Patent ID: 6651285
Filing Date: 2003-11-25
Classification: H01L

Abstract:
A wafer cleaning apparatus comprising:a chuck for chucking a wafer; a rotator for rotating the wafer chucked by the chuck; a cleaning solution dispenser for providing a cleaning solution on a topmost surface of the wafer; a plurality of brushes each of which cleans the topmost surface of the wafer with the cleaning solution, wherein the topmost surface of the wafer has one of various types of layers thereon and each of the plurality of brushes is selected to correspond to the type of layer formed on the topmost surface of the wafer; and a brush moving unit for selectively moving the plurality of brushes such that one of the plurality of brushes is selected according to a type of a layer formed on the top most surface of the wafer and moved to a predetermined position on the topmost surface of the wafer.