The snap-on steering column shroud assembly includes an upper shroud and a lower shroud. The chip includes a base material, at least one first metallic pad, a re-distribution layer and at least one second metallic pad. The back end of the nail that extends out of the clavicle is provided with indentations or grooves. These methods are carried out by testing and implementation logic included in the IC. The circuit for applying power to mixed mode integrated circuits further includes a controller circuit coupled to the first voltage and the second voltage supplied as controller circuit inputs. Before the gate valve brings the atmospheric transfer chamber and the internal pressure variable transfer chamber into communication with each other, the pressure in the internal pressure variable transfer chamber is increased so that the pressure in the internal pressure variable transfer chamber can become higher than the pressure in the atmospheric transfer chamber.