LM50672NPAR

Hot Swap Controllers Overview

The LM50672NPAR is a negative hot swap controller from Texas Instruments designed for intelligent management of power supply connections during the insertion and removal of circuit cards in live systems. It operates within a voltage range of -9 V to -80 V and supports a single channel configuration. The device is housed in a 14-SOIC package and is rated for an operating temperature range of -40°C to 125°C. This component ensures controlled power sequencing and protection for downstream loads in high-reliability applications.

Hot Swap Controllers Feature Summary

• Provides intelligent control of power supply connections during card insertion and removal
• Supports operation with negative input voltages ranging from -9 V to -80 V
• Designed for use in live system environments requiring safe hot swapping capabilities

Hot Swap Controllers Applications

• Control of power supply connections during circuit card insertion
• Management of power supply connections during circuit card removal
• Hot swap controller implementation in live system architectures

Hot Swap Controllers Procurement Notes

Verify the specific part number suffix against official Texas Instruments documentation to confirm package type and temperature grade. Ensure compatibility with negative voltage requirements between -9 V and -80 V. Confirm that the 14-SOIC package aligns with your PCB layout constraints. Cross-reference the active status with current manufacturer availability channels.

Hot Swap Controllers Selection Notes

Select this component when managing negative voltage rails in hot swap applications. It is suitable for systems requiring controlled connection and disconnection of circuit cards. Consider the -40°C to 125°C operating range for environmental suitability. Verify that the single-channel architecture meets the system's power distribution needs without requiring additional parallel controllers.

Hot Swap Controllers Part Context

This device belongs to the LM5067 family of hot swap controllers, which are engineered for protecting and managing power delivery in modular electronic systems. The LM50672 variant specifically addresses negative voltage applications, distinguishing it from positive rail counterparts. It serves as a critical interface component for ensuring system integrity during maintenance or expansion activities involving live backplanes.

Hot Swap Controllers Replacement Considerations

Consult official substitution lists for equivalent negative hot swap controllers. Verify pinout compatibility and voltage range alignment before replacing. No specific substitute part numbers are confirmed in the provided source material.