kato
Well-known member
every voltage regulator I've worked with (T0-220) has this white powdery stuff on the back and the leads.
I always buff it off with 0000 wool - to get down to the shiny metal for better connection.
Does the powder serve a function, or is this just some kind of oxidation?
I always buff it off with 0000 wool - to get down to the shiny metal for better connection.
Does the powder serve a function, or is this just some kind of oxidation?