The TLC 121101.5 is an SMT Fuse in a 1206 package size, compliant to RoHS (Restriction of Hazardous Substances) standards. It is a single-use, fast-acting, surface-mount fuse designed to protect current-regulated products up to 3A 250V AC. The fuse has a break-on-prolonged-overload design with no time delay, allowing for more reliable protection. The fuse is rated for up to 1kA, allowing it to be used in a higher temperature environment. The fuse is suitable for both commercial and automotive applications.