SMD marking code “18A” — candidate parts
15 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 number | Manufacturer | Package | Mapping source | |
|---|---|---|---|---|
| 1.5SMC18A | ON | DO-214AB | PDF · smd-codes.pdf p.17 | Request quote |
| 18C | MCC | SMAJP4KE20A | PDF · DIGIKEYMCC_SMD_Marking_Codes.pdf p.17 | |
| CMPZ5221B | CSC CENTRAL SEMIC.CORP. | SOT-23 | PDF · smd-codes.pdf p.187 | |
| MMBZ5221B | DIODES | SOT-23 16dc - 3a,3c F,Mot | PDF · 老外牛B SMD-2010.pdf p.260 | |
| P4SMA18A | LITTELFUSE | DO-214AC | PDF · smd-codes.pdf p.17 | |
| P6SMBJ18A | LITTLE | DO-214AA | PDF · smd-codes.pdf p.17 | |
| AAT60018A-S15 | — | SOT-143 | PDF · 2011SMD-codes.pdf p.807 | |
| AAT60018A-S16 | — | SOT-89 | PDF · 2011SMD-codes.pdf p.710 | |
| AAT60018A-S2 | — | SOT-23 16vdb VD6 3d Aat | PDF · 老外牛B SMD-2010.pdf p.260 | |
| GLZ18A | — | SOD-80 | PDF · 2011SMD-codes.pdf p.353 | |
| HMBZ5221B | — | SOT-23 16dc - 3a Hsn | PDF · 老外牛B SMD-2010.pdf p.260 | |
| MMQA18V | — | SC-74 | PDF · smd-codes.pdf p.971 | |
| TK74018L | — | SOT-23L-8 | PDF · smd-codes.pdf p.971 | |
| XC6102B441MR | — | SOT-23-5 | PDF · smd-codes.pdf p.650 | |
| ZD5221BN3 | — | SOT-23 | PDF · smd-codes.pdf p.187 |
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.
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