Texas Instruments

BQ20Z655DBTR

BQ20Z655DBTR Description

The BQ20Z655DBTR is a Battery Management IC (Integrated Circuit) designed and manufactured by Texas Instruments. It is part of the Impedance Track™ series and is specifically tailored for managing lithium-ion or lithium-polymer batteries in applications that require 2 to 4 cells. This IC is surface-mountable and comes in a 44-lead TSSOP package, making it suitable for compact electronics. It is compliant with the SMBus interface, which is commonly used for communication in battery management systems. The BQ20Z655DBTR is classified under the HTSUS code 8542.39.0001 and has an ECCN of EAR99, indicating its export control classification.

BQ20Z655DBTR Features

• Series: Impedance Track™, providing advanced battery monitoring and management.
• Mounting Type: Surface Mount, facilitating easy integration into PCB designs.
• Package: Tape & Reel (TR), suitable for automated assembly processes.
• Interface: SMBus, enabling seamless communication with other system components.
• Fault Protection: Offers comprehensive protection against over current, over temperature, over/under voltage, and short circuits.
• Battery Chemistry: Compatible with Lithium Ion/Polymer batteries, catering to a wide range of portable electronics.
• RoHS Status: ROHS3 Compliant, adhering to environmental regulations.
• REACH Status: REACH Unaffected, indicating compliance with the European Union's regulations on chemicals.
• Moisture Sensitivity Level (MSL): 2 (1 Year), ensuring reliability in various environmental conditions.

BQ20Z655DBTR Applications

The BQ20Z655DBTR is ideal for applications that demand precise battery management, such as:

• Portable Electronics: Smartphones, tablets, and laptops.
• Power Tools: Cordless drills, saws, and other battery-powered tools.
• Medical Devices: Portable medical equipment that requires reliable battery performance.
• Automotive Systems: Electric and hybrid vehicles, where battery management is critical for performance and safety.

Conclusion of BQ20Z655DBTR

While the BQ20Z655DBTR is an obsolete product, it was a robust solution for battery management in various applications. Its comprehensive fault protection, compatibility with lithium-ion/polymer batteries, and advanced features like the Impedance Track™ technology made it a preferred choice for high-performance electronics. Although it is no longer in production, its legacy in the industry stands as a testament to its reliability and performance. For current projects, it is recommended to explore newer models from Texas Instruments that offer similar or improved functionalities to meet the evolving needs of battery management in modern electronics.