Marking of electronic components, SMD Codes QAx, QAx**. Si1903DL, SQA410EJ, S-81211SG-QA, R5210N009C, MCP1316T-29LE/OT, ic marking code.
| PartNumber | Marking code | Manufacturer | Package |
|---|---|---|---|
| Si1903DL | QAx | SC70-6 | |
| SQA410EJ | QAx | PowerPAK-SC-70-6L-Single | |
| S-81211SG-QA | QAx | SOT-23-5 | |
| R5210N009C | QAxx | SOT-23-6W | |
| MCP1316T-29LE/OT | QAxx | SOT-23-5 | |
| AAT3175IWP-T1 | QAxxx | TDFN33-12 |