Electrostatic chuck and apparatus for treating substrate including the same

摘要

An electrostatic chuck for an apparatus for treating a substrate includes a body; an insulating plate attached onto a top surface of the body, wherein the substrate is disposed on the insulating plate; an electrode in the insulating plate; a temperature controlling unit including a heating unit and a cooling unit under the electrode and in the insulating plate; and a thermal conduction unit disposed between the electrode and the temperature controlling unit.