How to Defeat Interference in PCB Design

With constant development of information technology, electronic products are becoming increasingly complicated in terms of their functions, categories and structures, driving PCB design towards direction of multiple layers and high density. As a result, much attention has to be paid on EMC (Electromagnetic Compatibility) of PCB design since ...

The Commonest Mistakes Engineers Tend to Make in PCB Design

Engineering mistakes can never be avoided. Don't be silly to believe that those mistakes stand for low level or void of excellence in PCB design capability. However, most of mistakes engineers tend to make derive from their excessive considerations in terms of system efficiency, signal integrity, low energy ...

How to Defeat Control Power Supply Grounding Defects Based on Insulation Reduction in PCB Design

In the ordinary 380V AC distribution system, control power supply usually derives from DC power system. As a critical standby power supply and control power supply of power plants, the most ordinary and dangerous defect of DC system lies in DC grounding defect. Based on a frequently-occurred ...

Should Non-Functional Pads be Removed or Kept in Vias of High-Speed PCB?

High-speed signals have been a hot topic that can't be avoided by communication industries. With the increase on amount of transmitted information and transmission speed rate, high-speed signals have become gradually significant. High-speed PCB is a loading board of high-speed signals ...

Elements Ensuring Excellent PCB Pad Design for QFN

With the development of electronic component package technologies towards miniature, light weight and high performance, it has been a development trend of electronic components to increase component function density and decrease spacing between input terminals and output terminals, which is ...

Signal Integrity Analysis and PCB Design on High-Speed Digital-Analog Mixed Circuit

In the process of electronic system whose clock frequency increasingly rises, signal integrity issues come out gradually such as incorrect timing sequence and incorrect reflection of transmission lines, badly influencing the normal running of circuit system. Furthermore, traces on PCB become so compact ...

Ensuring First-Time Success in PCB EMC Design

Development of electronic communication technology has led to increasingly wider applications of wireless RF and control circuit technology. The performance index of RF circuit directly influences the quality of the whole product. All these products have one advantage in common that ...

High-Speed PCB Design Challenges on Signal Integrity and Their Solutions

With the constant progress of electronic technologies, increasing high frequency of clock in digital system, increasingly short rising edge time, PCB system has become a system structure with high performance, far more than just a platform supporting components. From the perspective of electric performance ...

Laptop PCB Assembly Technique

With the flourishing and wide application of laptops, it has become overarching to improve product quality and manufacturing efficiency and key technique and product quality control in the process of laptop production have attracted the most concentration. Based on the analysis on key technique in terms of PCB design, miniature ...

How to Analyze and Prohibit Impedance of High-Speed PCB Power

With the escalation of complexity of PCB design, stable and reliable power supply has become a new trend of research on high-speed PCB design. Especially when the number of switching components keeps constantly improving and Vcore constantly decreasing, the fluctuation of power ...

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