Shiny Li
Jan 20,2016
1137
Capillary Action
A phenomenon of force adhesion and cohesion that prompts liquids ( molten solder) to flow against gravity between closely spaced solid surface, such as component leads and pads.
Shiny Li
Jan 20,2016
770
Capacitive Coupling
The electrical interaction between two conductors caused by the capacitance between them.
Shiny Li
Jan 20,2016
0
CAD/CAM system
Computer-aided design is the use of special software tools to formulate printed circuit patterns. Computer-aided manufacturing translates such designs into actual products.
Shiny Li
Jan 20,2016
590
CAD system
Computer-aided design that permits the interactive use of computers, programs and procedures in the design process. Decisions are made by the operator while the computer provides the data manipu...
Shiny Li
Jan 20,2016
586
Bypass Capacitor
A capacitor which provides a comparatively low impedance ac (alternating current ) around a circuit element.
Shiny Li
Jan 20,2016
660
Bus
A heavy trace or conductive metal strip on the printed circuit board used to distribute voltage, grounds, etc., to smaller branch trances.
Shiny Li
Jan 20,2016
803
Bus Bar
A conduit, such as a conductor on a printed board, for distributing electrical energy.
Shiny Li
Jan 20,2016
632
Burn-in
A method of testing devices via electrical stress vs temperature and/or time so that units prone to failure are eliminated.
Shiny Li
Jan 20,2016
720
Buried Via
A via that does not reach a surface layer on either side of a multi-layer board. The via transcends only inner layers of the board.
Shiny Li
Jan 20,2016
1622
Bulge
A swelling of a printed board that is usually caused by internal de-lamination or separation of fibres.
Shiny Li
Jan 19,2016
1553
B-stage
( prepreg ) Partially cured resin ( mostly reinforced with glass cloth ) which will soften under a special&nbs...
Shiny Li
Jan 19,2016
927
B-stage Resin
A resin in an intermediate state of cure. The cure is normally completed during the laminating cycle.
Shiny Li
Jan 19,2016
827
Bridging
A condition where excess solder builds up in the air gap between conductors and causes them to short together....
Shiny Li
Jan 19,2016
623
Bridged Joint
Solder that spans across two or more conductors causing an electrical short-circuit.
Shiny Li
Jan 19,2016
754
Breakdown Voltage
The voltage at which an insulator or dielectric ruptures or at which ionization and conduction take place in a...
Shiny Li
Jan 19,2016
569
Brazing Alloy
A metal alloy (solder) which melts above 450℃ but below metals being joined.
Shiny Li
Jan 19,2016
638
Branched Conductor
A conductor which connects electrically two or more leads on a printed board assembly. Some branched conductors, no...
Shiny Li
Jan 19,2016
638
Bow
The deviation from the flatness of a board characterized by a roughly cylindrical or spherical curvature. If the&nb...
Shiny Li
Jan 19,2016
738
Boundary Scan
A self-test designed into components at the silicon level, permitting testing via a built-in, four-or-five-pin test bus&...
| Ranking | Name | Answers |
|---|---|---|
| 1 | PCBWay Team | 4 |
| 2 | KhronoSound Audio | 1 |
