SMD marking code “K2B” — candidate parts

6 candidates6 with manufacturer

Small packages rarely print the full part number. The marking below maps to these part numbers — verify against the package, pin count and the manufacturer's datasheet before ordering.

Candidate part numbers

Part numberManufacturerPackageMapping basis
MMBT4126FSCSOT-23 16ta - 3d DiPublic marking directory
MMBT4401DIODESPublic marking directory
MMDT4126DIODESSOT-363Public marking directory
MMDT4146DIODESPublic marking directory
MMST4126DIODESSOT-323Public marking directory
MMST4401DIODESPublic marking directory

How these mappings are compiled: from public SMD marking directories and from our own stock records (marked Stock-record verified). We keep the original reference of every row internally so any mapping can be traced on request.

Markings are indicative only: the same code can denote different parts across manufacturers and packages. Always confirm with the physical batch marking and the original datasheet.

Can't match your marking?

Send us the code, package and a photo — our team helps identify the part.

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