Texas Instruments

BQ28550DRZR

BQ28550DRZR Description

The BQ28550DRZR is a highly integrated battery gas gauge IC designed for single-cell lithium-ion batteries. Manufactured by Texas Instruments, this device offers advanced battery management capabilities in a compact and efficient package. The BQ28550DRZR is designed to provide accurate state-of-charge (SOC) and state-of-health (SOH) measurements, ensuring optimal battery performance and longevity. Despite its obsolescence, this IC remains a reliable choice for applications requiring precise battery management.

BQ28550DRZR Features

• Single-Cell Support: The BQ28550DRZR is specifically designed for single-cell lithium-ion batteries, making it ideal for compact and portable electronic devices.
• Fault Protection: It offers comprehensive fault protection mechanisms, including over-current, over/under-voltage, and short-circuit protection, ensuring the safety and reliability of the battery system.
• Interface: The IC features an I2C interface, enabling seamless communication with host systems and facilitating real-time monitoring and control of battery parameters.
• Surface Mount Technology: The BQ28550DRZR is available in a surface-mount package, which is suitable for automated assembly processes and helps in achieving high-density PCB designs.
• Compliance: The device is REACH unaffected and RoHS3 compliant, ensuring it meets stringent environmental and safety standards.
• Moisture Sensitivity Level: With an MSL rating of 2 (1 Year), the BQ28550DRZR is well-suited for manufacturing environments with controlled humidity levels, reducing the risk of moisture-related defects.
• Packaging: The BQ28550DRZR is packaged in tape and reel (TR), which is ideal for high-volume production and ensures easy handling and storage.

BQ28550DRZR Applications

The BQ28550DRZR is particularly well-suited for applications where precise battery management is crucial. Some specific use cases include:

• Portable Electronics: Devices such as smartphones, tablets, and laptops benefit from the accurate SOC and SOH measurements provided by the BQ28550DRZR, ensuring optimal battery performance and extended battery life.
• Wearable Devices: Given its compact size and single-cell support, the BQ28550DRZR is ideal for wearable devices like smartwatches and fitness trackers, where space and weight are critical considerations.
• Medical Devices: Portable medical devices, such as glucose meters and portable defibrillators, can leverage the BQ28550DRZR's advanced battery management features to ensure reliable operation and accurate battery status reporting.
• Industrial Equipment: Portable industrial tools and instruments can benefit from the robust fault protection and precise battery monitoring capabilities of the BQ28550DRZR, ensuring uninterrupted operation and reduced downtime.

Conclusion of BQ28550DRZR

The BQ28550DRZR from Texas Instruments is a robust and reliable battery gas gauge IC designed for single-cell lithium-ion batteries. Its comprehensive feature set, including advanced fault protection, I2C interface, and compliance with environmental standards, makes it an excellent choice for a wide range of applications. Despite its obsolescence, the BQ28550DRZR continues to offer significant advantages in terms of precision, safety, and reliability. For designers and engineers looking for a high-performance battery management solution, the BQ28550DRZR remains a viable option, especially in applications where accurate battery monitoring and protection are paramount.