Mersen MI5FC25V1 1A 250VAC 5×20mm fast semiconductor fuse

In semiconductor converter and power-electronics protection designs, Mersen MI5FC25V1 serves as a 250VAC 5×20mm fast semiconductor fuse matched to the series architecture. 1A and 250VAC define the primary electrical envelope, while fast-acting semiconductor protection with 0.32A²s clearing I²t and cartridge / clip describe protection and fit. Use the filter data together with Mersen’s source documentation to confirm electrical coordination and physical compatibility.