Electronic Circuits Design Process
  • dubenceva1986dubenceva1986 March 5
    Everyone sooner or later have experienced the idea of creating a better gadget or device than what is already on the market, plus some do start creating circuits only if in order to learn how electronics work.

    The look process is very simple and just like many other project structures.


    Determining the job to be accomplished: Since every circuit is created for any purpose, be it educational, entertainment or practical, the purpose of the circuit to become designed will be the first thing that should e determined. With respect to the complexity of the task, the job could be subdivided into individual functions that may come together to complete said task.
    Selecting components: Now that you have the functionality determined, it's time to pick the right and necessary components to create the circuit. At this point it's still in the design stage, no components are purchased at this time, only the datasheets and specifications from the components must design the circuit or subcircuit. This is important, since every one of the tolerances and characteristics of the working project should be considered. Will the circuit supply in heat? Can it be anticipated to resist mechanical stress (as in falling, shaking, etc)? The components chosen must fit strikes as well as the electrical needs with the project, including current draw, which if the circuit is usually to be powered by batteries can be a major design issue.
    Schematic Design: On this stage the electronic circuits are made making use of their corresponding schematic diagrams. This is used as documentation along with a guide for implementation, since the design in the schematic is the one which may ultimately will probably be converted to an actual circuit board. This is one of the most challenging steps of electronics design, since several types of analysis are necessary for the circuit to operate as intended. Those analysis demand a certain amount of technical experience and knowledge since frequently even with all analysis correct, experience can help you find situations that can potentially damage or increase the risk for circuit malfunction.
    Circuit Board Design: Now that the important part the circuit has been designed and represented with all the schematic, the next step is to create the circuit board the location where the actual components is going to be soldered. There are numerous automated tools to produce circuit boards using a schematic. Manual design is extremely difficult, and with big projects with a lot of components it may become a extremely hard task, especially if space is a problem.
    Prototyping, Testing and Corrections: Another extremely important part of pcb board design is prototyping and testing. Analysis and simulation sometimes gives erroneous or inaccurate because of external circumstances that could have been overlook during analysis such as mains hum, RF interference or another events created in the circuit such as thermal noise, inductive and capacitive coupling and many more. Prototyping and testing allows you to find dozens of hidden characteristics with the circuit, to be able to incorporate inside the design before massive production. This all helps in reducing costs because it is much easier to discard one unsuccessful prototype than it is to withdraw an entire shipment that could contain approximately an incredible number of units.
    Every one of the steps could be revisited as needed, because the function or characteristics of the circuit may change in the midst of the look, or the proposed design is a lot too complex or would have a fortune or time to create or design.

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