KLM5S400RY12

Ptc Resettable Fuses Overview

The KLM5S400RY12 is a polymeric PTC resettable fuse manufactured by Thinking Electronic. It features a rated voltage of 12V and a hold current (Ih) of 4A. The component utilizes a surface mount package in the 1812 (4532 Metric) dimension with a concave profile. Designed for circuit protection, it functions as a self-resetting overcurrent device suitable for applications requiring reliable thermal response.

Ptc Resettable Fuses Feature Summary

• Polymeric PTC technology for automatic circuit recovery after fault clearance
• Surface mount construction optimized for automated assembly processes
• Concave package design facilitating placement on printed circuit boards

Ptc Resettable Fuses Applications

• Overcurrent protection in low-voltage electronic circuits
• Protection of portable devices and consumer electronics
• Circuit safeguarding in automotive electronics systems

Ptc Resettable Fuses Procurement Notes

Verify the specific datasheet version from Thinking Electronic to confirm electrical characteristics and mechanical dimensions. Ensure the supplier provides authentic components with traceable origin. Cross-reference the part number with official distributor catalogs to validate availability and authenticity before procurement.

Ptc Resettable Fuses Selection Notes

Select this component based on the required 12V operating voltage and 4A hold current specifications. Consider the 1812 surface mount footprint for board space constraints. Evaluate the thermal environment and trip time requirements against the device's performance curves to ensure adequate protection without nuisance tripping during normal operation.

Ptc Resettable Fuses Part Context

Thinking Electronic Industrial Co., Ltd specializes in protective circuit components including polymer PTC resettable fuses. This product belongs to their line of overcurrent protection devices designed for modern electronic applications. The company focuses on providing reliable solutions for over-voltage and over-temperature protection across various industries.

Ptc Resettable Fuses Replacement Considerations

Consult official manufacturer substitution lists for verified equivalent parts. Do not assume compatibility with generic PTC fuses due to variations in trip characteristics and voltage ratings. Verify that any substitute matches the 1812 package dimensions and 12V rating.