ON Semiconductor LC709203FXE-01MH Battery Fuel Gauge IC

The LC709203FXE-01MH from ON Semiconductor is a highly accurate fuel gauge IC designed specifically for single-cell lithium-ion (Li-ion) batteries. This advanced chip is an essential component for portable devices, enabling precise monitoring of battery life and ensuring optimal performance and longevity of the battery-powered system.

This state-of-the-art fuel gauge integrates ON Semiconductor's unique algorithm to calculate the battery's state of charge (SoC), providing users with real-time information about the remaining battery capacity. The LC709203FXE-01MH supports batteries with nominal voltages of 3.7V and charge/discharge currents up to several amperes, making it versatile for a wide range of applications, including smartphones, digital cameras, and other portable consumer electronics.

Key Features:

• High Measurement Accuracy: The device boasts an impressive accuracy of ±0.5% for SoC determination, ensuring users have reliable information about their battery's status.
• Low Power Consumption: Designed with power efficiency in mind, the LC709203FXE-01MH operates with very low quiescent current, which helps to maximize the battery life of the host device.
• I<sup>2C Interface: The inclusion of an I<sup>2C interface allows for easy communication with a microcontroller, enabling seamless integration into most system designs.
• Temperature Compensation: The IC includes temperature sensors for automatic temperature compensation, providing accurate SoC readings across a wide range of operating temperatures.
• Compact Package: The device comes in a small and lightweight package, making it ideal for space-constrained applications.

The LC709203FXE-01MH is equipped with an automatic power-down function that minimizes power consumption when the host device is in standby mode. Additionally, it has a programmable alarm output that can notify the system when the battery reaches a user-defined threshold, allowing for proactive power management and enhanced safety.

Overall, the LC709203FXE-01MH fuel gauge from ON Semiconductor is a high-performance, reliable solution for battery management in modern portable electronics. Its precision and low power consumption, coupled with its user-friendly features, make it an excellent choice for designers looking to optimize the user experience of their battery-powered devices.