The MAX17048G+T10 from Maxim Integrated is a compact, power-efficient fuel gauge integrated circuit (IC) designed to provide precise battery state-of-charge (SOC) information for single-cell lithium-ion (Li+) batteries. This IC is a vital component for portable devices, where accurate battery monitoring is crucial for user experience and device longevity.

Key Features

• ModelGauge™ m3 Algorithm: The MAX17048G+T10 features Maxim's proprietary ModelGauge m3 algorithm, which eliminates the need for battery characterization for most applications. This algorithm provides a robust SOC estimation even under varying temperature, load, and aging conditions.
• Low Operation Consumption: With an operating current of just 23µA, the MAX17048G+T10 is designed for energy-sensitive applications, ensuring minimal impact on the battery life of the device it is monitoring.
• Configurable Alert Function: The IC includes an alert function that can be programmed to notify the host processor when the battery reaches a user-defined threshold, enabling proactive power management.
• No External Sense Resistor Required: Unlike many other fuel gauges, the MAX17048G+T10 does not require an external sense resistor, simplifying the design and reducing the overall footprint on the PCB.

Applications

This fuel gauge IC is suitable for a wide range of portable devices, such as:

• Smartphones
• Tablets
• Wireless Headsets
• Portable Gaming Devices
• Digital Cameras
• Other handheld electronics

Technical Specifications

• Supply Voltage Range: 2.5V to 4.5V
• Operating Temperature Range: -40°C to +85°C
• Package: 10-Pin TDFN (3mm x 3mm)
• I2C Interface for Communication with Host Processor

The MAX17048G+T10 is an essential component for any designer looking to incorporate reliable battery management into their portable device. Its advanced features, coupled with Maxim Integrated's reputation for quality, make it an excellent choice for ensuring accurate battery monitoring and extending the operational life of battery-powered devices.