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Bourns MFR050 PTC Resettable Fuse

The MF-R050 is a reliable PTC resettable fuse with radial leads, featuring flame-retardant UL 94V-0 epoxy insulation. Capable of dissipating up to 0.75W at 23°C when tripped, it is ideal for protecting low voltage power supplies in automotive, computer, and general electronic applications. Designed for durability, it withstands thermal shock, humidity aging, and vibration, ensuring long-lasting performance. Its RoHS compliance and halogen-free construction make it environmentally friendly, suitable for a wide range of electronic protection needs where safety and reliability are critical.

Authorized Distributors
Source:Newark
Part No:MF-R050
Stock:6665
Inv Date:05-28-2026
Price: Unit price: $0.327
Buy/RFQ:
Source:DigiKey
Part No:MF-R050
Stock:19351
Inv Date:05-28-2026
Price: Unit price: $0.47
Buy/RFQ:
Part No:MF-R050
Stock:6427
Inv Date:05-29-2026
Price: Unit price: $0.4
Buy/RFQ:
Part No:MF-R050
Stock:0
Inv Date:05-28-2026
Price: Unit price: $0.47
Buy/RFQ:
Part No:MF-R050
Stock:7267
Inv Date:05-28-2026
Price: Unit price: $0.2938
Buy/RFQ:
Part No:MF-R050
Stock:7267
Inv Date:05-28-2026
Price: Unit price: $0.2938
Buy/RFQ:
Source:Arrow EU
Part No:MF-R050
Stock:30000
Inv Date:05-29-2026
Price: N/A
Buy/RFQ:
Part No:MF-R050
Stock:2439
Inv Date:05-29-2026
Price: N/A
Buy/RFQ:

Bourns MFR050 PTC Resettable Fuse Specifications:

  • Power Dissipation: 0.75W at 23°C when tripped
  • Lead Material: Sn/NiCu
  • Operating Temperature Range: -40°C to +85°C
  • Surface Temperature in Tripped State: 125°C
  • Insulation Material: Flame-retardant epoxy polymer UL 94V-0
  • RoHS compliant and halogen free
  • Vibration Resistance: MIL-STD-202, Method 215
  • Humidity Aging Resistance: 85% R.H., 1000 hours
  • Thermal Shock Resistance: -40°C to +85°C, 10 cycles
  • Mounting Style: Radial leaded device
  • Trip Resistance: 0.52Ω at 23°C
  • Hold Current: 2.00A at 23°C
  • Max Surface Temperature in tripped state: 125°C
  • Environmental suitability: Automotive, computers & peripherals, general electronics

Buy the Buy Bourns MF-R050 Part Number MF-R050 Online

Purchase your Bourns MF-R050 PTC resettable fuse online today and enjoy quick delivery of this reliable, RoHS compliant electrical safety device. Perfect for automotive, computer peripherals, and general electronics protection, it features flame-retardant UL 94V-0 epoxy insulation and a power dissipation of 0.75W at 23°C when tripped. Designed with radial leads for easy mounting, it ensures durability even under thermal shock, humidity, and vibration conditions. Trust in this environmentally friendly fuse to provide consistent, long-lasting protection for your low voltage power supplies and electronic circuits.

Order your Bourns Series MF-R050 resettable fuse today and protect your low voltage electronic devices with dependable, environmentally compliant safety components.

Frequently Asked Questions

Where can I buy Bourns MFR050?

You can click on the BUY or RFQ button to purchase MFR050 from an authorized Bourns distributor.

How do I troubleshoot issues or seek technical support for part MFR050?

You can download the MFR050 datasheet or visit the Bourns website for support.

Who is the manufacturer of MFR050?

Bourns

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