MAX17004ETJ+TG38 Battery Fuel Gauge IC

The MAX17004ETJ+TG38 from Maxim Integrated is a sophisticated battery fuel-gauge IC designed to provide accurate monitoring of single-cell lithium-ion (Li+) batteries. This compact, integrated circuit is housed in a TQFN-32 package and is specifically engineered for portable devices such as smartphones, tablets, and laptops, where precise battery management is crucial for optimal performance and extended battery life.

Key Features

• ModelGauge Technology: The MAX17004ETJ+TG38 incorporates Maxim's proprietary ModelGauge algorithm, which eliminates the need for battery relearn cycles and simplifies system design by providing a more accurate state-of-charge (SOC) estimation compared to traditional coulomb counters.
• High Accuracy: This device offers high accuracy in SOC estimation, with an error of less than 1% under various conditions, ensuring users have reliable information about their battery's charge level.
• Low Quiescent Current: Designed for power-sensitive applications, the IC features a low quiescent current that helps to minimize battery drain when the device is in standby mode.
• Configurable Alert Outputs: The MAX17004ETJ+TG38 provides configurable alert outputs for SOC low, SOC high, and voltage thresholds, which can be used to trigger external systems or to notify the user of critical battery states.

Applications

The versatility of the MAX17004ETJ+TG38 makes it suitable for a wide range of applications where reliable battery monitoring is essential. These include:

• Portable Computing Devices
• Smartphones and Tablets
• Wireless Headsets and Wearables
• Portable Medical Devices
• Handheld Gaming Consoles

Technical Specifications

• Package Type: TQFN-32
• Operating Voltage: Typically ranges from 3V to 4.5V
• Communication Interface: I²C for interfacing with microcontrollers and other digital systems.
• Temperature Range: Operates effectively over a wide temperature range, making it suitable for various environments.

Overall, the MAX17004ETJ+TG38 is a reliable and efficient solution for battery fuel gauging, providing device manufacturers and users with the confidence that their devices will accurately reflect battery usage and remaining life.