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2022-04-22
It introduces the application of PCB board design tools to solve these problems, such as skin effect and dielectric loss, the effect of vias and connectors.
2022-04-21
The printed circuit boards industry is shifting the surface treatment from hot air leveled tin spray (tin-lead eutectic) to other surface treatments.
The choice of etching solution is very important, and it is so important because it directly affects the accuracy and quality of high-density thin wire images in the printed circuit boards manufacturing process.
2022-04-20
After the copper clad laminate is processed to produce printed circuit boards, through holes, and assembly holes, various components are assembled.
When the hot liquid solder dissolves and penetrates into the metal surface of the PCB board to be soldered, it is called metal tinning or metal tinning.
2022-04-19
Shearing is a step in the mechanical operation of the printed circuit boards, and the rough shape and outline can be given by shearing.
This paper describes a systematic approach to writing a PCB board design rule checker (DRC).
2022-04-18
Other items are the same as the whole plate electroplating on PCB board.
This article presents printed circuit boards drill press controller based on an I²C bus and dual ARM microcontrollers.
2022-04-15
At present, most hardware engineers only design PCB board by experience.
Online testing principle: The basic principle of online testing is that the tester provides input excitation for the chip under test on the printed circuit boards.
2022-04-14
In high-speed PCB board design, the impact of signal integrity problems on the reliability of circuit design is becoming more and more obvious.
Among the requirements for non-electrolytic nickel coating on PCB board, the non-electrolytic nickel coating should perform several functions:
2022-04-13
At present, with the continuous emergence of products using large-scale integrated circuits, the installation and testing of the corresponding PCB board have become more and more difficult.
The blanking of printed circuit boards, holes and shapes can be processed by die punching.
2022-04-12
Regarding the signal return and cross-segmentation in high-speed PCB board.
Looking back at the development of the electronic PCB board industry process in recent years, we can notice a clear trend that is reflow soldering technology.
2022-04-11
At present, in the operation cycle of copper sinking, whole PCB board electroplating and pattern transfer in the production process of double-sided and multi-layer PCB boards.
On the unknown printed circuit boards,when an electronic engineer performs the inverse design or maintenance of electronic equipment, he first needs to understand the connection relationship between the components.
2022-04-07
Printed circuit boards are the support for circuit elements and devices in electronic products.
