SMD marking code “P77” — candidate parts

7 candidates4 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
DDTB122TCDIODESSOT-23Public marking directory
DDTB122TUDIODESSOT-323Public marking directory
DDTB122TUDIODES—Public marking directory
DDTB123ECDIODES—Public marking directory
XC61FN4752M—SOT-23Public marking directory
XC61FN4752P—SOT-89Public marking directory
XC61HN4752MR—SOT-23 16vdc VD6 3d TorPublic 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.

Ask our team