Dictionary

M
Text Term / Abbr Acronym
Mask Mask A coating material, in a specific pattern, that is used to mask or protect selected areas of conductive circuitry during manufacturing or testing from the action of an etchant, plating, solder, etc.
Meniscus Meniscus The contour (convex or concave) of a shape that is the result of the surface-tension forces that take place during wetting.
Moisture Sensitivity Level (MSL) Moisture Sensitivity Level (MSL) An alphanumeric rating indicating a plastic electronic device's susceptibility to damage due to absorbed moisture when subjected to reflow soldering.
Mouse Bite (Low Stress Breakaway) Mouse Bite (Low Stress Breakaway) The drill pattern that furnishes a break point.
Multichip Module (MCM) Multichip Module (MCM) A module that contains two or more dice and/or minimally-packaged dice. See also "Multichip Package".
Multichip Package (MCP) Multichip Package (MCP) A packaging that contains two or more dice and/or minimally-packaged dice. See also "Multichip Module (MCM)"