TPS25984B3RZJR

Overview

The TPS25984B3RZJR is a high-current, stackable eFuse from Texas Instruments designed for robust power management and circuit protection. It operates within an input voltage range of 4.5V to 16V and features a low on-resistance (RDS(on)) of 0.8mΩ. The device supports a continuous current capacity of up to 70A when stacked in parallel configurations, making it suitable for high-power systems. It integrates precise and fast current monitoring capabilities to ensure accurate fault detection and system reliability under heavy load conditions.

Feature Summary

• Stackable architecture allows multiple units to be paralleled for increased total current capacity in high-power applications.
• Integrates precise and fast current monitoring for accurate fault detection and system protection.
• Features low on-resistance to minimize conduction losses and improve thermal performance.
• Provides comprehensive circuit protection against overcurrent, short circuits, and other electrical faults.

Applications

• High-power server and data center power distribution modules
• Industrial automation systems requiring redundant power paths
• Telecommunications infrastructure with high current demands
• Automotive electronics needing robust overcurrent protection

Procurement Notes

Verify the specific suffix '3RZJR' against the official datasheet to confirm package type, temperature grade, and tape/reel specifications. Ensure compatibility with your PCB footprint and thermal design requirements. Cross-reference with Texas Instruments documentation for any recent updates or lifecycle status changes before finalizing procurement decisions.

Selection Notes

Select this component when high current handling (up to 70A stacked) and precise current monitoring are required. Consider the 4.5V-16V input range and low RDS(on) for efficiency. Evaluate stacking requirements for your specific current needs and ensure adequate thermal management for the WSON package.

Part Context

Part of the TPS25984 family of stackable eFuses, designed for high-current applications. This series offers integrated protection and monitoring in a compact form factor, suitable for modern power distribution architectures where space and efficiency are critical constraints.

Replacement Considerations

Check for direct substitutes within the TPS25984 family or similar TI eFuse products with comparable current ratings and stacking capabilities. Verify pinout compatibility and electrical parameters before substitution.

FAQ

What is the maximum current capacity of the TPS25984B3RZJR?

The device supports up to 70A when stacked in parallel configurations, with individual unit ratings depending on the specific configuration and thermal conditions.

Does the TPS25984B3RZJR support stacking?

Yes, it is designed to be stackable, allowing multiple devices to be connected in parallel to increase total current capacity.