Texas Instruments

BQ2084DBT

BQ2084DBT Description

The BQ2084DBT is a highly integrated battery monitor IC designed for lithium-ion and lithium-polymer batteries, offering precise monitoring and management capabilities. Manufactured by Texas Instruments, this device is part of the Power Management (PMIC) category and is housed in a surface-mount package, specifically a tube. It supports 2 to 4 cells and features an SMBus interface for seamless communication with host systems. The BQ2084DBT is classified under ECCN EAR99 and HTSUS 8542.39.0001, ensuring compliance with international trade regulations. It is also REACH unaffected and RoHS3 compliant, adhering to stringent environmental standards. Despite its obsolete status, the BQ2084DBT remains a reliable choice for legacy systems and specific applications requiring its unique capabilities.

BQ2084DBT Features

The BQ2084DBT stands out with several key features that enhance its performance and versatility:

• Battery Chemistry Compatibility: Designed for lithium-ion and lithium-polymer batteries, it provides accurate monitoring and management for these high-energy-density chemistries.
• Cell Count Flexibility: Supports 2 to 4 cells, making it suitable for a wide range of battery configurations.
• SMBus Interface: Facilitates efficient communication with host systems, enabling real-time monitoring and control.
• Surface-Mount Packaging: The tube package ensures easy integration into compact and high-density designs.
• Moisture Sensitivity Level (MSL) 2 (1 Year): Provides robust protection against moisture, ensuring reliability in various environmental conditions.
• Compliance and Standards: REACH unaffected and RoHS3 compliant, ensuring environmental sustainability and regulatory compliance.

BQ2084DBT Applications

The BQ2084DBT is ideal for applications requiring precise battery monitoring and management, particularly in systems utilizing lithium-ion and lithium-polymer batteries. Specific use cases include:

• Portable Electronics: Ideal for devices such as laptops, tablets, and smartphones, where accurate battery monitoring is crucial for user experience and safety.
• Medical Devices: Ensures reliable battery performance in critical medical equipment, where uninterrupted power supply is essential.
• Industrial Equipment: Suitable for industrial applications where high-energy-density batteries are used, providing accurate monitoring to prevent overcharging and undercharging.
• Legacy Systems: Given its obsolete status, the BQ2084DBT is particularly valuable for maintaining and upgrading existing systems that rely on its specific features and compatibility.

Conclusion of BQ2084DBT

The BQ2084DBT by Texas Instruments is a robust battery monitor IC tailored for lithium-ion and lithium-polymer batteries. Its unique features, such as support for 2 to 4 cells, SMBus interface, and surface-mount packaging, make it a versatile solution for various applications. Despite being obsolete, its compliance with environmental standards and regulatory requirements ensures its continued relevance in specific use cases. For systems requiring reliable battery monitoring and management, the BQ2084DBT remains a dependable choice, especially in legacy systems and applications where its specific capabilities are essential.