Bel Fuse 0678 Surface-Mount Fuses feature two types: fast-blow fuses and enhanced-breaking capability brick fuses. These fuses operate from 500mA to 5A for the 0678D series and from 500mA to 40A for the 0678H series. Bel Fuse 0678 Surface-Mount Fuses are compatible with +260ºC, IR Pb-free solder process. These fuses are constructed in 3912 case sizes with a ceramic tube/end cap. Bel Fuse 0678 Surface-Mount Fuses are suitable for voltage regulator modules, PC servers, office electronic equipment, power supplies, and industrial, medical, and mass storage systems.