B59890C80A51

Ptc Resettable Fuses Overview

The B59890C80A51 is a ceramic PTC reset fuse designed for overcurrent protection in electronic circuits. It features a maximum operating voltage of 265V and a hold current (Ih) of 15 mA. The device trips at a current of 40 mA and can withstand a maximum fault current of 200 mA. At 25°C, the typical resistance is 150 Ohms. It utilizes a radial disk package with a lead spacing of 5.00 mm and operates within a temperature range of 0°C to 60°C.

Ptc Resettable Fuses Feature Summary

• Provides automatic circuit recovery after fault conditions clear
• Offers overcurrent protection via positive temperature coefficient behavior
• Constructed from ceramic material for thermal stability

Ptc Resettable Fuses Applications

• Overcurrent protection in electronic assemblies
• Circuit safeguarding in consumer electronics
• Protection of low-current signal lines

Ptc Resettable Fuses Procurement Notes

Verify component authenticity through official TDK Electronics channels or authorized distributors. Confirm that the part number matches the specific suffix requirements for your application. Check for RoHS compliance status as indicated in the latest datasheet. Ensure storage conditions align with manufacturer guidelines to maintain performance integrity before installation.

Ptc Resettable Fuses Selection Notes

Select this component based on the required hold current of 15 mA and maximum voltage rating of 265V. Ensure the trip current of 40 mA aligns with the circuit's tolerance limits. Verify that the radial disk package fits the available board space and that the lead spacing matches the PCB layout. Consider the operating temperature range when designing for environmental extremes.

Ptc Resettable Fuses Part Context

This component belongs to the B59890 series of PTC thermistors manufactured by EPCOS, now part of TDK Electronics. These devices are specifically engineered for compact overcurrent protection applications where space is limited. The series offers various current ratings and voltage options to suit different circuit requirements across industrial and consumer sectors.

Ptc Resettable Fuses Replacement Considerations

Publicly confirmed substitute part numbers for B59890C80A51 were not identified in the provided documentation. Cross-referencing with other manufacturers requires careful verification of electrical parameters and physical dimensions to ensure compatibility.