Maxim Integrated DS2781E+TR Stand-Alone Fuel Gauge IC

The DS2781E+TR from Maxim Integrated is a high-precision, stand-alone fuel gauge IC designed to provide detailed information about the state-of-charge (SOC) of rechargeable Li-ion or Li-Polymer batteries. This compact, efficient device is perfect for portable applications where accurate battery monitoring is essential for user experience and device longevity.

With its ability to measure voltage, temperature, and current, the DS2781E+TR offers a comprehensive solution for battery management. The current is measured using an integrated sense resistor, which simplifies the design and reduces external component count. This feature, coupled with the IC's ability to perform coulomb counting, allows for precise SOC estimation, ensuring users have a reliable indication of remaining battery life.

The device is capable of providing data under various conditions, including remaining capacity, voltage, current, and temperature, making it a versatile choice for a wide range of portable devices such as smartphones, tablets, digital cameras, and medical devices. Its high level of integration and ease of use make it an excellent choice for designers looking to improve the performance and reliability of their battery-powered applications.

Key features of the DS2781E+TR include:

• High-accuracy measurements of current, voltage, and temperature
• Integrated sense resistor for current measurement
• Accurate SOC estimation through coulomb counting
• Low power consumption for extended battery life
• Simple 2-wire interface for communication with microcontrollers
• Compact package suitable for space-constrained applications

The DS2781E+TR comes in a tape and reel packaging format, which is ideal for automated manufacturing processes, ensuring cost-effective assembly for high-volume production. Maxim Integrated's commitment to quality and reliability is evident in this product, making it a smart choice for any designer looking to enhance battery performance and user satisfaction.

With the DS2781E+TR, product designers can rest assured that they are integrating a top-tier fuel gauge solution that will keep their devices running efficiently and provide end-users with accurate battery status information.