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Focus on the latest articles that cover topics ranging from the latest technologies to best practices and industry news for PCB.
Oct 30, 2026
Drilling is one of the fundamental processes in PCB fabrication, but the drilling requirements of a board can have a surprisingly large effect on manufacturing cost. A simple two-layer PCB with standard through-holes is relatively straightforward to fabricate. A high-density multilayer PCB with hundreds of small vias, high aspect-ratio holes, blind vias, buried vias, or […]
Oct 20, 2026
Oct 19, 2026
6 layer PCBs provide an excellent balance between routing density, signal integrity, and manufacturing cost. They are widely used in industrial control, communication equipment, automotive electronics, and embedded systems.
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Jul
PCB stackup design directly affects signal integrity, EMI performance, impedance control, manufacturability, and long-term reliability. This guide explains stackup fundamentals, layer arrangement strategies, common multilayer configurations, and best practices for high-speed PCB design.
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Jun
Selecting the right high frequency PCB material is critical for signal integrity, insertion loss, impedance stability, and long-term reliability. This guide explains the key electrical and mechanical properties engineers should evaluate when choosing PCB materials for RF, microwave, 5G, radar, and high-speed digital applications.
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TOPFAST has launched a dedicated PCB Assembly Quote portal for SMT assembly, turnkey PCBA, and component sourcing projects. Submit your files for engineering review and quotation support.
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TOPFAST has launched a dedicated Flexible PCB Quote portal for flex PCB and rigid-flex PCB projects. Submit your files for engineering review and quotation support.
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TOPFAST has launched dedicated quote portals for PCB fabrication, advanced PCB, flexible PCB, and PCB assembly projects, providing faster engineering review and more accurate quotations.
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TOPFAST has launched a dedicated Advanced PCB Quote portal to support HDI, high-frequency, high-speed, and complex multilayer PCB projects with professional engineering review and quotation services.
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PCB vias are critical electrical interconnections within multilayer circuit boards. Via failures can cause intermittent connections, signal degradation, and complete system failure. This guide explains the most common causes of PCB via failures, inspection techniques, reliability testing methods, and proven prevention strategies used in modern PCB manufacturing.
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PCB delamination is one of the most serious reliability issues in printed circuit board manufacturing. It can lead to electrical failures, mechanical instability, and reduced product lifespan. This guide explains the causes of PCB delamination, inspection methods, prevention strategies, and best practices for improving PCB reliability throughout fabrication and assembly.
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TOPFAST has been recognized by CCTV-2 for its commitment to manufacturing excellence, product quality, and innovation. This milestone reflects the company’s growing influence in the PCB and PCBA industry and reinforces its reputation as a trusted partner for global electronics manufacturing projects.
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International electronics manufacturing requires strict adherence to regional compliance standards, including RoHS/REACH for Europe, FCC/UL for the United States, and UKCA for the United Kingdom.
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PCB turnkey solutions integrate front-end engineering, PCB fabrication, 100% authorized component sourcing, SMT/THT assembly, and testing into a single-vendor system to eliminate supply chain fragmentation.
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