Patent · US Expired

Process for manufacturing a stacked multiple leadframe semiconductor package using an alignment template

US5403784A · kind A · utility

61Cited by
10References
23Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 29, 1993
Grant dateApr 4, 1995
Priority date
Expiry dateJan 29, 2013

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T29/49121
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A process for manufacturing a pin grid array package providing a plurality of electrical input and/or output connections using a plurality of stacked, but spaced apart, separate leadframes which are preformed and include a plurality of electrical leads having first and second ends for providing a plurality of different connections. An insulating layer is positioned between adjacent leadframes and the package is bonded together.

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