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2021-10-16
Matters needing attention in high frequency circuit boardsWhen we are producing high-frequency circuit boards, we should...
Selection, production and processing of high-frequency boardOne, the definition of PCB high-frequency boardHigh frequenc...
2021-10-14
High-density HDI circuit boards are concentrated in 4-layer or 6-layer boards, which are connected to each other accordi...
HDI board conceptHigh-density interconnect printed circuit board (HDI board), HDI: High Density Interconnection.The Amer...
Under what circumstances, do we choose to use automotive rigid-flex board, and how to reduce leakage current on the circuit board?
2021-10-13
Why do we need to spray paint on the fingerprint recognition soft and hard board?1. What is the three-proof paint? Thre...
Recently, the customer of the rigid-flex board factory specified that the dielectric constant of FR4 must be 4.5. Howev...
1. Overlap of pads 1. The overlap of the pads (except the surface mount pads) means the overlap of the holes. During t...
For a newly designed soft and hard board, debugging often encounters some difficulties, especially when the board is re...
2021-10-12
Multi-layer circuit boards contain multiple types of working layers, such as: protective layer, silk screen layer, signa...
2021-10-06
Anti-interference design of high frequency circuit boardWith the development of communication technology, wireless high-...
2021-10-05
Circuit board socket solder paste reflowGenerally, circuit board manufacturers perform mixed (soldering) technology (Mix...
2021-09-29
The general structure of jumper holes and blind holes is sufficient for high-density circuit boards, but the density of ...
Smart audio HDI can be divided into single-panel, double-panel and multi-layer boards in structure. Different boards hav...
When hardware engineers are new to multilayer PCBs, it is easy to get dizzy. There are ten and eight layers at every tur...
With the development of electronic products in the direction of "light, thin, short, and small", PCBs have als...
In the PCB design of the circuit board factory, the impedance problem is an inevitable problem. Then, what details shoul...
PCB is the heart of every electronic device. Its importance is not only that it allows electrical connections between va...
Vias (VIA), the copper foil lines between the conductive patterns in different layers of the circuit board are conducted...
Do you know that the PCB traces of the battery circuit board factory do impedance matching? In high-speed PCB design, th...
