LEAD TAB FOR SECONDARY BATTERY, MANUFACTURING APPARATUS THEREOF, AND SECONDARY BATTERY COMPRISING SAME

A lead tab for a secondary battery, according to an embodiment of the present invention, includes a metal lead having a long rectangular plate shape in a first direction, a first insulation film formed on a lower surface of the metal lead in a second direction crossing the first direction, and a second insulation film formed on an upper surface of the metal lead in the second direction so as to correspond to the first insulation film, wherein each of the first insulation film and the second insulation film has a magnetic member which is induction-heated by an alternating magnetic field.