Patent · US Expired

Leadless chip carriers having self-aligning mounting pads

US4600970A · kind A · utility

30Cited by
8References
8Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 29, 1984
Grant dateJul 15, 1986
Priority date
Expiry dateMay 29, 2004

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02P70/50
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A pad configuration for surface mounted components having contact pads along the periphery thereof includes a plurality of interior pads distributed in a grid with the period of interior pads being three quarters of the period of the peripheral pads multiplied by an integer greater than 1.

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