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Difference between Y1 and Y2 capacitors

There are many types of Y capacitors, including Y1, Y2, Y3, and Y4, among which Y1 and Y2 capacitors are used most frequently. Y1 and Y2 capacitors are not exactly the same, what is the difference between them?...
 

Specifications and precautions of stencil opening in SMT processing

The design of stencil opening is one of the main means to optimize the SMT process, and it is also an important factor affecting the quality of the SMT process. the specifications and precautions of stencil opening....
 

Methods to reduce noise and electromagnetic interference in PCB design

how to improve the anti-interference ability of PCB has become the focus. The following are the methods summarized by PCB engineers to reduce noise and electromagnetic interference in PCB design....
 

What is surge in the power supply system

A surge is a transient disturbance that causes an instantaneous voltage on the power supply net to exceed the rated normal voltage range under certain conditions....
 

X1 and X2 safety capacitors

The most commonly used safety capacitors are X1 and X2 safety capacitors. The question is, which one is better, X1 or X2 safety capacitors?...
 

Temperature setting of lead-free reflow soldering

China PCBA factory SYS Technology takes tin-silver-copper solder paste as an example to explain what temperature set of the lead-free reflow soldering in each temperature zone....
 

Simple RC delay circuit

Based on the principle of cost saving and energy investment, the simplest is a simple RC delay circuit, one capacitor and one resistor can achieve a rough delay function....
 

Cooperation process of PCBA contract manufacturing

what is the cooperation process of PCBA contract manufacturing? China PCBA contract manufacturer will take you to learn more about it....