Patent · US Expired

Ball grid array housing having a cooling foil

US7256493B2 · kind B2 · utility

4Cited by
7References
13Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 2, 2005
Grant dateAug 14, 2007
Priority date
Expiry dateOct 2, 2025

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01L2924/181
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A ball grid array housing, a semiconductor device having a ball grid array housing and an electronic circuit are disclosed. In one embodiment, a ball grid array housing includes a substrate with solder ball connections pointing out from a housing and at least one semiconductor chip. For better heat dissipation from the housing, the ball grid includes a metallic cooling foil, or a metallic cooling plate. A method of making a ball grid array is also disclosed.

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