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Bourns MFSM0502 PTC Resettable Fuse

This PTC resettable fuse is designed for automotive applications, offering reliable overcurrent protection in vehicle electrical systems. It features surface mount design, high operating temperature tolerance up to 85°C, and compliance with industry standards such as AEC-Q200 Rev-C and RoHS. The fuse is capable of withstanding thermal shocks, humidity aging, and vibration, ensuring durability in challenging environments. With fast trip times, high cycle endurance, and UL/TUV certifications, it is ideal for protecting low voltage power supplies across automotive, computer, and general electronics applications, providing safety and reliability.

Authorized Distributors
Source:Newark
Part No:MF-SM050-2
Stock:8390
Inv Date:05-28-2026
Price: Unit price: $0.445
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Source:DigiKey
Part No:MF-SM050-2
Stock:79249
Inv Date:05-28-2026
Price: Unit price: $0.46
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Part No:MF-SM050-2
Stock:16762
Inv Date:05-29-2026
Price: Unit price: $0.34
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Part No:MF-SM050-2
Stock:4257
Inv Date:05-28-2026
Price: Unit price: $0.2
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Part No:MF-SM050-2
Stock:1051
Inv Date:05-28-2026
Price: Unit price: $0.176
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Part No:MF-SM050-2
Stock:1051
Inv Date:05-28-2026
Price: Unit price: $0.176
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Source:Arrow EU
Part No:MF-SM050-2
Stock:36000
Inv Date:05-29-2026
Price: N/A
Buy/RFQ:
Part No:MF-SM050-2
Stock:10077
Inv Date:05-29-2026
Price: N/A
Buy/RFQ:

Bourns MFSM0502 PTC Resettable Fuse Specifications:

  • Operating Temperature: -40°C to +85°C
  • Maximum Surface Temperature in Tripped State: 125°C
  • Resistance Change: +5% after 1000 hours at +85°C, +5% after 7 days humidity at +85°C, ±10% in thermal shock
  • Vibration Resistance: MIL-STD-883C, Method 2067.1
  • UL File Number: E174545; TUV Certificate Number: R 02057213
  • RoHS and halogen free (based on industry standards for halogen free)
  • Surface mount device, packaged per EIA 481-2 standard
  • Time to trip varies with model, typically in milliseconds to seconds, withstands 100 cycles without arcing
  • Suitable for low voltage power supplies, provides resettable overcurrent protection
  • Certifications: UL Listed, CSA Certified, RoHS compliant

Buy the Bourns MF-SM050 U– Reliable Automotive Overcurrent Protection for Industrial Applications

Purchase Bourns MF-SM050 now to ensure your automotive and electronic systems are protected with high-quality, RoHS-compliant resettable fuses. These surface mount devices are designed to endure harsh environments withstanding thermal shocks, humidity, and vibration. Certification by UL and TUV guarantees safety and reliability. Featuring fast trip times, high cycle endurance, and standard packaging, this component is ideal for low voltage power supply protection in automotive, computer, and general electronic applications. Enhance safety and system protection today.

Buy Bourns MF-SM050 now and experience unmatched reliability and performance for automotive and electronics safeguarding.

Frequently Asked Questions

Where can I buy Bourns MFSM0502?

You can click on the BUY or RFQ button to purchase MFSM0502 from an authorized Bourns distributor.

How do I troubleshoot issues or seek technical support for part MFSM0502?

You can download the MFSM0502 datasheet or visit the Bourns website for support.

Who is the manufacturer of MFSM0502?

Bourns

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