SMD marking code “M2” — candidate parts
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 number | Manufacturer | Package | Mapping basis | |
|---|---|---|---|---|
| 2SC5066-Y | TOS | SC-70 | Public marking directory | |
| BFR31 | MOT | SOT-23 | Public marking directory | |
| BZX384-B15 | PHI | SOD-323 | Public marking directory | |
| CMOZ2L5 | CSC CENTRAL SEMIC.CORP. | SOD-523 | Public marking directory | |
| MMBZ5257B | FSC | SOT-23 | Public marking directory | |
| MMBZ5257BW | DIODES | SOT-323 | Public marking directory | |
| MMSZ5257B | MCC | SOD-123 | Public marking directory | |
| MMSZ5257BS | DIODES | SOD-323 | Public marking directory | |
| MMSZ5257BS | DIODES | — | Public marking directory | |
| MMSZ5258B | DIODES | — | Public marking directory | |
| MMXZ5258B | MCC | SOD-323 | Public marking directory | |
| R1121N321A | RICOH* | SOT-23-5 | Public marking directory | |
| R3111N422C | RICOH* | SOT-23 | Public marking directory | |
| R3111Q221A | RICOH* | SC-82AB | Public marking directory | |
| R3116Q191A | RICOH* | SC-82AB | Public marking directory | |
| RN5RG52AA | RICOH* | SOT-23-5 | Public marking directory | |
| RN5RY421A | RICOH* | SOT-23-5 | Public marking directory | |
| TC54VN2202ECB | MIC* | SOT-23 | Public marking directory | |
| TC54VN2202MB | MIC* | SOT-89 | Public marking directory | |
| 2PD2150 | — | SOT-89 | Public marking directory | |
| ELM7632LAB | — | SOT-23 16vdc VD7 3d Elm | Public marking directory | |
| MMSZ5257 | — | SOD-123 | Public marking directory | |
| R1100D121C | — | — | Public marking directory | |
| R1131D121B | — | — | Public marking directory | |
| R1151N003C | — | SOT-23-6 | Public marking directory | |
| R3130N26BC3 | — | SOT-23 | Public marking directory | |
| RP104Q291B | — | SC-82AB | Public marking directory | |
| RT9168A-17CBR | — | SOT-23-5 | Public marking directory | |
| XC61CN2202M | — | SOT-23 | Public marking directory | |
| XC61CN2202N | — | SOT-143R | Public marking directory | |
| XC61CN2202P | — | SOT-89 | Public marking directory | |
| XC6223G121NR-G | — | SSOT-24 | Public marking directory | |
| XC6GN2202HR | — | USP-3 | Public 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.
* Manufacturer derived from the part-number family (some directory entries carry no manufacturer) — treat it as a lead, not a datasheet fact.
Can't match your marking?
Send us the code, package and a photo — our team helps identify the part.
Ask our team