ELECTRODE ASSEMBLY AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME

Disclosed are an electrode assembly and a rechargeable lithium battery. The electrode assembly includes at least one unit cell including a positive electrode and a negative electrode, and at least one electrode tab electrically connected to any one of the positive electrode and the negative electrode. The electrode tab includes a first metal layer, a second metal layer, and a polymer layer interposed between the first metal layer and the second metal layer. The polymer layer includes a polymer having a thermal conductivity in a range of about 10 W/m K or less.