The MAX17042 from Maxim Integrated is a compact, low-power fuel gauge integrated circuit (IC) designed for lithium-ion battery monitoring in various portable devices. This sophisticated IC utilizes the patented ModelGauge™ algorithm, eliminating the need for battery characterization for most applications. With its ability to provide accurate state-of-charge (SOC) readings, the MAX17042 stands out as a reliable solution for real-time battery management.

Key Features

• ModelGauge Technology: The proprietary ModelGauge algorithm combines the best features of coulomb counting and voltage-based fuel gauging to provide high accuracy without the need for battery relearn cycles or manual calibration.
• Low Power Consumption: Designed for energy efficiency, the MAX17042 operates with extremely low quiescent current, making it ideal for battery-powered applications where power conservation is critical.
• Easy Integration: Its small package footprint and the use of a simple I²C interface allow for easy integration into system designs without requiring extensive development effort.
• Configurable Alert Function: The IC includes an alert function that can be programmed to notify the host when the battery falls below a specified threshold, helping to prevent unexpected power loss in portable devices.

Applications

• Smartphones and Tablets
• Portable Media Players
• Wireless Handsets
• Handheld Gaming Devices
• Digital Cameras
• Other Portable Equipment Requiring Accurate Fuel Gauging

The MAX17042 is a testament to Maxim Integrated's commitment to providing advanced power management solutions that enhance the user experience of portable devices. By accurately reporting the SOC and remaining battery life, this fuel gauge IC helps to extend device uptime and ensure that users are kept informed about their battery status, leading to a more reliable and satisfactory product experience.