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Home » NEWEST Products » New by Manufacturer » Bourns » Bourns MF-RM Multifuse Polymer PTC Resettable Fuses
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Bourns MF-RM Series Multifuse®
Polymer PTC Resettable Fuses

Bourns MF-RM Series Multifuse® Polymer PTC Resettable Fuses provide resettable overcurrent protection for AC mains circuits up to 240 Vac. The MF-RM Series features radial leaded devices cured with a flame retardant epoxy polymer insulating material designed to meet UL 94V-0 requirements. RoHS compliant and UL certified for safety, Multifuse® Polymer PTC Resettable Fuses offer an operating voltage maximum of 240 Vac and typical current trip limit from 50 mA ~ 550 mA.

 Features
  • Radial leaded devices
  • Cured, flame retardant epoxy polymer insulating material meets UL 94V-0 requirements
  • Bulk packaging, tape and reel available
  • Resettable circuit protection
  • UL Listed
  • RoHS compliant
 Applications
  • Food blenders
  • Coffee machines
  • HVAC
  • Electric fans
  • Blowers
  • AC adapters

Part Number
Typical Current
Trip Limit
Vmax
Imax
Initial Resistance
One Hour Post-Trip Resistance


Max. Time
to Trip*

Tripped PD**

Pckg.
Ihold
Itrip
Operating Voltage
Interrupt Voltage
Interrupt Current
Rmin*
R1 Max.* PD Typ*
 MF-RM005/240-0 0.05 A
 0.12 A

240 Vac

265 Vac
 1.0 A
18.5 Ohms
65.0 Ohms
 0.25 A
10 sec.
 0.9 W
Bulk
 MF-RM005/240-2 0.05 A  0.12 A  1.0 A 18.5 Ohms 65.0 Ohms  0.25 A 10 sec.  0.9 W T&R***
 MF-RM008/240-0 0.08 A  0.19 A  1.2 A 7.4 Ohms 26.0 Ohms  0.40 A 10 sec.  0.9 W Bulk
 MF-RM008/240-2 0.08 A  0.19 A  1.2 A 7.4 Ohms 26.0 Ohms  0.40 A 10 sec.  0.9 W T&R
 MF-RM012/240-0 0.12 A  0.30 A  1.2 A 3.0 Ohms 12.0 Ohms  0.60 A 15 sec.  1.0 W
Bulk
 MF-RM012/240-2 0.12 A  0.30 A  1.2 A 3.0 Ohms 12.0 Ohms  0.60 A 15 sec.  1.0 W T&R
 MF-RM016/240-0 0.12 A  0.37 A  2.0 A 2.5 Ohms 7.8 Ohms  0.80 A 15 sec.  1.4 W Bulk
 MF-RM016/240-2 0.12 A  0.37 A  2.0 A 2.5 Ohms 7.8 Ohms  0.80 A 15 sec.  1.4 W T&R
 MF-RM025/240-0 0.25 A  0.56 A
 3.5 A 1.3 Ohms 3.8 Ohms  1.25 A 18.5 sec.
 1.5 W
Bulk
 MF-RM025/240-2
0.25 A  0.56 A  3.5 A 1.3 Ohms 3.8 Ohms
 1.25 A 18.5 sec.  1.5 W T&R
 MF-RM033/240-0 0.33 A  0.74 A  4.5 A 0.77 Ohms 2.6 Ohms  1.65 A 21 sec.  1.7 W Bulk
 MF-RM033/240-2 0.33 A  0.74 A  4.5 A 0.77 Ohms 2.6 Ohms  1.65 A 21 sec.  1.7 W T&R
 MF-RM040/240-0 0.40 A  0.90 A  5.5 A 0.6 Ohms 1.9 Ohms  2.00 A 24 sec.  2.0 W Bulk
 MF-RM040/240-2 0.40 A  0.90 A  5.5 A 0.6 Ohms 1.9 Ohms  2.00 A 24 sec.
 2.0 W T&R
 MF-RM055/240-0 0.55 A  1.25 A  7.0 A
0.45 Ohms 1.45 Ohms  2.75 A 26 sec.  3.4 W Bulk
 MF-RM055/240-2 0.55 A  1.25 A  7.0 A 0.45 Ohms 1.45 Ohms  2.75 A 26 sec.  3.4 W T&R
* At 23ºC
** Tripped Power Dissipation
***Tape & Reel



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