Plated half holes（castellated holes）are holes that made off the edge of the boards plated withcopper using a specialized process. It is predominantly used for board-on-board connections, mostly where ...
PCBWay
Feb 26,2018
10464 views
The Glass Transition Temperature (Tg) is one of the most important properties of any epoxy and is the temperature region where the polymer transitions from a hard, glassy material to a soft, rubbery m...
Anson Bao
Feb 26,2018
11853 views
1.Solder Mask Bridge: The oil between two pins of component is solder mask bridge, generally refers to intensive IC pin (check the below picture). If the distance of pin is too small, it will be recom...
PCBWay
Jan 25,2018
23883 views
What is conductive adhesive?Conductive adhesive is adhesive that has conductive performance in solid or dried state. Its main components are matrix resin and conductive fillers, also means conductive ...
PCBWay
Dec 11,2017
5649 views
The reason why the cost of panel pcb will increase is it lower substrate utilization.PCB substrate is a fixed&...
Eric
Dec 06,2017
4377 views
Blind and buried vias are only available on boards with at least four layers. Unlike regular vias on a two layer board which connect the two surface layers, buried and blind vias connect the inner lay...
Eric
Dec 06,2017
6742 views
Unlike the copper layer, the solder mask layer is negative. This means a solid object in the layer corresponds to a hole, or opening in the solder mask layer (an area without solder mask covering). Th...
Eric
Dec 06,2017
5230 views
The bottom silkscreen text should be reflected (mirrored). Most PCB design software will automatically reflect the text for you but please make sure this is the case in the Online Gerber Viewer or oth...
Eric
Dec 06,2017
3860 views
The Gerber format is an open 2D binary vector image file format. It is the standard file used by printed circuit board (PCB) industry software to describe the printed circuit board imag...
Eric
Dec 06,2017
4854 views
The following is the old version, the new version has a brand new update, please pay attention hereLast updated: October 2020 PCBWay Multi-layer laminated structure>>Last updated: Old version 20...
PCBWay
Oct 31,2017
20957 views
1.Output- Manufacturing Plots2. Click Auto-Gen Plots. Design spark will add plots automatically.3.Click gerber4.Ok5.Click Options.6.Click Options.7.Use RS-274X configuration.8.Click NC Drill9.OK10. ti...
Anson Bao
Sep 04,2017
4347 views
STEP 1: Choose initial number of layers1 or 2 Layer PCBs – Home prototypingUse 1 or 2 Layer PCB only for very simple boards, breakouts or for some circuits which you are making at home. Don’t use 1 or...
PCBWay
Jun 05,2017
18535 views
The flameproof BR Series open-element, radial-leaded current sense resistors raise their elements off of the PCB, allowing maximum heat transfers to the ambient air. They promise to lower PCB temper...
Karen Lin
May 23,2014
3701 views
Altium and Nimbic are working together to introduce Nimbic’s power integrity tool into its printed-circuit board (PCB) design tool, Altium Designer, to create a new power integrity solution, Altium PI...
Karen Lin
May 23,2014
3014 views
PCB flaws and errors that are usually hidden, or at least disguised, can introduce passive errors into IC performance. To understand how these errors occur, though, we must first examine the compositi...
Karen Lin
May 23,2014
2885 views
Resistors are called passive because they don’t have gain or control power like semiconductors or other active devices. But they can, and do, change the signal in unexpected ways because they have par...
Karen Lin
May 23,2014
2603 views
Capacitors, resistors, inductors, connectors, and even the PCB are called passive because they don’t seem to consume power. But these apparently passive components can, and do, change the signal in un...
Karen Lin
May 23,2014
2555 views
Addressing the key factors that can affect the ability to manufacture SoC-based PCBs efficiently early in the design process will ensure that fabrication, assembly, and testing will proceed with few p...
Karen Lin
May 22,2014
2432 views
Anyone who has worked on a system design lately knows that creating a printed-circuit board (PCB) is no longer simple. Differential signals and multiple layers are the norm. RF is needed for Bluetooth...
Karen Lin
May 22,2014
2124 views
Embedding discrete components within a PCB substrate is still considered cutting-edge, but advances in fabrication and EDA software have this technology on the rise. The complexity and density of ele...
Karen Lin
May 22,2014
3808 views
| Ranking | Name | Answers |
|---|---|---|
| 1 | PCBWay Team | 12 |
| 2 | Jack Durie | 1 |
