NEWS
Why does PCBA assembly require a BOM material list
The BOM table plays a crucial role in PCBA processing. It is a detailed list of all components and materials used on the PCBA, including the names, models, quantities, supplier information, etc.
Reasons for Welding Cracks in SMT Surface mount Processing
To reduce the risk of welding cracks, it is necessary to adopt good process control and quality control measures in SMT processing, including correct selection of solder, optimization of welding temperature and cycle, consideration of component layout and material selection, and regular quality inspection and testing. This helps to improve the reliability of welding and reduce the occurrence of welding cracks.
What is the number of layers on a PCB board calculated based on?
What are the calculation methods for PCB board layers? Calculating the number of layers in a PCB typically involves the complexity of the circuit, signal integrity requirements, and other specific design requirements
How long does it take to make PCBA samples?
The sample production cycle of PCBA is affected by factors such as design complexity, number of board layers, processing plant capacity, component procurement, and order volume. The sampling time ranges from several days to several weeks, and it is necessary to comprehensively consider each link and communicate with the processing plant to ensure timely delivery.
What is the difference between SMT surface mount processing and DIP plug-in processing
Surface Mount Technology (SMT) and Dual In Line (DIP) plug-in technology have become two common assembly processes in electronic product manufacturing. Although they are both methods used to connect electronic components, there are significant differences in process flow, applicable scenarios, and characteristics.
What steps do reflow soldering go through in SMT surface mount processing
In SMT surface mount processing, reflow soldering is a key step, including preheating, insulation, reflow, and cooling. Each step requires precise temperature control and timing to ensure welding quality.
Inspection steps for PCB board pre-processing
In SMT surface mount processing, PCB board pre-processing inspection includes appearance, solder pad pins, component silk screen inspection, cleanliness and anti-static treatment, and advanced testing technology.
Comparison between gold deposition process and tin spraying process in PCB manufacturing
In PCB manufacturing, immersion gold process and spray tin process are two common surface treatment techniques, and they have significant differences in multiple aspects.
How to avoid virtual soldering during SMT processing?
Virtual soldering in SMT processing affects product quality, and it is necessary to optimize welding materials and processes, strengthen PCB board and component management, finely control each process, and strictly inspect and repair quality. Avoid virtual soldering and enhance product competitiveness.
What industries are suitable for small batch SMT surface mount processing?
small batch SMT surface mount processing services are gradually becoming a favored choice for many industries. This service model is not only flexible and efficient, but also effectively reduces production costs and risks, making it particularly suitable for industries with customized and diversified needs for electronic products.
How do the number of PCB layers affect the efficiency and quality of SMT processing?
The number of layers on a PCB (printed circuit board) has a significant impact on the efficiency and quality of SMT (surface mount technology) processing. Including the following factors: wiring density and processing difficulty, thermal conductivity and soldering quality, interlayer insulation and processing stability, design flexibility and manufacturing cost.
The difference between the inner and outer layers of PCB
There are differences in position, function, manufacturing, and cost between the inner and outer layers of PCB. The inner layer is responsible for electrical connections, which is complex and costly to manufacture; The outer layer is connected to the outside world, with simple manufacturing and low cost, but it needs to consider aesthetics and wear resistance.
