Texas Instruments

BQ29440DRBT  

Battery Management ICs

BQ29440DRBT Description

The BQ29440DRBT is a high-performance battery protection IC designed for lithium-ion batteries, offering robust protection for 2 to 4 cell configurations. Manufactured by Texas Instruments, this device is engineered to ensure the safety and longevity of battery packs while maintaining compliance with industry standards. The BQ29440DRBT features a surface mount package, making it suitable for compact and high-density designs. It is available in a Tape & Reel (TR) package format, facilitating efficient manufacturing processes.

BQ29440DRBT Features

• Battery Protection: The BQ29440DRBT provides comprehensive protection against over-voltage conditions, safeguarding the battery from potential damage and ensuring reliable operation. This feature is critical for maintaining battery health and extending its lifespan.
• 2 to 4 Cell Configuration: This IC supports a wide range of lithium-ion battery configurations, making it versatile for various applications. Whether you need a 2-cell or a 4-cell setup, the BQ29440DRBT can be easily integrated into your design.
• Surface Mount Technology: The surface mount mounting type allows for compact and space-efficient designs, which is essential for modern electronic devices where space is often a limiting factor.
• Compliance and Standards: The BQ29440DRBT is REACH unaffected and ROHS3 compliant, ensuring that it meets the highest environmental and safety standards. This compliance is crucial for manufacturers aiming to adhere to global regulations.
• Moisture Sensitivity Level (MSL): With an MSL rating of 2 (1 Year), the BQ29440DRBT is suitable for environments with varying humidity levels, providing reliability and durability in diverse conditions.

BQ29440DRBT Applications

The BQ29440DRBT is ideal for a variety of applications where reliable battery protection is essential. Some specific use cases include:

• Portable Electronics: Devices such as smartphones, tablets, and laptops benefit from the BQ29440DRBT's robust protection features, ensuring safe and efficient battery operation.
• Medical Devices: Portable medical equipment, such as glucose meters and portable monitors, can rely on the BQ29440DRBT to protect their lithium-ion batteries from over-voltage conditions, ensuring uninterrupted operation.
• Industrial Equipment: Tools and instruments that require battery power can utilize the BQ29440DRBT to enhance battery safety and reliability, reducing the risk of battery-related failures.
• Wearable Technology: Smartwatches and fitness trackers can benefit from the compact design and high-performance protection offered by the BQ29440DRBT, ensuring that the battery remains safe and functional.

Conclusion of BQ29440DRBT

The BQ29440DRBT from Texas Instruments is a standout battery protection IC, offering comprehensive protection for lithium-ion batteries in 2 to 4 cell configurations. Its surface mount design and compliance with industry standards make it a reliable choice for a wide range of applications. Whether used in portable electronics, medical devices, industrial equipment, or wearable technology, the BQ29440DRBT ensures that battery safety and longevity are maintained. With its robust features and versatile design, the BQ29440DRBT is an excellent choice for engineers and designers looking to enhance the reliability of their battery-powered devices.

BQ29440DRBT Documents

Download datasheets and manufacturer documentation for BQ29440DRBT

Datasheets :

BQ29440 Series      

HTML Datasheet :

BQ29440 Series      

PCN Design/Specification :

Mult Dev Material Chg 29/Mar/2018