Texas Instruments

BQ29411PWG4  

Battery Management ICs

BQ29411PWG4 Description

The BQ29411PWG4 is a secondary over-voltage protection IC designed by Texas Instruments, a leading manufacturer in the semiconductor industry. This device is specifically tailored for battery management systems, ensuring the safety and longevity of lithium-ion batteries. The BQ29411PWG4 is capable of protecting 2 to 4 cells in a series configuration, making it suitable for a wide range of applications that require reliable battery protection.

BQ29411PWG4 Features

• Battery Chemistry Compatibility: The BQ29411PWG4 is designed for lithium-ion batteries, which are known for their high energy density and long cycle life. This makes the IC ideal for applications where compact size and high performance are critical.
• Over-Voltage Protection: One of the key features of the BQ29411PWG4 is its secondary over-voltage protection. This ensures that the battery voltage does not exceed safe levels, preventing potential damage and extending battery the's lifespan.
• Surface Mount Technology: The BQ29411PWG4 is available in a surface mount package, which is highly advantageous for modern electronics manufacturing. Surface mount components are easier to integrate into compact designs and offer improved reliability compared to through-hole components.
• Bulk Packaging: The device is packaged in bulk, which is suitable for high-volume production environments. This packaging option helps in reducing costs and streamlining the assembly process.
• Obsolete Status: While the BQ29411PWG4 is marked as obsolete, it remains a viable option for legacy systems and applications where its specific features are still required. Texas Instruments' commitment to supporting obsolete products ensures that customers can continue to rely on this IC for their existing designs.

BQ29411PWG4 Applications

The BQ29411PWG4 is well-suited for a variety of applications that require robust battery protection. Some specific use cases include:

• Portable Electronics: Devices such as smartphones, tablets, and laptops often rely on lithium-ion batteries. The BQ29411PWG4 provides essential protection to ensure these devices operate safely and efficiently.
• Medical Devices: Portable medical devices, such as glucose meters and portable monitors, require reliable battery management to ensure accurate readings and uninterrupted operation. The BQ29411PWG4 offers the necessary protection to meet these stringent requirements.
• Industrial Equipment: In industrial settings, battery-powered tools and equipment need to be protected from over-voltage conditions to prevent damage and ensure consistent performance. The BQ29411PWG4 is an ideal solution for these applications.

Conclusion of BQ29411PWG4

The BQ29411PWG4 from Texas Instruments is a robust secondary over-voltage protection IC designed for lithium-ion batteries. Its compatibility with 2 to 4 cell configurations, surface mount packaging, and bulk availability make it a versatile choice for a wide range of applications. Despite its obsolete status, the BQ29411PWG4 continues to provide reliable protection for legacy systems and applications where its unique features are essential. For engineers and designers looking for a dependable battery protection solution, the BQ29411PWG4 remains a valuable option.

BQ29411PWG4 Documents

Download datasheets and manufacturer documentation for BQ29411PWG4

Datasheets :

Datasheet