SMD1812B200TF/16

Ptc Resettable Fuses Overview

The YAGEO SMD1812B200TF/16 is a surface-mount polymer PTC resettable fuse designed for circuit protection. It operates within the SMD1812 series and features a maximum voltage rating of 30V. The device maintains a holding current (Ih) of 200mA and trips at a current of 400mA. Its initial resistance is a minimum of 800 mOhms, with a post-trip resistance maximum of 5 Ohms. The component supports a maximum fault current of 100A and functions reliably across an operating temperature range of -40°C to +85°C.

Ptc Resettable Fuses Feature Summary

• Provides automatic circuit protection through self-resetting functionality upon fault clearance
• Constructed from polymer material for reliable performance in surface-mount applications
• Complies with RoHS3 specifications and holds UL, cUL, and TUV certifications

Ptc Resettable Fuses Applications

• Overcurrent protection for portable electronic devices
• Circuit safeguarding in automotive electronics systems
• Protection for peripheral interfaces and communication ports

Ptc Resettable Fuses Procurement Notes

Verify the specific ordering suffix against manufacturer documentation to confirm packaging configuration. Confirm that the selected variant matches the required voltage and current ratings for the target application. Ensure compliance with relevant safety standards such as UL or TUV before finalizing procurement decisions.

Ptc Resettable Fuses Selection Notes

Select this component based on the 200mA holding current requirement and 30V maximum voltage limit. Consider the 1812 package dimensions for PCB layout constraints. Evaluate the thermal environment to ensure operation remains within the specified -40°C to +85°C range during normal and fault conditions.

Ptc Resettable Fuses Part Context

This part belongs to the YAGEO SMD1812 series of polymeric positive temperature coefficient (PPTC) resettable fuses. These components are engineered for surface-mount technology (SMT) assembly. The series provides a cost-effective alternative to traditional fuses by offering reusable overcurrent protection without requiring manual replacement after a trip event.

Ptc Resettable Fuses Replacement Considerations

Cross-reference with other SMD1812 series variants from YAGEO or compatible manufacturers. Verify that substitute parts match the 200mA holding current, 30V rating, and 1812 footprint dimensions to ensure mechanical and electrical compatibility.