Patent ID: 7205705

Claim:
An electronic component comprising: a substrate: at least one piezoelectric vibrating portion and a connecting portion provided on the substrate; and a structural piece made of a resin material having a flat plate shape and directly covering at least the at least one piezoelectric vibrating portion such that no structural elements are disposed between the structural piece and the at least one piezoelectric vibrating portion; wherein the structural piece has an integrated structure and is provided with a concavity including a top portion and side walls covering the at least one piezoelectric vibrating portion, the concavity defining a space so as not to disturb at least the vibration of the piezoelectric vibrating portion; the structural piece includes a mounting portion provided on the upper surface thereof, and is provided with a connecting wiring arranged to electrically connect the mounting portion and the connecting portion; and a bump is arranged on the mounting portion such that the bump does not overlap the connecting portion in a thickness direction of the electronic component.