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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.
Sep 11, 2025
The 2025 FIEE Brazil Exhibition is currently underway at the São Paulo Exhibition and Convention Center. This year's event features dedicated zones for hot topics like photovoltaic energy storage and automation robotics, showcasing products and technologies across the entire industry chain and attracting participation from global industry leaders. Topfast is also exhibiting at the show, offering high-end PCB manufacturing and electronic solutions.
Sep 09, 2025
Sep 04, 2025
11
Sep
Selecting the number of PCB layers is a critical decision in electronic design, directly impacting product performance and cost. This paper systematically analyzes the theoretical limits and practical manufacturing constraints of PCB layer counts, providing a detailed comparison of the advantages, disadvantages, cost structures, and application scenarios for different layer counts (4 to 32 layers).
09
Incoming material inspection for printed circuit boards is a critical step in ensuring electronic product quality. This guide covers the conditions, items, methods, and tools for PCB inspection, encompassing the entire process from visual and dimensional checks to electrical and reliability testing. It includes solutions to common issues and references to industry standards, providing practical guidance for companies to establish an efficient incoming material inspection system.
04
The Importance, Fundamental Principles, and Key Design Methods of Wire Harness Design. This covers core technologies including material selection, cable management, connector selection, and shielding protection for wire harnesses, while providing an in-depth analysis of the core challenges and solutions in wire harness design for smart equipment. It offers engineers a comprehensive design framework and implementation plan.
02
The principles, process flows, and primary methods of PCB electroplating, including through-hole plating, brush plating, finger plating, and roll-to-roll selective plating. This analysis examines the distinctions between electroplating and electroless plating, while exploring surface treatment processes and their role in circuit protection. It provides professional insights for electronics manufacturing practitioners regarding the application and optimization of electroplating technologies.
30
Aug
The 2025 FIEE International Electrical and Smart Energy Expo (Sept 9-12, São Paulo) features renewable energy innovations and Latin American market opportunities. Topfast will showcase specialized PCB solutions for solar, smart grid and industrial applications, offering 17+ years of expertise in high-quality circuit board manufacturing and custom technical support.
29
The 2025 Elecomp Exhibition in Tehran, Iran, will showcase electronic components, printed circuit boards, and manufacturing equipment, highlighting the thriving growth of Iran's electronics market. Key exhibitor Topfast, with 17 years of specialized expertise, provides reliable PCB manufacturing services for the communications, medical, and automotive industries.
A comprehensive overview of 10-layer PCB stackup design, covering standard stackup structures, five configuration options, key design considerations, and best practices. Practical guidance on signal integrity management, impedance control, power distribution optimization, and thermal management to help engineers achieve high-performance and highly reliable multilayer PCB designs.
21
Topfast's rapid PCB manufacturing service covers its 24-72 hour rush delivery capability, multilayer board support, material selection, quality control processes, and industry applications. With advanced equipment, strict standards, and extensive experience, we provide customers with high-speed, reliable PCB manufacturing services.
20
Topfast's Frequently Asked Questions (FAQ) for manufacturing and assembly services cover all aspects from basic inquiries to advanced processes, including document requirements, technical specifications, quality control standards, and special processing capabilities. Whether you need rapid prototyping or large-scale production, you can find professional and reliable solutions here.
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PCB manufacturing produces bare circuit boards, while PCB assembly (PCBA) involves soldering components onto the circuit board. There are key differences in terms of process, cost, and timeline.
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The typical delivery cycle for PCB assembly, from prototyping to mass production, is affected by manufacturing time, component supply, and design complexity.
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Layers 1 Layers 2 Layers 4 Layers 6 Layers 8 Layers 10 Layers 12 Layers 14 Layers
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Quantity 5 10 15 20 25 30 35 40 50 75 100 100+
Thickness 0.4mm 0.6mm 0.8mm 1.0mm 1.2mm 1.6mm 2.0mm 2.4mm
Quantity
Number of Unique Parts
SMT Pads
Thru-Holes
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