Patent ID: 11901114
Assignee: DELTA ELECTRONICS (SHANGHAI) CO., LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H | IPC H

Claim 10:
11. The substrate according to claim 9, further comprising:
at least one second through-hole structure formed in the first insulation layer and arranged beside a second side of the passive component, wherein the second through-hole structure runs through the first insulation layer, and the second through-hole structure comprises a conductive part and an insulation part, wherein the insulation part is disposed within the conductive part, and the conductive part of the second through-hole structure is in contact with the second conducting terminal; and
a third insulation layer disposed on portion of the conductive part of the second through-hole structure that is close to the top surface of the first insulation layer;
wherein the first electrode is extended to a position over the second through-hole structure and the third insulation layer along the top surface of the first insulation layer, and the second electrode is extended to a position under the second through-hole structure along the bottom surface of the first insulation layer and in contact with the conductive part of the second through-hole structure.