Sunday 20 October 2013

An Insight Into PCB Design Services

By Catalina Nielsen


In today's modern world have you ever noticed just how many different electronic devices you use in a day. Some are bigger than others, but they are all created to make life much easier. Maybe you have previously opened one up and have seen all of those odd looking components soldered to a board. In which case you might have been slightly confused with what they all do, some businesses are the same and so they use PCB design services.

The initials stand for printed circuit board, and when you see how complicated they look you can understand why professional assistance is sought when it comes to designing them. A board itself is easy to understand as it is of a laminate construction, and the physical size and thickness may vary but the basic construction stays the same. One of the first thing the designers need to know is where it will be fitted.

From this point a template can be formed as the designers now know the physical size that they will be working to. Not only that, they will also know where the mounting holes will be positioned on the board. Another thing that they will be looking for is how they will apply power to the board to actually operate the circuit.

If you ever see a circuit board there is a very good chance that it will be one of two distinct types, these are either a surface mount board or a through board. On a surface mount board the electronic components are a lot smaller. So for more complicated circuits in a limited area this might be a better option. Another possible factor could be the weight, which will be less due to their physical size.

It has to be said that an individual will most likely see the through board version. On these, the electronic components are attached to metal legs. These legs are lined up and inserted through the holes in the board. The opposite side is home to the metal tracks. The component legs are securely soldered to these tracks. The tracks are also there to make sure that power only goes where it is meant to.

As soon as the board version has been decided then the circuit itself can be drawn up. The client will need to ensure that the designers know all of the operating aspects of the equipment. Two master diagrams are produced alongside each other, there is a schematic drawing and a wiring drawing.

Once the theoretical circuit has been completed a working model can be made. The side of the circuit board opposite the metal tracks will also have the schematic printed on it. This allows the technical team to know exactly which electronic component is to be fitted where. As soon as all of the components are fitted and secured, testing can commence.

It can be a time consuming process, which really benefits from a professional approach. This is why many businesses utilize PCB design services rather than try to come up with a solution from within the firm. So the next time that you change your TV channel with your remote controller you will have a bit more insight into the process which enabled it to operate as it does.




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