An electronics project usually starts with a single board, but the goal is always to reach higher quantities. In this process, the transition from prototype to mass production involves different dynamics than you might think.
While speed and flexibility are at the forefront in the prototype phase, consistency and cost are decisive in mass production. Managing these two processes with the same logic is one of the most common and costly mistakes.
In this article, we take a simple look at what needs to be considered at each stage of the transition from prototype to mass production.
Prototype Typesetting: Speed and Learning Oriented Process
The purpose of prototype card typesetting is to quickly see if the design works in the real world.
Therefore, some rules can be relaxed at this stage.
For example:
- General definitions can be used in the BOM instead of a clear part code
- Solder paste can be applied manually in low quantities
- Some components can be inserted manually if necessary
- Workarounds can make the card work
- Controls are mostly performed at the visual and basic test level
This approach speeds up the process. However, the flexibilities accepted here can turn into serious problems in mass production.
A board that works in prototype is no guarantee that it will work just as smoothly in mass production.
Post Prototype Preparation
If the prototype was successful, some things need to be clarified before moving to mass production.
- Prepare a BOM with a clear description of all components
- Necessary assembly notes should be written
- Determine the test process
- Changes should be recorded
Going into mass production without this preparation leads to a mid-process turnaround.
Pilot Series Transition Phase
There is usually an intermediate stage between prototype and mass production. This is called a pilot series.
At this stage, production is closer to real conditions, but improvements can still be made.
Things to watch out for:
- You should no longer use stencil
- Component placement must be carefully checked
- Soldering profile must be adjusted according to the board
- The first cards should be examined in detail
The pilot series also tests the procurement process. A part that is easy to find in a prototype can cause serious delays in high volumes.
Seeing this risk early is a great advantage.
Mass Production Consistency and Efficiency
The most important issue in mass production is to ensure that every board is of the same quality.
To ensure this, processes need to be clear.
- All production files must be complete
- Control steps should be determined
- Quality should be monitored throughout production
- Each card must be checked according to certain standards
Here, even small mistakes can turn into big losses at high volumes.
Most Common Mistakes
The most common problems encountered during the transition process are the following:
- Placing a serial order with the uncertain BOM used in the prototype
- Direct mass production without a pilot phase
- Failure to reflect design changes in files
- Lack of clear definition of the test process
These mistakes often result in lost time and additional costs.
What to Expect at Which Stage?
Each production phase has different expectations.
The prototype emphasizes speed and flexibility.
In a pilot series, processes are established and risks are seen.
In mass production, everything is standardized.
Managing this difference correctly is the most critical point of the process.
Conclusion
Moving from prototype to mass production is not only a technical step but also a process management one.
Each stage has its own requirements. Understanding these differences right from the start can significantly reduce both time and cost.
As Elektroent, we support you to advance the process in the right way, regardless of the stage of your project.
bilgi@elektroent.com | +90 (216) 466 46 37
