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Marking of electronic components, SMD Codes XQXX, XQXX**. R1210N442C, AAT3783IRN-4.2-T1, ic marking code.
| PartNumber | Marking code | Manufacturer | Package |
|---|---|---|---|
| R1210N442C | XQXX | SOT-23-5 | |
| AAT3783IRN-4.2-T1 | XQXXX | TDFN34-16 |