MP5921GV-Z

Hot Swap Controllers Overview

The MP5921GV-Z is a hot-swap voltage controller designed for high-current applications. It features an integrated N-channel MOSFET with a maximum on-resistance of 1 milliohm, supporting continuous currents up to 50 amperes and peak limits of 100 amperes. The device operates within a supply voltage range of 4 volts to 16 volts. It utilizes a QFN-28 surface-mount package and supports operation across an extended temperature range from -40°C to +125°C.

Hot Swap Controllers Feature Summary

• Integrates a low-loss N-channel power switch with minimal conduction resistance for efficient power delivery.
• Provides comprehensive protection mechanisms including adjustable current limiting and power failure detection capabilities.

Hot Swap Controllers Applications

• Hot-swap insertion systems requiring robust load switching
• High-current bus distribution networks
• PCIe and server backplane power management

Hot Swap Controllers Procurement Notes

Verify the specific suffix designation against official Monolithic Power Systems documentation to ensure correct pinout and functional configuration. Confirm that the QFN-28 thermal pad requirements align with your PCB layout specifications. Cross-reference the absolute maximum ratings with your system's transient voltage conditions to prevent device stress during hot-plug events.

Hot Swap Controllers Selection Notes

Select this component when high continuous current handling and precise fault protection are required in space-constrained designs. The integrated MOSFET simplifies bill of materials by eliminating external pass transistors. Ensure the application environment stays within the specified operating temperature range to maintain reliability and performance standards defined by the manufacturer.

Hot Swap Controllers Part Context

This part belongs to the MPS Intelli-Fuse family of hot-swap controllers. These devices combine control logic with power switches to manage safe insertion and removal of circuit boards. The GV-Z suffix indicates a specific package variant and lead finish compliant with RoHS directives, distinguishing it from other packaging options in the series.

Hot Swap Controllers Replacement Considerations

Consult official substitution guides for direct replacements. Verify compatibility of control interfaces and current thresholds before integrating alternative components.

Hot Swap Controllers FAQ

What is the maximum continuous output current supported by the internal switch?

The device supports a continuous current limit of 50 amperes.

Does the MP5921GV-Z include power failure detection?

Yes, the controller includes dedicated power failure detection functionality.