Maxim Integrated's DS2786G+: Stand-Alone Fuel Gauge IC

The DS2786G+ from Maxim Integrated is a sophisticated, stand-alone fuel gauge IC that provides critical information about the state of lithium-ion (Li+) batteries to ensure efficient energy management in portable devices. This compact, integrated circuit is designed to accurately monitor battery capacity and predict remaining battery life, which is essential for maintaining the reliability and user experience of battery-powered electronics.

Key Features

• Precision Measurement: The DS2786G+ employs precision measurement capabilities to monitor voltage, temperature, and current, which are critical parameters for assessing battery health and charge status.
• On-Chip Nonvolatile Memory: With its onboard nonvolatile (NV) memory, the DS2786G+ stores vital battery parameters and historical data, ensuring that important information is retained even when the battery is disconnected.
• Robust Algorithm: The device uses a proprietary algorithm to calculate remaining capacity, providing users with an accurate gauge of how much battery life is left before a recharge is needed.
• Easy Integration: Designed for easy integration into a variety of portable devices, the DS2786G+ requires minimal external components, simplifying the design and reducing the overall bill of materials.

Applications

The DS2786G+ is ideal for a wide range of portable applications, including:

• Smartphones and tablets
• Portable media players
• Wireless headphones and earbuds
• Handheld gaming devices
• Wearable technology

Technical Specifications

The technical specifications of the DS2786G+ include:

• Operating voltage range: 2.5V to 4.5V
• Operating temperature range: -20°C to +70°C
• Package: 8-pin TSSOP
• Communication: 2-wire or 3-wire serial interface

With its comprehensive set of features, the DS2786G+ from Maxim Integrated is a powerful solution for portable device manufacturers looking to enhance their products with accurate battery fuel gauging. By providing precise monitoring and predictive capabilities, this IC helps in extending the operational life of batteries, ultimately improving the end-user experience.