HIGH OUTPUT LITHIUM SECONDARY BATTERY HAVING ENHANCED OUTPUT DENSITY CHARACTERISTIC

摘要

The present invention relates to a high output lithium secondary battery comprising: an anode, as an anode active material, having a first anode active material having a bed structure indicated by chemical formula 1 of the description and a second anode active material having a spinel structure indicated by chemical formula 2 of the description, wherein the content of the second anode active material is 40-100 wt% of the total weight of the anode active material; a cathode, as a cathode active material, having a crystalline graphite and an amorphous carbon, wherein the content of the amorphous carbon is 40-100 wt% of the total weight of the cathode active material; and a separating film.