Disclosed is an apparatus for automatically supplying carrier tape, and more specifically, to an apparatus for automatically supplying a carrier tape and a method for automatically supplying carrier tape wherein carrier tape is enabled to be continuously and automatically supplied without stopping a process even if a structure or supply conditions of the carrier tape is changed. The apparatus for automatically supplying the carrier tape comprises an injection module comprising a height adjusting unit for enabling the continuous and automatic supply of one carrier tape in the middle of being supplied and one or more carrier tapes on standby, and a parts sensor for sensing parts of a carrier tape; and a pickup module for separating a cover tape form the carrier tape transferred from the injection module.