copper filled vias

How to Export Gerber and Drill Files from Fritzing – A PCB Design Guide – Wellcircuits

Fritzing is a low-barrier-to-entry electronic design automation software for the needs of manufacturers and hobbyistsAt Wellcircuits we recommend our customers provide Gerber in RS-274X format for manufac

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CNC Machining Services – Aluminum Material – Precision CNC Machining – Wellcircuits

With the continuous development of modern manufacturing technology CNC machining has become one of the crucial processes in the manufacturing industry Among the various available materials aluminum

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Introduction to PCB High-Speed Design: Essential PCB Knowledge and Fundamental Information – Wellcircuits

Have you ever noticed that when we introduce some PCB designs or techniques like back drilling or teardrops we can often see a sentence like it can be applied to high-speed application But how muc

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Resolving the Issue of FPC Cover Film Overflow

FPC (Flexible Printed Circuit) is a highly flexible, lightweight, and thin circuit board used in various electronics, and TopWin’s MicroVector system utilizes UV lasers for precise, fast, and cost-effective processing, addressing the challenges of traditional methods in small to medium production runs by enabling easier adjustments and improved cut quality.

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Fundamentals of PCB Design and Circuit Board Engineering

The “layers” in PCB design refer to the actual physical copper layers of a circuit board, with modern designs often including multiple layers for routing and power distribution, while concepts like vias, silk screen, SMD components, and fill areas must be carefully managed to ensure a functional and manufacturable design.

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Are you familiar with via design considerations in high-speed PCBs?

In high-speed PCB design, vias are crucial for interlayer connections, but their parasitic capacitance and inductance can significantly affect signal integrity at frequencies above 1 GHz, making careful via design essential to minimize these negative impacts.

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Battery Charging Technology: Part 1 – PCB Fundamentals – Wellcircuits

IntroductionDemand for green forms of energy is gaining momentum worldwide with the market growth for technology involving green energy such as solar panels batteries and charging technologies cre

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Master the best practices for PCB circuit board design.

High-speed PCB circuits require impedance matching and careful signal line design to manage waveform distortion, overshoot, and reflections, with techniques like Schottky diode clamping and series resistance termination improving signal integrity, while transmission line usage depends on factors such as edge rate, load, and distance.

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PCB with multiple routing layers and identical stub configuration

The article discusses the challenges of minimizing via stub length in high-speed PCB design, using a PCIe example to show that while routing layer choices may seem similar in theory, they can lead to significant differences in signal integrity, particularly in terms of return loss and eye diagrams.

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