PCB Glossary

Digital Logic Simulator

A tool used to verity the design (or portions thereof) in the digital domain by applying virtual test signals&...

Digital Logic Simulator

PCB Glossary

Digital Circuit

A circuit comprised mostly of integrated circuits and operate, like a switch (i.e., it is either “ON” or “OFF”...

Digital Circuit

PCB Glossary

Dielectric

An insulating medium which occupies the region between the conductors. It is also the distance between bonded inner...

Dielectric

PCB Glossary

Dielectric Strength

The maximum voltage that a dielectric material can withstand, under specified conditions, without rupturing (usually expresse...

Dielectric Strength

PCB Glossary

Dielectric Constant

The property of a dielectric which determines the electrostatic energy stored per unite volume for a potential grad...

Dielectric Constant

PCB Glossary

Die

The uncased and normally leadless form of an electronic component that is either active or passive, discrete or&nbs...

Die

PCB Glossary

Dice

Two or more dies.

Dice

PCB Glossary

DFSM

Dry Film Solder Mask.

DFSM

PCB Glossary

Dezincification

Kind of galvanic corrosion, generally associated with two-phase brass alloys, in which the zinc-rich beta phase is ...

Dezincification

PCB Glossary

De-wetting:

A solder coating that has receded, leaving irregular deposits and indicating that the base metal has not been ...

De-wetting:

PCB Glossary

Device

An individual electrical element, usually in an independent body, which cannot be further reduced without destroying its...

Device

PCB Glossary

Design Width of Conductor

The width of a conductor as delineated or noted on the master drawing. (See also: Conductor Base Width and&nbs...

Design Width of Conductor

PCB Glossary

Dendrite

Metallic filaments growing between pads and traces resulting from electromigration.

Dendrite

PCB Glossary

De-lamination

A separation between any of the layers of a base material or between the laminate and the conductive foil,&nbs...

De-lamination

PCB Glossary

De-bugging

The process of locating and fixing problems (bugs) in the hardware and software portions of an electronic system.

De-bugging

PCB Glossary

Datum

A defined point, line, or plane used to locate the pattern of layer for manufacturing or inspection, or for&nb...

Datum

PCB Glossary

Database

A collection of inter-related data items stored together without redundancy to serve one or more applications.

Database

PCB Glossary

Cycle Rate

A component placement term measuring machine speed from pick-up to board location and return.

Cycle Rate

PCB Glossary

Cut

open circuit. An unwanted break in the continuity of an electrical circuit, that prevents current from flowing.

Cut

PCB Glossary

Current-carrying Capacity

The maximum current which can be carried continuously, under specified conditions, by a conductor without causing degrad...

Current-carrying Capacity

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