MF-LS100S

Ptc Resettable Fuses Overview

The Bourns MF-LS100S is a resettable polymeric positive temperature coefficient (PPTC) device from the Multifuse SMD series, designed for surface-mount circuit protection. It functions as a self-resetting overcurrent protector that responds to excessive current or elevated temperatures by increasing resistance to limit flow. This component provides reliable protection against overcurrent conditions in electronic circuits without requiring manual replacement after a fault event.

Ptc Resettable Fuses Feature Summary

• Self-resetting functionality eliminates the need for manual replacement after tripping
• Surface-mount construction enables automated assembly and compact PCB integration
• Polymeric technology provides high resistance state under overcurrent conditions

Ptc Resettable Fuses Applications

• Portable electronics
• Laptop computers
• Peripheral devices
• Communication equipment

Ptc Resettable Fuses Procurement Notes

Verify the specific suffix code on the datasheet to confirm the exact package dimensions and lead configuration. Confirm RoHS compliance status through the official product documentation. Ensure the selected variant matches the required hold current and trip current specifications for the target application circuit design.

Ptc Resettable Fuses Selection Notes

Select this component based on the required hold current and maximum trip current ratings for the protected circuit. Evaluate the physical footprint constraints to ensure compatibility with the surface-mount layout. Consider the voltage rating and energy absorption capabilities relative to the potential fault currents present in the system architecture.

Ptc Resettable Fuses Part Context

This part belongs to the Multifuse SMD family of resettable fuses manufactured by Bourns Inc. The series offers various hold current options and package sizes to suit different space-constrained applications. These components are widely utilized in consumer electronics and industrial systems for overcurrent protection.

Ptc Resettable Fuses Replacement Considerations

Consult the official Bourns substitution guide for compatible alternatives. Verify that any substitute part matches the original hold current, trip current, and voltage ratings. Ensure the replacement component fits the existing board footprint and meets all relevant safety certifications.