Patent ID: 6320726
Filing Date: 2001-11-20
Classification: G11B

Abstract:
A thin film magnetic head comprising:at least two magnetic layers which are magnetically coupled to each other and have two magnetic poles facing each other sandwiching a gap layer in a part of the side facing a recording medium; anda thin film coil part disposed between the two magnetic layers sandwiching an insulating layer,wherein the thin film coil part has:a plurality of thin film coil layers;an interlayer insulating layer disposed so as to insulate the plurality of thin film coil layers from each other;a dummy pattern which is selectively disposed in the interlayer insulating layer and is in contact with two thin film coil layers sandwiching the interlayer insulating layer; anda coil connecting part which is formed on the side wall surfaces of the dummy pattern and electrically connects between two thin film coil layers sandwiching the interlayer insulating layer.