This is 3.3V DC regulator, LP2985-33DBVR on genuine R3 board. Similar in same package can be used. You have to replace it, but who knows if something else is not wrong.
This is 3.3V DC regulator, LP2985-33DBVR on genuine R3 board. Similar in same package can be used. You have to replace it, but who knows if something else is not wrong.