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Marking of electronic components, SMD Codes L9xx, L9xx**. R1121N291A, R3111N392C, RN5RG49AA, RN5RY391A, TC1223-3.6VCT, ic marking code.
| PartNumber | Marking code | Manufacturer | Package |
|---|---|---|---|
| R1121N291A | L9xx | SOT-23-5 | |
| R3111N392C | L9xx | SOT-23-3 | |
| RN5RG49AA | L9xx | SOT-23-5 | |
| RN5RY391A | L9xx | SOT-23-5 | |
| TC1223-3.6VCT | L9xx | SOT-23A-5 |