MAX17044X+T10

Overview

The MAX17044X+T10 is a compact, low-cost fuel gauge system designed for dual-cell (2S) lithium-ion battery packs. It utilizes the ModelGauge algorithm to continuously track relative state-of-charge without requiring external current-sense resistors or relearn cycles. The device features precision voltage measurement with ±30mV accuracy up to 10.00V and provides data access via an I2C interface.

Feature Summary

• Host-side or battery-side fuel gauging capability for 2S lithium-ion configurations
• ModelGauge algorithm eliminates need for external current-sense resistor and relearn cycles
• Precision voltage measurement with specified accuracy limits
• I2C interface for accessing measurement and estimated capacity data

Applications

• Smartphones and tablets
• Health and fitness monitors
• Digital still, video, and action cameras
• Medical devices
• Handheld computers and terminals

Procurement Notes

Verify component authenticity through authorized channels. Confirm package integrity and pin alignment against datasheet specifications. Ensure storage conditions comply with moisture sensitivity level requirements. Validate part marking against official manufacturer documentation prior to integration.

Selection Notes

Select this component for applications requiring accurate SOC tracking in 2S lithium-ion systems. Consider the absence of external sense resistor requirements for cost reduction. Evaluate I2C compatibility with the host microcontroller. Assess thermal performance within the specified operating temperature range.

Part Context

This component belongs to the MAX1704x series of fuel gauges. It shares architectural similarities with the MAX17043 but is configured specifically for dual-cell packs. The series employs advanced battery modeling techniques to provide reliable capacity estimation across varying charge and discharge profiles.

Replacement Considerations

MAX17043 serves as a single-cell alternative within the same family. Verify cell count requirements before substitution. Ensure software compatibility with ModelGauge algorithms when replacing with other series members.