ECA EIA/ECA-364-53B TP-53B Nitric Acid Vapor Test, Gold Finish Test Procedure for Electrical Connectors and Sockets

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ECA EIA/ECA-364-53B Document Information:

Title
TP-53B Nitric Acid Vapor Test, Gold Finish Test Procedure for Electrical Connectors and Sockets

Electronic Components Association

Publication Date:
May 1, 2000

Scope:

This standard establishes test methods to determine the magnitude of porosity as well as other surface defects inherent in application of gold contact finishes.

Object

It is the intent that the defined method be used as an evaluation technique for the acceptability of gold contact finishes. The method described herein has been selected on the basis of simplicity of equipment, setup and operation. This procedure applies only to gold finishes with or without underplates applied to copper or nickel base alloy contacts. This test procedure does not apply to gold flash, equal to less than 0.25 micrometer (10 microinches), over palladium or palladium alloy systems, see EIA-364-60.

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