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Title: Shapeable short circuit resistant capacitor

Patent ·
OSTI ID:1222626

A ceramic short circuit resistant capacitor that is bendable and/or shapeable to provide a multiple layer capacitor that is extremely compact and amenable to desirable geometries. The capacitor that exhibits a benign failure mode in which a multitude of discrete failure events result in a gradual loss of capacitance. Each event is a localized event in which localized heating causes an adjacent portion of one or both of the electrodes to vaporize, physically cleaning away electrode material from the failure site. A first metal electrode, a second metal electrode, and a ceramic dielectric layer between the electrodes are thin enough to be formed in a serpentine-arrangement with gaps between the first electrode and the second electrode that allow venting of vaporized electrode material in the event of a benign failure.

Research Organization:
Argonne National Laboratory (ANL), Argonne, IL (United States)
Sponsoring Organization:
USDOE
Assignee:
Delphi Technologies, Inc. (Troy, MI)
Patent Number(s):
9,153,380
Application Number:
13/752,441
OSTI ID:
1222626
Resource Relation:
Patent File Date: 2013 Jan 29
Country of Publication:
United States
Language:
English

References (9)

Method of producing a tantalum thin film capacitor patent November 1977
Pleated metallized film capacitor with staggered edges patent March 1979
Method of making a multi-layered article patent July 1991
Flexible thin film capacitor having an adhesive film patent April 2001
Low k dielectric materials with inherent copper ion migration barrier patent July 2002
Methods of forming capacitors including reducing exposed electrodes in semiconductor devices patent February 2005
Ceramic capacitor exhibiting graceful failure by self-clearing, method for fabricating self-clearing capacitor patent August 2006
Multi-chip circuit module and method for producing the same patent March 2007
Method for forming a reinforced tip for a probe storage device patent May 2008

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