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  • pcb multilayer board manufacturer design over hole considerations

    pcb multilayer board manufacturer design over hole considerations

    The most important design of the production of multilayer PCB circuit board is the design of the hole and line alignment design, on the current PCB multilayer board mostly used in communications, medical and other fields, multilayer board manufacture...

    2021-08-23
  • Difference between multi-layer circuit boards and double-sided boards

    Difference between multi-layer circuit boards and double-sided boards

    What is a double-sided PCB? Double-sided boards have wiring on both sides, but in order to use the wires on both sides, there must be a proper circuit connection between the two sides, and this bridge between the circuits is called a guide hole. Guid...

    2021-08-16
  • Note on pcb outsourcing processing

    Note on pcb outsourcing processing

    Wires: 1. Minimum line spacing: 6mil (0.153mm). Minimum line spacing, that is, the line to line, line to pad distance of not less than 6mil from the production point of view, is the greater the better, generally in the conventional 10mil, of course,...

    2021-08-12
  • pcb four layer circuit board preservation time has how long

    pcb four layer circuit board preservation time has how long

    pcb four-layer circuit board preservation time how long four-layer board concept Four-layer board (4 layers) refers to the circuit printed circuit board PCB Printed Circuit Board made of 4 layers of glass fiber, which can reduce the cost of PCB but t...

    2021-08-10
  • The difference between pcb double-layer board and four-layer board

    The difference between pcb double-layer board and four-layer board

    Custom circuit board double-sided four layers is the most common, including double-sided board applications are the most extensive, four-layer board followed by the pcb double-layer board and four-layer board with the naked eye is unable to identify,...

    2021-08-05
  • Analysis of the causes of damage to printed circuit boards

    Analysis of the causes of damage to printed circuit boards

    With extended use, printed circuit boards can encounter a variety of problems. From damaged alignments that affect the conductivity of the board and circuit to component failures where capacitors or diodes are about to disappear, there are many point...

    2021-08-03
  • Notes on pcb drilling production

    Notes on pcb drilling production

    pcb drilling is the primary link in the printed circuit board, different layers of circuit board conductive graphics between the copper foil line is to use this hole to guide or connect up, but can not be inserted into the component legs or other enh...

    2021-08-02
  • Common faults caused by moisture on circuit boards

    Common faults caused by moisture on circuit boards

    Common faults caused by moisture in circuit boards, due to changes in circuit parameters of the circuit board and lead to circuit board failure. Circuit boards in the circuit board is in a short circuit state, resulting in circuit board failure, sign...

    2021-07-30
  • pcb circuit board processing process may cause the board surface quality is bad in which 4 kinds of s

    pcb circuit board processing process may cause the board surface quality is bad in which 4 kinds of s

    1, the problem of substrate technology processing: especially for some thinner substrates (generally below 0.8mm), because the substrate is less rigid, it is not appropriate to use the brush board machine to brush the board. This may not be able to e...

    2021-07-29
  • pcb Frequently Asked Questions

    pcb Frequently Asked Questions

    I. Pad overlap 1. Overlapping of pads (except surface pads) means overlapping of holes, which will lead to drill breakage and hole damage due to multiple drilling in one location during drilling. 2. Overlap of two holes on a multilayer board. For exa...

    2021-07-27
  • Comparison of advantages and disadvantages of SMT stencil processing methods

    Comparison of advantages and disadvantages of SMT stencil processing methods

    The initial SMT stencil manufacturing process is mainly photographic and then chemical etching. Of course, there is also the laser cutting method or electroforming method to process the SMT stencil. In the process of continuous production and process...

    2021-07-23
  • Irregular shape PCB to add process edge?

    Irregular shape PCB to add process edge?

    What is pcb circuit board process edge? pcb process edge is to assist the production of plug-in board, welding over the wave crest on both sides or four sides of the PCB board to increase the part, mainly to assist production, does not belong to the...

    2021-07-21
  • PCB slotting role and purpose

    PCB slotting role and purpose

    PCB slotted role: For some power supply board with particularly high current, between the components of the high voltage, PCB slotted can only be used to prevent creepage distance is not enough to prevent PCB moisture leakage current increases, can b...

    2021-07-19
  • PCB hardboard lamination design tips

    PCB hardboard lamination design tips

    PCB according to the material can be divided into PCB hard board and PCB software two types, PCB hard board refers to the non-bendable circuit board, the application field is very wide, from large to aviation and military, small to household applianc...

    2021-07-16
  • What is PCB and what is the history and development trend of PCB design?

    What is PCB and what is the history and development trend of PCB design?

    PCB (Printed Circuit Board) printed circuit board, also known as printed circuit board. It is the carrier of electronic components in electronic products, but also the provider of electronic components circuit connection. The traditional circuit boar...

    2021-07-15
  • What is the difference between PCB hard board and FPC soft board?

    What is the difference between PCB hard board and FPC soft board?

    We are a professional printed circuit board manufacturer, more than 20 years focus on single, double-sided, multilayer circuit board production and production. We can provide impedance board, HDI board, blind buried hole board and other multilayer PC...

    2021-07-14
  • What are the requirements for printed circuit board standards

    What are the requirements for printed circuit board standards

    Whether it is the PCB industry or other manufacturing industries, there are some basic printing standards specifications for professional PCB manufacturers, printed circuit boards need to meet the following basic standards to qualify. 1 IPC-SA-61A/62...

    2021-07-12
  • 6-layer circuit board PCB wiring experience sharing

    6-layer circuit board PCB wiring experience sharing

    6-layer pcb board has two layers of ground, wiring can be separated from the analog ground and digital ground, for the unified ground or separate ground, involving electromagnetic interference in the signals minimum return path problem, after drawing...

    2021-07-07
  • What is the minimum over-hole of pcb double panel

    What is the minimum over-hole of pcb double panel

    Different production enterprises for custom pcb double panel minimum over hole process capability are different, different positioning standards determine the custom production capacity, now the domestic market pcb double panel over hole in general m...

    2021-07-06
  • What is BGA in SMT placement processing?

    What is BGA in SMT placement processing?

    SMT chip processing BGA is a packaging method, BGA is the abbreviation of English BallGridArray, translated into Chinese as ball grid array package. With the continuous development of electronic technology in the 1990s, IC processing speed has also b...

    2021-07-03
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