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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.
Jul 08, 2025
The classification and differences between active and passive components in electronic circuits are explained in detail, along with the working principles and typical applications of common components such as transistors, integrated circuits, resistors, and capacitors. Recommendations for component selection in actual circuit design are also provided.
Jul 07, 2025
Jul 04, 2025
08
Jul
PCB assembly is a critical step in electronics manufacturing, but it often encounters issues such as poor soldering, component damage, and short circuits/open circuits. By analyzing the causes of these issues and providing practical solutions from the design stage to the production process, including professional recommendations on pad optimization, routing rules, and inspection technology selection, we help you avoid common PCB assembly defects.
07
Comprehensive comparison of single-layer and double-layer PCBs in terms of structure, performance, and application scenarios, providing professional selection recommendations. At the same time, we introduce TopFast's technical advantages and service features in the PCB manufacturing field to help customers obtain the best circuit board solutions.
04
Introduces the design and installation of PCB positioning holes, analyzes the technical details of pin and socket connections, provides professional solutions to five common connection problems, and summarizes the best practices of PCB connection design to improve product reliability.
13
Jun
Microvia technology forms tiny connections of less than 150 microns on PCBs through advanced processes such as laser drilling, which significantly improves wiring density and signal integrity. This article will systematically introduce the core advantages of microvia technology, processing technology, design specifications, and for plating voids, drilling deviation, thermal stress fracture and other five common problems to provide professional solutions.
12
Eighteen-layer PCB key technology-microvia design, including the definition of microvia technology, core advantages and the application value in complex multilayer boards, the three common problems provide professional solutions, as well as in the future development prospects of electronic equipment.
11
Microvia technology for 14-layer printed circuit boards, from laser drilling specifications to solving plating defects and signal reflection problems, we offer viable solutions backed by manufacturing data.
10
What is PCB layout, and its importance? If you want to ensure the reliability of PCB products, you must first do the following three things 1. What is the PCB? PCB is the core carrier of modern electronic products, which connects various electronic components through precise copper foil alignment to realize the function of circuit […]
09
The 28th Iran ELECOMP Exhibition (June 29-July 2, 2025) will bring together top electronics manufacturers, suppliers, and innovators in Tehran. As Iran’s largest electronics trade fair, it offers unmatched B2B networking, government-backed opportunities, and insights into the region’s growing tech market.
Topfast's complete production process of four-layer PCB boards from design to finished product, including precision stacked layer design, high-precision inner layer production, lamination process control and other key technology links, and provide professional solutions for common problems such as layer delamination, impedance control, drilling quality and so on.
An in-depth analysis of how surface mount technology (SMT) has become the industry standard for electronics manufacturing, detailing its significant advantages in terms of space utilization (up to 50% higher), production costs (up to 40% lower), product reliability and productivity.
06
The concept of halogen-free PCBs, international standards and their differences from traditional halogen-containing circuit boards. It covers the flame retardant principle of halogen-free materials, performance characteristics, manufacturing process adjustments and applications in consumer electronics, automotive electronics, medical devices and other fields.
05
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