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Title: Cratering evaluations and results

Technical Report ·
DOI:https://doi.org/10.2172/10181213· OSTI ID:10181213

Investigations were performed on the 1-mil ultrasonic aluminum wire bonding process to determine how the interaction of the bonding parameters, ultrasonic power, time, force, and aluminum wire, contribute to cratering (cracking or damage to oxide/passivation layers). Investigations revealed that power, time, and force can interact at levels which can contribute to cratering. The age of the aluminum wire can also influence the quality of bonds.

Research Organization:
Allied-Signal Aerospace Co., Kansas City, MO (United States)
Sponsoring Organization:
USDOE, Washington, DC (United States)
DOE Contract Number:
AC04-76DP00613
OSTI ID:
10181213
Report Number(s):
KCP-613-5111; ON: DE93040347; TRN: 93:003229
Resource Relation:
Other Information: PBD: Aug 1993
Country of Publication:
United States
Language:
English