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Bourns Multifuse Product Line Announces New High Temperature PPTC Resettable Fuses

Model MF-RHS Series





Riverside, CaliforniaJanuary 2, 2024 – The Bourns Multifuse Product Line is pleased to announce the release of the new Model MF-RHS High Temperature Radial Leaded Polymer Positive Temperature Coefficient (PPTC) Resettable Fuse Series. The new series includes Ihold current ratings from 3.5 A to 13.0 A at 16 V maximum rated voltage, 100 A maximum rated current and a maximum operating temperature up to 125 °C.


The addition of the new Model MF-RHS Series provides a broader high temperature PPTC offering for applications with high working temperature and high power rating requirements – particularly in motor and industrial applications. The new Model MF-RHS Series utilizes Bourns’ innovative design that increases the performance of the resettable fuse with:


• Higher hold current ratings (Ihold)

• Improved resistance stability

• Higher maximum current ratings (Imax)

• Smaller PPTC chip size



New Model

MF-RHS350 MF-RHS400 MF-RHS450 MF-RHS500 MF-RHS550

MF-RHS600 MF-RHS650 MF-RHS700 MF-RHS750 MF-RHS800

MF-RHS900 MF-RHS1000 MF-RHS1100 MF-RHS1200 MF-RHS1300


The new Model MF-RHS Multifuse® PPTC Series products are RoHS compliant*, halogen free** and are produced in one of Bourns’ IATF 16949 certified facilities.




Series

Ihold (A)

Imax (A)

Vmax (VDC)

Operating Temperature (°C)

RoHS Compliant*

Halogen Free**

Agency Recognition

MF-RHS

3.5 – 13

100

16

-40 to +125

Yes

Yes

UL, CSA



Features

  • Operating temperature range up to 125 °C

  • Higher hold currents at elevated temperatures

  • Low thermal derating factor

  • RoHS compliant*

  • Halogen free**

  • UL and CSA recognized



Applications

  • Electronic equipment running at high operating temperatures

  • Navigation, telematics, infotainment, electrical centers, junction boxes and power distribution

  • DC motors

  • EMI (Electromagnetic Interference) suppression

  • Heating, Ventilation and Cooling (HVAC)

  • Electronic Control Unit (ECU) I/O protection

  • Power outlets, plugs and adapter/chargers

  • Powered networks and buses





* RoHS Directive 2015/863, Mar 31, 2015 and Annex.

** Bourns considers a product to be “halogen free” if (a) the Bromine (Br) content is 900 ppm or less; (b) the Chlorine (Cl) content is 900 ppm or less; and (c) the total Bromine (Br) and Chlorine (Cl) content is 1500 ppm or less.


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