A collection of circuit diagrams for electronic mastery
At present, there are too many circuit board factories and they are very miscellaneous. Electronic manufacturers to choose a wide range, and it is difficult to choose the right manufacturers.
At present, there are too many circuit board factories and they are very miscellaneous. Electronic manufacturers to choose a wide range, and it is difficult to choose the right manufacturers.
Usually, the power consumption and heat dissipation of high-speed circuits are also large, so sufficient attention should be paid to the high-speed PCB.
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For integrated circuits, due to the increase in edge speed, if no other measures, the length of the line is greatly shortened to maintain the integrity of the signal.
Transmission delays on ground and interconnect lines in high-speed systems are also factors to be considered in system design.
In order to obtain the best performance of electronic circuits, the layout of components and wires are very important, and wiring as the top priority of PCB design process, which will directly affect the performance of PCB board.
The role of PCB board is not only to combine scattered components, but also to ensure the regularity of circuit design, a good way to avoid the chaos and error caused by manual wiring and wiring.
Almost all PCB design software includes a tool called an autocabler, but the autocabler never does the wiring for itself.
Considering the performance and processing efficiency of PCB, the preferred process sequence is as follows: 1. If the component surface is mounted on one side, it is formed by reflow welding; 2. 2. If the component surface patch and plug-in are mixed: one
The PCB process design requirements are introduced in detail: 1, test point addition, 2, optical location point, 3, add working edge, 4, film file output, 5, plate rules, 6, board information annotation
PCB design impedance matching: PCB design impedance matching refers to a suitable collocation between the signal source or transmission line and the load. According to the access mode PCB design impedance matching has serial and parallel two ways; Accordi
Polygon filling deviation usually occurs when polygon plating copper on multi-grid circuit boards. While it does not have a standard based on a single grid, it can provide service beyond the required life of the boards.