SMD marking code “U0” — 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 | |
|---|---|---|---|---|
| BD45401G | ROHM* | SSOP-5 | Public marking directory | |
| R1121N501B | RICOH* | SOT-23-5 | Public marking directory | |
| R3111Q101C | RICOH* | SC-82AB | Public marking directory | |
| R3116Q371C | RICOH* | SC-82AB | Public marking directory | |
| RN2101FS | TOS | — | Public marking directory | |
| TC74A0-5.0VCT | TOS* | SOT-23-5 | Public marking directory | |
| ELM7620LCB | — | SOT-23 16vdc VD7 3d Elm | Public marking directory | |
| R1131D301D | — | — | Public marking directory | |
| R1163D301B | — | — | Public marking directory | |
| R5323N031B | — | SOT-23-6 | Public marking directory | |
| RP104Q271C5 | — | SC-82AB | Public marking directory | |
| XC6215B312NR | — | 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.
Can't match your marking?
Send us the code, package and a photo — our team helps identify the part.
Ask our team