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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.
Aug 20, 2025
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.
Aug 19, 2025
Aug 12, 2025
Comprehensive analysis of PCB circuit boards: from the basic structure, core functions to the manufacturing process, in-depth explanation of the types of printed circuit boards, materials, role and production technology.
10
May
The 10-ohm resistor, as a standard resistance value, has become a commonly used component in circuit design due to its moderate resistance characteristics.
09
PCBA (Printed Circuit Board Assembly) refers to the complete manufacturing process of precisely assembling various electronic components onto bare PCB boards.
08
PCBs (Printed Circuit Boards) and PCBA (Printed Circuit Board Assemblies) serve distinct roles in electronics manufacturing. While PCBs are bare boards that provide electrical connections, PCBA refers to fully assembled boards with components, making them functional. The manufacturing processes differ significantly—PCB fabrication involves etching, drilling, and surface finishing, whereas PCBA includes solder paste printing, component placement, and reflow soldering.
07
Printed circuit boards (PCBs) are the core components of electronic products, and their proper cleaning and maintenance are crucial for long-term stable operation.
06
Relay is a kind of electrical control equipment, widely used in various electrical control systems. Commonly used in automation systems, mechanical equipment and household appliances and other fields.
05
Why are circuit boards (PCBs) mostly green? Green soldermask is widely used mainly because it effectively protects the wiring on the board from foreign short-circuiting and also covers the copper wires to enhance their robustness.
04
A wiring harness is an integrated transmission assembly composed of multiple conductors through precision braiding, standardized bundling, and specialized sleeving processes.
03
A quad-layer PCB circuit board is a multilayer circuit board that usually consists of an inner signal layer, an inner power layer, an outer signal layer, and an outer part mounting layer.
02
The 12V SPDT ultra-miniature PCB mount relay is a precision electronic switching device based on electromagnetic principles
01
SMD (Surface Mounted Devices) represent a critical category within SMT (Surface Mount Technology) components. In the early stages of PCB manufacturing, through-hole assembly was entirely manual.
Single-Pole Double-Throw (SPDT) miniature PCB-mounted relays are compact electromechanical switching devices designed for direct mounting on printed circuit boards.
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Apr
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