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What are the methods for PCB board dissection?
ByGrace August 15, 2025August 15, 2025
PCB board dissection is crucial aspect of PCB design.However,because it involves sanding(a hazardous task）and tracing (a simple,repetitive task),many designers are reluctant to undertake this task.Many even believe that PCB board dissection is not a technical task,something that junior designers can handle with minimal training.This perception is somewhat common,but as with many tasks,there are certain techniques…
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What is the shelf life of PCBs?Extending the Lifespan of PCBs.
ByGrace August 14, 2025August 14, 2025
The PCB industry is one of the most important areas for a country’s economic growth and maintenance.However, in the past ,no one cared about the shelf life of PCBs.There are many reasons for this. Perhaps due to a lack of knowledge and resources,manufactures failed to understand the shelf life of PCBs and failed to consider…
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PCB design and Process Specification
ByGrace August 14, 2025August 14, 2025
As a PCB layout engineer,printed circuit board(PCB)design is your bread and butter.Not only must you diligently”draw the line”,but you must also maintain a holistic understanding and understand the entire process.Generally speaking,PCB design consist of three main parts：preliminary preparation,pcb design,and post-processing. I.Preliminary Preparation 1.Clarify the design goals,select the component types,confirm the overall plan,and produce a written…
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Achieving Efficient Automated PCB Routing Design
ByGrace August 13, 2025August 13, 2025
Although current EDA tools are powerful,PCB design remains challenging as PCB dimensions shrink and device density increases.How can we achieve high PCB routing yields and shorten design time?This article introduces design techniques and key points for PCB planning layout,and routing.While PCB design time is shrinking,shrinking board space,increasing device density,extremely stringent layout rules,and large component are…
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Common PCB Design Mistakes
ByGrace August 12, 2025August 12, 2025
When developing electronic products,PCBs are used to connect electronic component to each other.Therefore,even small design errors can lead to complete failure.While new design tools have reduced the cost of pcb manufacturing over the past few years,poor PCB design can also increase costs.Therefore,PCB designer must avoid these PCB design mistakes. Incorrect PCB component landing patterns PCB…
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How to Understand Proper PCB Handling Procedures
ByGrace August 12, 2025August 12, 2025
At work, I ensure that assembled PCBs avoid these types of errors. With hundreds of tiny components soldered onto them, PCBs are less robust than you might imagine. If handled improperly, you risk complaints from unhappy system installers whose circuits may not function properly. Should PCB Designers Be Concerned About PCB Handling? Odds are, you’re…
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Principle of Parallel PCB Design
ByGrace August 12, 2025August 12, 2025
PCB design has become increasingly complex as the complexity of the devices they carry increases.For a long time,circuit designers have worked in isolation,then then transferred the completed schematics to PCB designers.PCB designers the completed their work independently and transferred the Gerber files to the PCB fabricator.These three groups worked in isolation,with lilttle communication. With the…
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Discussion on Vias in PCB Design
ByGrace August 11, 2025August 11, 2025
Vias are a crucial component of multilayer PCBs, and drilling costs typically account for 30% to 40% of the overall PCB fabrication cost. Simply put, every hole on a PCB can be called a via. Based on their function, vias can be categorized into two types: one for electrical connection between layers; the other for…
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PCB technology
ByGrace August 11, 2025August 11, 2025
IN PCB design,routing is a crucial step in completing a product design.It’s a process that demands the most attention,requires the most skill,and requires the most effort.PCB routing can be performed in single-sided,double sided,or multi-layer configurations,There are two routing methods；automatic routing and interactive routing.Before automatic routing and interactive routing.Before automatic routing and interactive routing.Before automatic routing,interactive…
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Cause of PCB Inner Layer Shorts
ByGrace August 9, 2025August 9, 2025
1.Impact of Raw materials on inner layer Shorts: The dimensional stability of multilayer PCB materials is the primary factor affecting the positioning accuracy of inner layers.The thermal expansion coefficients of the substrate and copper foil must also be considered.Regarding the physical properties of the substrate used,laminates all contain ploymers,which undergo a structual changes at a…
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How to prevent sagging and Fracture in flexible PCBs
ByGrace August 9, 2025August 9, 2025
A flexible circuit board’s neutral bending axis may not be exactly in the center of the circuit stack.Proper handling of flexible circuits can help prevent dents and fractures in flexible PCBs. Flexible PCBs are as much mechanical devices as they are electrical devices.The arrangement of conductors should allow the entire circuit to function reliably and…
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How to Achieve High-performance PCB Design Engineering
ByGrace August 8, 2025August 8, 2025
Main text: Driven by Moore’s Law,the electronics industry is seeing increasingly powerful products,higher levels of integration,faster signal speeds,and shorter product development cycles. Consequently,PCB design has entered the era of high-speed PCB design.PCB are no longer simply a means of interconnection,but have become a crucial component in all electronic products.This article comprehensively analyzes all aspects of…
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How to Effectively prevent Excessive PCB corrosion
ByGrace August 6, 2025August 6, 2025
Excessive corrosion of pcb is a serious problem that can lead to short circuits,reduced current capacity,increased resistance,and even affect the overall performance and lifespan of the device.To prevent this,multiple aspects must be addressed,including design,material selection,manufacturing process,storage environment,and maintenance.The following will discuss in detail strategies for effectively preventing excessive pcb corrosion 1.Preventive Measure During the design…
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How Signals Propagate in PCBs
ByGrace August 5, 2025August 5, 2025
Designing printed circuit boards for electromagnetic compatibility(EMC) requires a deep understanding of signal propagation from the perspective of electromagnetic fields and currents.they help us design PCBs with low electromagnetic field emission and low sensitivity to external radiation or interference. In the first article in the “Mastering EMI Control in PCB design”series, we will delve deeper…
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Disadvantages and limitations of PCB Panelization
ByGrace August 4, 2025August 4, 2025
1.Why is panelizaiton necessary during pcb production?And then,after SMT printing,do we need to go though the hassle of cutting the PCB into individual boards? 2.What is the purpose of the PCB edge? 3.Isn’t it said that the less board material used ,the cheaper it is?what is the board material used,the cheaper it is?What is the…
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