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Marking of electronic components, SMD Codes T1, T1**. R1121N411B, R3130N44HA, TC1271LERCTR, ic marking code.
| PartNumber | Marking code | Manufacturer | Package |
|---|---|---|---|
| R1121N411B | T1xx | SOT-23-5 | |
| R3130N44HA | T1xx | SOT-23-3 | |
| TC1271LERCTR | T1xx | SOT-143 |