Category: PCB Manufacturing
What is a Prepreg in PCB Manufacturing?

What is a Prepreg in PCB Manufacturing?

As simple as it is, a prepreg is nothing but an insulation layer. Prepreg is a dielectric material that is sandwiched between two cores or between a core and a copper foil in a PCB, to provide the required insulation. You can call it a binding material as well. It...

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Sierra Circuits 360 Facility Tour

Thanks to some VR magic, you can now tour Sierra Circuits from YouTube. Our brand new 360 video will take you to our Sunnyvale, CA facilities just like you were there for real. Visit Sierra Circuits manufacture and assembly with our new 360 video. Checking for fab and...

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PCB Manufacturing for HDI Quiz

PCB Manufacturing for HDI Quiz

If you master HDI PCB manufacturing, it will result in better yield and lower cost than would a through-hole design. But do you know how to design for an architecture with blind and buried vias? Take our quiz!     DOWNLOAD OUR HDI...

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9 HDI Considerations for Manufacturability and Cost

9 HDI Considerations for Manufacturability and Cost

At some level of circuit complexity, turning to an HDI architecture with blind and buried vias will result in better yield and lower cost than would a through-hole design. In this presentation, we discuss several design examples and illustrate the relative costs and...

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9 Cost Drivers for Rigid Circuit Boards

9 Cost Drivers for Rigid Circuit Boards

For PCB designers and engineers, optimization is key. Optimization of time, cost, and even effort. Sierra strives to provide customers with high-quality PCBs and excellent service. This includes best practice tips for designers. When designing your next circuit board,...

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Annular Ring Explained by a PCB Manufacturer

Annular Ring Explained by a PCB Manufacturer

Annular rings are one of the biggest concerns of PCB designers. You know that you may place your via right in the middle of the pad in the design files, but it just does not mean that you will 100 percent avoid tangencies, or even worse, breakouts. Let’s talk about...

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How to Control Your Controlled Impedance

How to Control Your Controlled Impedance

Hello again, I’m Amit, the PCB guy. Today I’d like to discuss key points you should know before you get a controlled impedance PCB. Controlled Impedance PCB Must-Knows 1. How To Specify Controlled Impedance You can get controlled impedance in two ways: first is to...

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