracy fuel gauge and protection circuitry for multi-cell lithium-ion battery packs
• Employs ModelGauge m5 EZ algorithm to provide precise state-of-charge readings without requiring battery characterization
• Features ultra-low quiescent current consumption to extend system run-time
• Includes SHA-256 authentication capabilities to prevent counterfeit battery integration

Applications

• Multi-cell battery-powered portable electronic products
• Systems requiring extended operational run-time on lithium-ion power sources
• Applications necessitating protection against self-discharge hazards
• Equipment requiring secure authentication of battery components

Procurement Notes

Verify that the specific suffix G12 corresponds to the intended package configuration and tape-and-reel quantity as defined in the official Maxim Integrated datasheet. Confirm compatibility with the target 2S-4S lithium-ion cell chemistry and ensure the SHA-256 authentication requirements align with the system's security architecture before finalizing procurement.

Selection Notes

Select this component when high accuracy is required without the overhead of battery characterization. It is suitable for designs prioritizing low standby current and robust anti-counterfeiting measures. Ensure the application supports 2- to 4-series configurations and requires integrated protection alongside fuel gauging functions within a single compact solution.

Part Context

This part belongs to the family of ICs equipped with Maxim Integrated's ModelGauge m5 EZ algorithm. It represents an evolution in pack-side management solutions by combining fuel gauging and protection functions. The technology aims to improve state-of-charge accuracy significantly compared to competitive offerings while reducing power consumption.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.