A Comprehensive Guide to IC Substrates
With the emergence of advanced packaging technologies like chip-scale packages (CSP) and ball grid arrays (BGA), the demand for IC substrates has surged. For electronic engineers and designers, it’s no longer enough to simp
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Comprehensive Guide to PCB Test Points
A test point on a PCB is an exposed metal contact on the outer layer, connected to a network within the circuit. It provides a convenient spot for measuring or probing signals, power, or connections during both production and
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Why Is Trace Width So Important for PCB?
In PCB design, trace width and spacing—these seemingly simple design elements—are often overlooked. Yet they profoundly impact the product. An improper trace design can not only lead to unstable board performance but also
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Why Is Automated Optical Inspection Important for PCBs?
In the PCB manufacturing industry, you’ve probably heard the term "AOI" quite often. At first, you might think it’s just another complex technical term. But in reality, Automated Optical Inspection (AOI) is like a vigilan
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MCPCB Manufacturing: Key Technologies and Advancements
In electronic designs that prioritize higher power density and reliability, the capacity of thermal management is often a key bottleneck. The low thermal conductivity of traditional FR4 PCBs (0.3 to 0.4 W/mK) often falls shor
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AlN vs. Al₂O₃ PCB | How to Choose Ceramic PCB Substrate?
Traditional FR4 PCBs are limited by their low thermal conductivity and thermal expansion mismatch issues, making them highly prone to component failure in high-temperature, high-power scenarios. Ceramic substrates are emergin
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What You Need to Know About Conformal Coating PCB
Conformal coating is a protective polymer film applied to the surface of printed circuit boards. It closely conforms to the shape of the board and its components, forming an impermeable barrier against contaminants and corros
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PCB Manufacturing Material: A Complete Guide to FR-4
FR-4 is the most commonly used dielectric material in the manufacture of PCBs, which is made of fiberglass cloth compounded with epoxy resin, of which "FR" stands for "Flame Retardant" and "4" is the grade number of the mater
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What Causes PCB Warpage?
PCB warpage is a seemingly small but far-reaching hidden killer in the electronics manufacturing industry. When PCB warpage occurs, it can lead to major problems: Poor component contact: A warped PCB makes poor electrical and
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What Is the Difference Between Medical PCB and Ordinary PCB?
In the field of medical equipment, PCB, as the carrier of electronic components, is the core component to ensure the safety and reliability of the equipment. There are significant differences between medical PCBs and ordinary
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