2023-01-29 11:23 PM
2023-01-29 11:28 PM
You should clean the flux residue first and redo the pic.
Maybe we get a clear view of that first phantom number
2023-02-03 01:23 PM
Welcome, @先生 胡, to the community!
It is a LM2901PT in TSSOP14.
If the problem is solved, please mark this thread as answered by selecting Select as best, as also explained here. This will help other users find that answer faster.
Good luck!
/Peter