SECONDARY BATTERY, METHOD OF MANUFACTURING SECONDARY BATTERY, AND BATTERY PACK

A secondary battery, a method of manufacturing the secondary battery, and a battery pack including the secondary battery are provided herein. The secondary battery includes: a case having an internal space; a cap assembly including a cap plate closing the case and a terminal supported by the cap plate; a current collecting plate located in the internal space and electrically connected to the terminal; an electrode assembly accommodated in the internal space; and a plurality of electrode tabs protruding from the electrode assembly, each including a root portion connected to the electrode assembly, a weld portion welded to the current collecting plate and biased to one side relative to a position of the root portion, and an intermediate portion connecting the root portion and the weld portion and having a peak point biased to an opposite side of the one side.