Bourns MF-PSML Multifuse® PTC Resettable Fuses

Bourns MF-PSML Multifuse® PTC Resettable Fuses are low ohmic resettable fuses in a small 0805 surface-mount package. These fuses offer post trip resistance values as low as 25mΩ and initial resistance values as low as 3mΩ. Bourns MF-PSML fuses can achieve a 3.5A hold current in an 0805 package. These fuses feature Free Xpansion Design™ technology to increase the performance over conventional designs. Applications include PC motherboard port protection, USB, memory modules, and wearable devices.


  • Small footprint size (0805) and low profile for space-constrained mobile applications
  • Ultra-low resistance
  • 25mΩ post-trip resistance values
  • 3mΩ initial resistance values
  • Symmetrical design
  • Surface-mount packaging for automated assembly
  • RoHS compliant
  • Halogen-free


  • USB port protection - USB 2.0, 3.0, and OTG
  • HDMI 1.4 source protection
  • PC motherboards - plug and play protection
  • Mobile phones
  • BLUETOOTH® earphones
  • Game consoles
  • Digital cameras


  • 6V maximum voltage
  • 50A maximum current
  • 1.50 to 3.50A hold current
  • -40°C to +85°C operating temperature range
Gepubliceerd op: 2017-07-03 | Bijgewerkt op: 2022-03-11