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- [Company News]Five types of flexible circuit boards2021/01/26/ 15:02
- There are five main types of flexible circuit boards: from single-layer to multi-layer options, and can also include more rigid designs.
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- [Posts]What is FPC board etching process?2021/01/25/ 15:09
- FPC flexible circuit board etching is that the etching solution is evenly sprayed on the surface of the copper foil through the nozzle under a certain temperature condition (45+5), and the oxidation-reduction reaction occurs with the copper that is not protected by the etching resist, and the unwanted copper After reaction, the substrate is exposed and the circuit is formed after stripping.
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- [Posts]What is HDI circuit board?2021/01/22/ 13:57
- HDI circuit board (High Density Interconnector) is a circuit board with a relatively high line distribution density using micro blind buried via technology.
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- [Posts]What are the characteristics of PCB assembly printed circuit boards?2021/01/21/ 17:32
- Printed circuit boards used as PCB assembly and interconnection must adapt to the rapid development of current PCB assembly technology.PCB assembly printed circuit boards have become the mainstream products of current PCB manufacturers.
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- [Company News]What are the material inspections before SMT processing2021/01/20/ 15:29
- Incoming material inspection before SMT assembly is not only the basis for ensuring the quality of the SMT assembly process, but also the basis for ensuring the reliability of SMA products. Only qualified raw materials can have qualified products. Therefore, the incoming inspection of SMT patch processing is to ensure the reliability of SMA. Important link.
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- [Posts]SMT mounting method for double-sided circuit boards2021/01/19/ 11:55
- As circuit boards become more integrated, double-sided mounting circuit boards will be widely used in the future. Terminal products are getting smaller, smarter, and more integrated. Components with various functions are stacked on a PCB circuit board, so it is necessary to use both sides A and B of the circuit board.
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- [Posts]What are the effects of solder balls in PCBA board guide holes?2021/01/14/ 16:58
- When smt patching, you will encounter the phenomenon of tin beads hidden in the guide holes of the spray tin plate. What impact will this phenomenon cause?
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- [Company News]Why does the conformal paint turn white near the PCBA solder joints?2021/01/13/ 16:20
- The three-proof paint around the solder joints of PCBA Board turns white, and it will fall off with a slight scraping. The white substance will disappear immediately after heating or cleaning, and it is tightly integrated with the PCB and is not easy to be scratched. How does this happen? What about?
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- [Posts]Causes and solutions of short circuit in PCBA patch processing2021/01/12/ 14:19
- In the production process of PCBA patch processing, some processing defects sometimes appear. Short circuit is one of the more common ones, and it can also be said to be a relatively primary processing defect. For PCBA factories, this kind of short-circuit phenomenon cannot be tolerated.
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- [Posts]The manufacturability of PCBA board needs attention2021/01/06/ 17:00
- When designing PCBA boards, engineers must reduce costs and improve assembly quality while meeting the requirements of the overall mechanical and electrical performance, mechanical structure and reliability. So, what issues should be paid attention to in the design of PCBA board manufacturability?
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- [Company News]What effect does the color of the PCB board have on the PCB?2021/01/05/ 16:57
- What is the color of the PCB board? As the name suggests, when you get a PCB board, the most intuitively you can see the oil color on the board, which is what we generally refer to as the color of the PCB board. Common colors include green, blue, red and black, etc. Wait.
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- [Posts]PCBA process: prevent failures caused by reflow soldering2021/01/04/ 17:19
- Reflow soldering is a surface mount technology (SMT) process that is used to connect components to the top layer of the PCB. For double panels, the bottom layer is the same. The process involves running the circuit board through an oven and going through a four-stage profile: preheating, soaking, reflow, and cooling.
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- [Company News]The difference between Plating Through Hole, Blind Via Hole and Buried Hole2020/12/31/ 15:44
- We all know that circuit boards are made up of layers of copper foil circuits, and the connections between different circuit layers are via vias. This is because today's circuit board manufacturing uses drilled holes to connect to different The difference is that the purpose of the circuit board is to be energized, so a layer of conductive material must be plated on its surface so that electrons can move between them.
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- [Company News]DIP assembly and process flow2020/12/30/ 10:42
- The dual in-line package is also called DIP assembly, or DIP for short. It is an integrated circuit assembly method. The shape of the integrated circuit is rectangular, and there are two parallel rows of metal pins on both sides, called pin headers. DIP assembled components can be soldered in the through holes plated on the printed circuit board or inserted into the DIP socket.
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- [Posts]Electrostatic discharge (ESD) harm to PCBA processing2020/12/29/ 09:42
- In PCBA processing, frictional electrification and human body electrification often occur. PCBA products are inevitably exposed to external or self-contact friction during the production, packaging and transportation, and processing, debugging, and testing of the assembled machine. Surface potential.
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- [Company News]The damage of static electricity to PCBA circuit board2020/12/28/ 11:48
- Static electricity is extremely harmful to microelectronics operations. The protection of static electricity in electronics factories is often severe. But why do electronics factories prevent static electricity? How does static electricity damage integrated circuits after all.
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- [Posts]The difference between leaded pcb and free lead pcb2020/12/26/ 09:44
- Wastewater discharge from the PCB lead process, and after the lead PCB products are discarded, whether they are disposed of by burying or incineration, the lead component will eventually return to the environment through the media, causing serious lead pollution, which is harmful to the environment and human survival Bring great harm.
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- [Company News]Ceramic PCB circuit board2020/12/25/ 17:02
- Ceramic PCB boards are much better than ordinary glass fiber PCB boards due to heat dissipation, current-carrying capacity, insulation, thermal expansion coefficient, etc., so they are widely used in high-power power electronic modules, aerospace, military electronics and other products .
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- [Posts]Assembly process of single-sided SMT circuit board2020/12/23/ 16:01
- A surface coating paste-component placement-reflow soldering-flip board-B side red glue-component placement-glue curing-flip board-A side plug-in-pin bending ——Wave soldering——Cleaning——Inspection——Rework Double-sided hybrid assembly PCB board has conductive layer on both sides (ie double-sided board)
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- [Posts]What is DIP assembly? What are the characteristics of DIP?2020/12/22/ 16:51
- DIP is one of the basic components of electronic components. It is called dual in-line assembly technology. It refers to the integrated circuit chip assembled in the dual in-line form, which is also used in most small and medium-sized integrated circuits. The number of pins generally does not exceed 100.
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