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Marking of electronic components, SMD Codes BUxx, BUxx**. R5421N163F, MCP40D19T-103E/LT, R1112N381A, AAT3215IGV-3.3-T1, ic marking code.
| PartNumber | Marking code | Manufacturer | Package |
|---|---|---|---|
| R5421N163F | BUxx | SOT-23-6 | |
| MCP40D19T-103E/LT | BUxx | SC-70-5 | |
| R1112N381A | BUxx | SOT-23-5 | |
| AAT3215IGV-3.3-T1 | BUxxx | SOT23-5 |