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Marking of electronic components, SMD Codes HRxxx, HRxxx**. AAT3237IGU-3.3-T1, MCP1703-2502E/DB, ic marking code.
| PartNumber | Marking code | Manufacturer | Package |
|---|---|---|---|
| AAT3237IGU-3.3-T1 | HRxxx | SOT23-6 | |
| MCP1703-2502E/DB | HRxxxx | SOT-223-3 |