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Definition of pcb cold welding

Definition of pcb cold welding

In modern electronic assembly welding, the distance of cold welding is 0.5mm μ High incidence of reflow soldering defects in CSP packaging chips of BGA. In BGA...

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How does smt chip factory design the safe spacing of PCB?

How does smt chip factory design the safe spacing of PCB?

In general, there are many places for pcb plants to consider the problem of safe spacing in the design of pcba. There are two categories: one is electrical rela...

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Fault analysis of pcb and pcba

Fault analysis of pcb and pcba

In the fault analysis of pcb board reliability, the fault mechanisms of the same fault mode are complex and diverse. smt technical engineers need to have correc...

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What are the advantages of circuit board manufacturers

What are the advantages of circuit board manufacturers

General circuit board structure design and process manufacturing requirements are very high, the higher the number of layers is more difficult. Suitable for mor...

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How to distinguish the first order, second order and third order of HDI PCB

How to distinguish the first order, second order and third order of HDI PCB

The second order HDI PCB is troublesome. One is alignment, the other is punching and copper plating. There are many kinds of second order designs. One is stagge...

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Detailed explanation of circuit board manufacturing process and precautions

Detailed explanation of circuit board manufacturing process and precautions

The first-class production comes from the first-class design. Zhongke circuit board manufacturers can not do without your design cooperation. Each engineer shou...

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EMC Design of RF PCB

EMC Design of RF PCB

With the development of communication technology, hand-held radio frequency circuit technology is used more and more widely, such as wireless pager, mobile phon...

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How to Design Different Spacing in PCBS

How to Design Different Spacing in PCBS

pacing between conductorsAs far as the processing capacity of mainstream PCB manufacturers in Shenzhen is concerned, the minimum distance between conductors sha...

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Why the through hole on the circuit board must be plugged

Why the through hole on the circuit board must be plugged

The conductive hole Viahole is also called conductive hole. In order to meet customer requirements, the conductive hole of the circuit board must be plugged. Af...

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