Patent ID: 9698068
Date: 2017-07-04
CPC Classifications: H01L

Claim:
1. An electronic device comprising: an electronic element; and a wire bonded to the electronic element, wherein the electronic element includes a bonding pad to which the wire is bonded, a main component of the bonding pad is Al, a mixed metal is mixed in the wire, and the mixed metal comprises at least one of Pt and Pd, the electronic element further includes a floating electrode that is disposed under the bonding pad and is electrically insulated from any other electroconductive element of the electronic device, the wire includes a bonding portion bonded to the electronic element, the bonding pad has a pad front surface and a pad back surface that face opposite sides relative to each other, and the wire is bonded to the pad front surface, the bonding pad includes an extended part that extends out from the pad front surface along the bonding portion, when viewed in a cross section, the floating electrode includes a first end on a side in a first direction perpendicular to a thickness direction of the bonding pad, and a second end on a side in a second direction opposite to the first direction, and when viewed in the cross section, the extended part includes an end on the side of the first direction, and the first end of the floating electrode is extended beyond the end of the extended part as viewed in the thickness direction.