Patent · US Active

Element-mounted board and method for manufacturing element-mounted board

US12219739B2 · kind B2 · utility

0Cited by
4References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 11, 2021
Grant dateFeb 4, 2025
Priority date
Expiry dateSep 2, 2041

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01L23/3735
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

An element-mounted board includes a heat-dissipating plate in which aluminum or magnesium-containing metal layers are formed on both front and back surfaces of a flat plate-shaped metal-silicon carbide complex including aluminum or magnesium, and an electronic element including a ceramic plate, which is mounted on one surface side of the heat-dissipating plate, in which a flatness of the other surface of the heat-dissipating plate is 600 μm or less.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.