MAX17841AGUE/V+

Overview

The MAX17841AGUE/V+ is a high-performance, automotive-grade battery monitor and fuel gauge IC designed for lithium-ion and lithium-polymer battery packs. It utilizes ModelGauge m5 algorithm technology to provide highly accurate state-of-charge (SOC) and remaining capacity measurements without requiring external calibration. The device features an integrated SPI interface for communication with host processors, supporting complex battery management system architectures in electric vehicles and industrial applications.

Feature Summary

• Integrates ModelGauge m5 algorithm for precise SOC and remaining capacity estimation
• Features automotive-grade reliability with AEC-Q100 qualification
• Includes built-in protection mechanisms against over-voltage, under-voltage, and over-current conditions
• Supports standard SPI communication protocol for seamless host integration

Applications

• Electric vehicle traction battery monitoring
• Hybrid electric vehicle energy storage systems
• Industrial uninterruptible power supply units
• Medical equipment battery management

Procurement Notes

Verify the specific suffix designation to confirm package type and temperature range compliance. Ensure the component matches the required automotive grade specifications for your target application environment. Cross-reference the manufacturer's latest documentation to confirm current production status and any potential obsolescence notices before finalizing procurement plans.

Selection Notes

Select this component when high accuracy in state-of-charge estimation is critical for system safety and performance. It is suitable for applications requiring robust protection features and reliable communication interfaces. Consider the physical footprint and pin configuration compatibility with your existing PCB layout constraints during the design phase.

Part Context

This part belongs to Maxim Integrated's ModelGauge family of battery monitors, now part of Analog Devices Inc. These devices are widely recognized for their advanced algorithmic capabilities in battery fuel gauging. The MAX17841 series specifically targets demanding automotive environments where reliability and precision are paramount for safe operation.

Replacement Considerations

Consult official manufacturer substitution guides for verified compatible alternatives. Ensure any replacement maintains identical algorithmic performance and interface compatibility. Verify that substitute components meet the same automotive qualification standards and thermal operating ranges as the original part.