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Concept
Electrochemical Migration
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Summary
Electrochemical Migration
is a
Failure Mechanism
in
Electronic Circuits
where
Metal Ions
, typically from solder or
Conductive Traces
, dissolve and migrate under the influence of an
Electric Field
, leading to
Short circuits
. This phenomenon is influenced by factors such as humidity,
Voltage Bias
, and the presence of
Ionic Contaminants
, and is a significant
Reliability concern
in microelectronics and
Printed Circuit Boards
.
Concepts
Electrolytic Corrosion
Metal Ion Migration
Dendritic Growth
Humidity Effects
Voltage Bias
Ionic Contaminants
Solder Joint Reliability
Printed Circuit Board (PCB) Failure
Electromigration
Surface Insulation Resistance (SIR)
Solder Paste
Relevant Degrees
Electrical Engineering 100%
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