RS31314AR

Hot Swap Controllers Overview

The RS31314AR is a high-side electronic fuse regulator manufactured by Reed Semiconductor Corp. It integrates an active circuit protection device with an internal MOSFET to manage power delivery in hot-swap applications. The component provides current regulation and limits voltage and current to safe levels during fault conditions, ensuring system integrity. Packaged in a compact 26-LGA (4x4 mm) footprint, it supports continuous output currents up to 15A. This IC is designed for industrial systems and PCIe applications, offering latched fault protection to prevent damage from overcurrent events.

Hot Swap Controllers Feature Summary

• Integrates an active MOSFET for precise current and voltage limiting during fault states
• Provides latched fault protection to isolate faulty circuits effectively
• Designed specifically for hot-swap controller applications requiring robust power management

Hot Swap Controllers Applications

• Industrial system power distribution
• PCIe slot power protection
• Hot-swap controller implementations

Hot Swap Controllers Procurement Notes

Verify the package marking R131 against the datasheet to confirm authenticity. Ensure the supplier provides the official Reed Semiconductor datasheet for the RS31314AR variant. Check that the component matches the 26-LGA specification. Confirm lead times and availability directly with authorized distributors as stock levels fluctuate. Validate that the part number suffix AR corresponds to the required temperature or packaging grade.

Hot Swap Controllers Selection Notes

Select this component when designing circuits requiring integrated hot-swap control and overcurrent protection. The 15A rating suits moderate power loads in industrial environments. Consider the 26-LGA package size for space-constrained PCB layouts. Ensure the application benefits from latched fault behavior for safety compliance. Compare against other eFuse solutions if higher current capacity or different package types are needed.

Hot Swap Controllers Part Context

Reed Semiconductor Corp. specializes in power management ICs, including eFuses and regulators. The RS31314AR belongs to their series of small electronic fuses designed for reliability. These components address the need for active protection in sensitive electronics like PCI interfaces. The manufacturer focuses on integrating MOSFETs with control logic to simplify design processes for engineers.

Hot Swap Controllers Replacement Considerations

Check for direct substitutes within the RS313xx series from Reed Semiconductor. Verify pin compatibility and electrical ratings before considering cross-brand alternatives. Ensure any replacement maintains the 26-LGA package dimensions and 15A current handling capability.