777 Series Banner

High Interrupting Rating and Epoxy Coating Protect Wall-Mount Smartphone and Tablet Chargers

Protection from catastrophic failures and safety hazards due to short circuits

The 777 Series Fuse is designed for overcurrent protection in electronic appliance charger applications. The robust design enables the device to withstand up to 24 hits of 7.5kV ringwave surge; it will open safely on a direct short condition without producing soot, sparks, sounds or explosions. The enhanced electrical characteristics of the 777 Series make it ideal for use in wall-mounted chargers for smartphones and tablets. This series also provides protection from catastrophic failures and safety hazards when experiencing direct shorting on an AC plug.

Product Features:

  • Enhanced interrupting rating
  • Higher surge withstand capability
  • Compact 3.6mm x 9mm footprint saves board space
  • Epoxy coating

Customer Benefits:

  • Produces no soot, sparks, sounds or explosion when the fuse opens
  • Prevents nuisance tripping of the fuse caused by transient surges
  • Suitable for compact charger design applications
  • Provides insulation on vertically mounted fuse body






Connect with Littlefuse Speed2Design

Signup to receive special offers and news

Link to my Facebook Page
Link to my Linkedin Page
Link to my Twitter Page
Link to my Youtube Page
Link to my Rss Page


Education Center