NIS4461MT4TXG

Current Regulation/Management Overview

The NIS4461MT4TXG is a resettable polymeric positive temperature coefficient (PPTC) electronic fuse manufactured by onsemi. It provides overcurrent protection in surface-mount packages, featuring a maximum rated current of 3.6 A and a hold current of 2.2 A. The device trips at 3.1 A and supports a maximum voltage of 10 VDC. With a low resistance of 50 mOhms, it operates within a temperature range of -40°C to +125°C. Designed for PCB mounting, this component ensures reliable circuit safeguarding against excessive current conditions.

Current Regulation/Management Feature Summary

• Provides automatic circuit recovery after fault clearance without manual replacement
• Offers high reliability through solid-state polymer construction
• Ensures low power loss via minimal internal resistance during normal operation

Current Regulation/Management Applications

• Portable electronics protection
• Peripheral interface circuits
• Battery pack safeguarding

Current Regulation/Management Procurement Notes

Verify the specific package variant and tape-and-reel specifications directly with the manufacturer or authorized distributors before ordering. Confirm that the selected component meets all required thermal and electrical ratings for your specific application environment. Ensure compliance with relevant industry standards and RoHS directives applicable to your region.

Current Regulation/Management Selection Notes

Select this component based on its 3.6 A rated current and 10 VDC maximum voltage capabilities. Consider the 50 mOhms resistance for efficiency requirements and the -40°C to +125°C operating range for environmental suitability. Evaluate the SMD/SMT installation style for compatibility with your printed circuit board design constraints.

Current Regulation/Management Part Context

This part belongs to the NIS4461 series of self-resetting fuses designed for compact electronic applications. It serves as a protective element against overcurrent events in low-voltage systems. The series is characterized by fast response times and robust performance in space-constrained designs requiring reliable circuit interruption.

Current Regulation/Management Replacement Considerations

Check for direct substitutes within the same family, such as NIS4461MT1TXG, ensuring identical electrical parameters and package dimensions are maintained for seamless integration.