1SMA4746 is a surface-mount fast-acting wirewound ceramic-encased power trip fuse. It has an operating voltage of 600 VAC, a breaking capacity of 10,000 A, and a current rating of 10 Amps. Its design features high surge withstanding capability, fast fault interruption time, and low hot-spot temperature rating. It is commonly used for component protection in power supplies, motor drives, and industrial applications.