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Bourns MFR5002 PTC Resettable Fuse

Bourns MF-R500-2 PTC resettables fuses are designed to provide overcurrent protection in a variety of applications, including computers, peripherals, and general electronics. These fuses are RoHS compliant and halogen free, meeting stringent environmental standards. They offer a reliable and cost-effective solution for protecting sensitive circuits from damage caused by overcurrent conditions. The resettable nature of these fuses allows for automatic recovery after a fault, reducing downtime and improving system reliability. Available in bulk packaging, tape and reel, and Ammo-Pak options.

Authorized Distributors
Source:Newark
Part No:MF-R500-2
Stock:2683
Inv Date:05-28-2026
Price: Unit price: $0.312
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Source:DigiKey
Part No:MF-R500-2
Stock:6000
Inv Date:05-28-2026
Price: Unit price: $0.31028
Buy/RFQ:
Part No:MF-R500-2
Stock:0
Inv Date:05-28-2026
Price: Unit price: $0.56
Buy/RFQ:
Part No:MF-R500-2
Stock:1000
Inv Date:05-28-2026
Price: Unit price: $0.4139
Buy/RFQ:
Part No:MF-R500-2
Stock:1000
Inv Date:05-28-2026
Price: Unit price: $0.4139
Buy/RFQ:
Part No:MF-R500-2
Stock:34
Inv Date:05-29-2026
Price: N/A
Buy/RFQ:

Bourns MFR5002 PTC Resettable Fuse Specifications:

  • V max: 60 Volts
  • I max: 40 Amps
  • Ihold: 5.00 Amperes at 23°C
  • Itrip: 10.00 Amps
  • Initial Resistance Min: 0.01 Ohms at 23°C
  • Initial Resistance Max: 0.03 Ohms at 23°C
  • 1 Hour (R1) Post-Trip Resistance: 0.05 Ohms at 23°C
  • Max Time to Trip: 25.0 Seconds at 23°C
  • Tripped Power Dissipation: 3.00 Watts at 23°C
  • Operating/Storage Temperature: -40 °C to +85 °C
  • Max Device Surface Temperature in Tripped State: 125 °C
  • Passive Aging: +85 °C, 1000 hours ±5 % typical resistance change
  • Humidity Aging: +85 °C, 85 % R.H. 1000 hours ±5 % typical resistance change
  • Thermal Shock: -40 °C to +85 °C, 10 times ±10 % typical resistance change
  • Solvent Resistance: MIL-STD-202, Method 215 No change
  • Vibration: MIL-STD-883C, Method 2007.1 No change
  • Moisture Sensitivity Level: 1

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Frequently Asked Questions

Where can I buy Bourns MFR5002?

You can click on the BUY or RFQ button to purchase MFR5002 from an authorized Bourns distributor.

How do I troubleshoot issues or seek technical support for part MFR5002?

You can download the MFR5002 datasheet or visit the Bourns website for support.

Who is the manufacturer of MFR5002?

Bourns

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