Bourns 0.5A Hold current, Radial Leaded PCB Mount Resettable Fuse, 60V

  • RS Stock No. 647-8493
  • Mfr. Part No. MF-R050
  • Manufacturer Bourns
Technical data sheets
Legislation and Compliance
RoHS Certificate of Compliance
Product Details

MF-R Series

Radial leaded devices
Rated at 40A except MF-R1100 which is rated at 100A
Cured, flame retardant epoxy polymer insulating material meets UL 94V-0 requirements

PCB Wire Ended

Resettable fuses with radial leads that offer the following:

All are UL, CSA, TUV approved
Protection of electrical and electronic circuits against excessive currents
Rapid switch from low resistance state to very high resistance with electrical overload or short circuit
Quick and automatic reset and return to low resistance state when fault condition corrected and power removed


Automatically resets itself thousands of times
Maintenance free
Small size and no fuseholder required

Main applications:

Security systems
Power supplies and transformers
Power switching devices
Automotive and medical equipment
Instrumentation and control
Computers and peripherals
Audio visual and telecommunications

Attribute Value
Lead Orientation Radial
Trip Current 1A
Time to Trip 4s
Hold Current 0.5 A
Voltage Rating 60 V
Maximum Current 40 A
Minimum Resistance 0.41Ω
Maximum Resistance 1.17Ω
Power Dissipation 0.75W
Body Height 13.7mm
Body Length 7.9mm
Body Width 3.1mm
Wire Pitch 5.1mm
Wire Length 7.6mm
Minimum Operating Temperature -40°C
Maximum Operating Temperature +85°C
Wire Diameter 0.51mm
200 : Next working day (AU stock)
630 : 5 working days (Global stock)
Price (ex. GST) Each (In a Pack of 10)
$ 0.53
(exc. GST)
$ 0.58
(inc. GST)
Per unit
Per Pack*
10 - 90
100 - 490
500 - 1490
1500 - 2490
2500 +
*price indicative
Packaging Options:
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