EMB1428QSQX/NOPB

Battery Management Overview

The EMB1428QSQX/NOPB is an automotive-grade switch matrix gate driver designed for battery management systems. It provides twelve floating MOSFET gate drivers to support active cell balancing in series stacks of up to seven lithium-ion cells. The device operates with a maximum stack voltage of 60V and interfaces via an SPI bus for command execution and fault reporting. It is AEC-Q100 Grade 1 qualified, ensuring reliability within a junction temperature range of -40°C to +125°C.

Battery Management Feature Summary

• Integrates twelve floating gate drivers for multi-cell active balancing
• Supports switch matrix topology with up to 60V stack operating voltage
• Features low power sleep mode for energy efficiency
• Includes built-in interface for stacking multiple devices

Battery Management Applications

• Lithium-ion battery management systems
• Electrical and hybrid vehicle powertrains
• Grid-power storage units

Battery Management Procurement Notes

Verify the specific suffix 'X' indicates tape-and-reel packaging configuration when ordering. Confirm that the component meets AEC-Q100 Grade 1 requirements for your target automotive application environment. Ensure compatibility with the associated DC/DC controller IC for complete system functionality.

Battery Management Selection Notes

Select this component when designing active cell balancing circuits requiring twelve independent floating channels. It is suitable for applications needing high-voltage isolation between gate drivers and control logic. Consider its SPI interface capabilities for integration with standard microcontrollers or main controllers.

Battery Management Part Context

This part belongs to the EMB1428Q family of switch matrix gate drivers from Texas Instruments. It is specifically engineered to work in conjunction with the EMB1499 DC/DC controller IC. Together, these components form a comprehensive solution for managing charge and discharge modes in complex battery stacks.

Battery Management Replacement Considerations

Check for direct pin-to-pin replacements within the same EMB1428Q family variants. Verify functional equivalence regarding the number of gate drivers and voltage ratings before substituting.