MAX17048X+

Overview

The MAX17048X+ is a micropower fuel gauge IC designed for single-cell lithium-ion batteries. It utilizes the ModelGauge algorithm to track relative state-of-charge continuously. The device operates within a supply voltage range of 2.5 V to 4.5 V and features an operating supply current of 23 µA. It employs an I²C interface for communication and is housed in an 8-WLP package with dimensions of 1.66 x 0.92 mm. The component supports surface mount installation and functions across a temperature range of -40°C to +85°C.

Feature Summary

• Integrates ModelGauge algorithm for continuous relative state-of-charge tracking without external current sensing resistors
• Features ultra-low power consumption suitable for battery-operated portable equipment
• Utilizes compact WLP packaging to minimize PCB area requirements

Applications

• Handheld portable electronic devices
• Single-cell lithium-ion battery monitoring systems
• Embedded battery management applications

Procurement Notes

Verify availability status as distribution channels may indicate limited stock or restricted supply conditions. Confirm exact ordering suffixes against manufacturer datasheets to ensure correct package and tape/reel specifications. Cross-reference RoHS compliance details directly with official documentation prior to procurement.

Selection Notes

Select this component for designs requiring precise SOC estimation in space-constrained single-cell lithium applications. Ensure the system voltage remains within the 2.5 V to 4.5 V operational window. Verify that the I²C bus timing aligns with the microcontroller capabilities and that the WLP footprint matches the PCB layout constraints.

Part Context

This part belongs to the MAX17048 series, which includes variants for single and dual-cell configurations. It is manufactured by Analog Devices Inc./Maxim Integrated under the ModelGauge product line. The component serves as a specialized power management IC for accurate battery level indication in consumer electronics.

Replacement Considerations

MAX17048G- is listed as an alternative variant within the same family.