01-09 | Industry
PCBA testing is a key step to ensure the quality of production and delivery. It refers to making FCT test fixtures according to the test points, procedures and test steps designed by the customer, and then placing the PCBA board on the FCT test rack
01-08 | Industry
PCBA processing is the most important part of electronic products. Whether the quality of PCBA processing is stable directly affects the quality of electronic products. If PCBA processing can always have stable quality and efficient production efficie
01-08 | Industry
Many customers are concerned about the after-sales of PCBA processing. How to ensure that the received PCBA board meets the quality requirements? First, the customer will cooperate with the PCBA factory to design a test plan to ensure that 100% of
01-08 | Industry
In terms of technology, flexible cracking means excessive bending of the PCB under the ceramic chip capacitor. Ceramic chip capacitors cannot withstand excessive stress due to their brittleness. In order to obtain sufficient electrical performance,
01-08 | Industry
The solder joints are shrivelled/incomplete/vacant after wave soldering , the solder of the insertion hole and the via hole is not full, and the solder does not climb to the pad of the component surface.
01-08 | Industry
How to implement the quality management system in the PCBA processing step?Many companies can easily get ISO9001 certification. However, the certificate doesn't mean that the company's internal management system conforms to specifications.
01-08 | Industry
PCBA manufacturing belongs to the EMS (Electronic Manufacturing Services) electronics manufacturing industry. It refers to the process of turning the design into a product based on the customer's design files (including PCB design, BOM, procedures,
01-08 | Industry
2.1 HDI+ buried hole process, buried hole diameter requirements: as shown in the figure below, the buried hole diameter of DRL2-3 is ≤0.30mm, because the RCC between L1 and L2 is very thin.
01-08 | Industry
The contact requirements of ICT stylus are mainly caused by obstructing objects on the solder joints, which causes the contact resistance to rise, so the stylus is not well-connected. The flux residue is the most insulating material.
01-08 | Industry
Because there are lots of electronic components mounted on the PCBA surface, it has extremely high requirements for ESD static electricity and anti-collision. Therefore, the safe packaging of PCBA boards is particularly important. Many factories use
01-08 | Industry
There are many precision electronic components on PCBA board, and many components are sensitive to voltage. Shocks higher than the rated voltage will damage these components. However, PCBA boards damaged by static electricity are difficult to
01-08 | Industry
The opening of the stencil must be appropriately enlarged or reduced according to the layout of the electronic components on the PCBA board to determine the amount of tin on the pad, so as to achieve the best soldering effect and avoid the occurrence