SMD marking code “1L” — 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 | |
|---|---|---|---|---|
| BC848C | ITT | SOT-23 | Public marking directory | |
| BC848CT | PHI | SOT-416 | Public marking directory | |
| BC848CT | PHI | SC-75 | Public marking directory | |
| BC848CW | PHI | SOT-323 | Public marking directory | |
| BCV61C | INFINEON | SOT-143 | Public marking directory | |
| FMMT4401 | FERRANTI | SOT-23 | Public marking directory | |
| IMP161LCUS | IMP* | SOT-143 | Public marking directory | |
| MMBT6429 | MOT | SOT-23 | Public marking directory | |
| R3111N311C | RICOH* | SOT-23-5 | Public marking directory | |
| RH5RE41AA | RICOH* | SOT-89 | Public marking directory | |
| 2SB1537 | — | SOT-89 | Public marking directory | |
| BC848CDW | — | SOT-363 | Public marking directory | |
| BC848CF | — | SOT-490 | Public marking directory | |
| R1161D211D | — | — | Public marking directory | |
| R3131N44AC | — | SOT-23 | Public marking directory | |
| R3133Q20EA | — | SOT-143 | Public marking directory | |
| R5326N011A | — | SOT-23-6 | Public marking directory | |
| XC6127N31BNR | — | SSOT-24 | Public marking directory | |
| XC6213B18ANR | — | SSOT-24 | Public marking directory | |
| XC6217C192NR | — | SSOT-24 | 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.
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