domestic pcb manufacturer-Shenzhen Chengchi Circuit Technology Co., Ltd.

Impedance PCB Substrate Selection – Controlling Impedance Accuracy from the Source

**Q: In the manufacturing of impedance-controlled PCBs, how do you select the appropriate substrate material? What are the key specifications to focus on?****A:** The substrate material forms the foundation of impedance-controlled PCB production. Choosing the right material is half the battle won. W

Dec 20, 2025 1

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PCB Panelization: Maximizing Efficiency and Reducing Costs

In the rapidly evolving field of electronics manufacturing, efficiency and cost-effectiveness are key drivers of success. For engineers responsible for designing and producing printed circuit boards (PCBs), every decision impacts profitability—from material selection to assembly processes. In this a

Dec 19, 2025 1

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What are the standards for PCB corrosion testing? Interpretation of authoritative standards and testing methods.

**PCB Corrosion Testing: A Core Analysis of Manufacturing Processes and Applications**PCB corrosion testing is a fundamental method for evaluating a product's corrosion resistance and ensuring its reliability, serving as a critical link in quality control within the electronics manufacturing industr

Dec 18, 2025 1

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Why Use Serpentine Routing in PCBs?Chengchi Expert Engineer Breaks Down 3 Key Purposes

As a newcomer to PCB design, you've likely been puzzled by this: why do experienced engineers insist on routing some traces in a serpentine pattern, twisting and turning, when a straight line would be shorter and faster? Sometimes, serpentine routing even occupies more board space and increases desi

Dec 17, 2025 1

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What are the common misconceptions in power plane segmentation in mixed PCB design?

In mixed-signal PCB design, power plane splitting is a fundamental task, but I've seen many engineers—both beginners and veterans—often stumble over it. Sometimes the board looks well laid out, but power-related issues arise as soon as it's powered on: high power supply noise, unstable circuits, and

Dec 16, 2025 1

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PCB Prototype SMT Manufacturing Process and Application Analysis

As an important component of the electronics industry, PCB prototype SMT (Surface Mount Technology) has been widely applied and promoted in the electronics manufacturing sector. This article focuses on introducing the manufacturing process of PCB prototype SMT, analyzing its advantages and disadvant

Dec 15, 2025 1