Patent ID: 11942278
Assignee: TDK CORPORATION
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H | IPC H

Claim 3:
4. The thin film capacitor according to claim 3, further comprising a wiring portion including the wiring layer and the passivation layer,
wherein the wiring portion includes a first insulating layer and a second insulating layer,
the passivation layer covers a region in which three or more dielectric layers and three or more electrode layers are alternately laminated in the capacitance portion,
the first insulating layer covers the passivation layer,
the second insulating layer covers a region where the first insulating layer is not formed in the capacitance portion, and the second insulating layer partially covers a peripheral edge of the first insulating layer, and
the wiring layer includes a first wiring layer provided between the first insulating layer and the second insulating layer, and a second wiring layer provided on the second insulating layer and formed along an upper surface of the second insulating layer.