Senin, 21 Oktober 2013

Why You Should Use Professional 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.

For those interested the initials mean printed circuit board, and if you got confused looking at one it becomes easier to see why businesses elect to use a professional when it comes to designing time. The flat board is simple to understand as it is a laminated piece, even though the dimensions might change the overall piece will remain the same. An initial decision has to be made about where the finished board will be fitted in the product.

Once the actual size has been worked out the designers can start to create a template. On this they can plot obstructions, such as the position of the screw holes used to mount the board. Also of critical importance is how will power be introduced to the board, and where will it come from.

There are two basic forms of circuit boards, one is known as surface mount and the other is known as through board. Components on the surface mount type board are much smaller, and therefore more components can be placed in a limited area if the electronic application is more complicated. As they are smaller they also weigh less which might be beneficial if weight is a factor.

By far the most commonly used board that a person will observe is the through board. This type is easy to recognize as the components have metal wire legs, the legs are fed through the board. On the opposite side of the board there are metallic tracks, the component legs are soldered to these tracks. The tracks are also there to ensure that the power only goes where it is meant to.

With the type of board selected the designer can now get down to the business of actually planning the circuit. The designer will have been briefed by the client and they are now totally aware of what the product should do. Two diagrams are produced alongside each other, these are a wiring diagram and a schematic diagram.

When everything has been worked out to satisfaction a prototype can be constructed. The schematic diagram is printed on the side of the board without the metal tracks. This enables the technician to know which component is meant to be positioned where. Once the board is fully assembled it can then be tested to ensure that it works as required.

An independent, professional approach really can be very beneficial rather than attempting it yourself. As a consequence there are many enterprises who do prefer to use independent PCB design services. So that electronic gadget in your hand, making your life easier, is a real team effort involving many more people than you might have once thought.




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