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Pin Grid Array (PGA) vs Ball Grid Array (BGA) Guide

22 May 2025 15:33:50 GMT

Table of ContentsPGA Packaging (Pin Grid Array)Chips packaged with this technology feature multiple square arrays of pins both inside and outside. Each square array of pins is arranged at specific intervals along the chips perimeter, forming 2 to 5 co…

What are dry solder joints and solder beads?

20 May 2025 14:48:11 GMT

Table of ContentsDuring the PCB (printed circuit board) assembly process, dry solder joints and solder beads are very common welding defects, which may cause circuit malfunction or even failure. Lets take a deeper look at what dry solder joints and so…

Why PCB Design Needs Mechanical Collaboration

20 May 2025 14:29:26 GMT

Table of ContentsA perfect electronic product cannot be achieved solely with excellent PCB (Printed Circuit Board) design. Just as beautiful flowers need fine brocade and a good horse needs a suitable saddle, the electronic part of the PCB carrying yo…

What is an FPC Flexible Board?

19 May 2025 15:29:09 GMT

Table of ContentsPCBs (Printed Circuit Boards) are classified by flexibility into three types: rigid circuit boards, flexible circuit boards, and rigid - flex boards. The intuitive difference between rigid PCBs and flexible PCBs is that flexible PCBs …

Flexible PCB Circuit Materials

16 May 2025 17:30:29 GMT

Table of ContentsWith the rapid and continuous development of electronic products, the field of electronic assembly technology faces severe challenges one after another. To keep pace with advancements in electronic technology, bold innovations have be…

Three-Proof Paint: Brush, Dip & Spray Coating Guide

14 May 2025 17:19:05 GMT

Table of ContentsThe Brush Coating Method in the Operation Process of Three-proof PaintIntroductionThe brush coating method is the simplest coating method. It is usually used for local repair and maintenance, and can also be used in laboratory environ…

Introduction to PCB Surface Finishing Processes

13 May 2025 13:36:53 GMT

Table of ContentsRequirements for PCB Surface Coating in SMT AssemblySurface Coating Types: Common surface coating types include electroless Ni/Au, electroless Ag, electroless Sn, OSP (Organic Solderability Preservative), and lead-free hot air levelin…

Three PCB Fabrication Styles & Their Process Flows

12 May 2025 15:16:29 GMT

Table of ContentsDescriptionPCB fabrication styles are divided into direct fabrication system, direct - circular fabrication system, and circular fabrication system. The accoutrements used are photosensitive paste, photosensitive film, and circular fi…

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