Navigating the Complexities of PCB Material Selection with Chris Hunrath

Created: October 18, 2018
Updated: March 20, 2020

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Recent Articles

Transformer Theory Made Simple

Transformer Theory Made Simple Transformers used for 50/60 Hz power conversion must be physically larger than those used in wall-warts. Read this article and you will understand why. Read Article

SPI vs. I2C

SPI vs. I2C: How to Choose the Best Protocol for Your Memory Chips Which protocol is best for accessing memory chips? The differences between SPI vs. I2C for this application will be examined in this article. Read Article

PCB Layout and Polygon Pour: How to Utilize Copper Regions in Your Design

PCB Layout and Polygon Pour: How to Utilize Copper Regions in Your Design For someone new starting out in PCB layout, there is a lot of confusing terminology to puzzle through. For instance, what is the difference between a positive plane, an area fill, a polygon pour, or pouring copper? The answer is that they are all the same. These phrases may sound different, and somewhere out there there’s probably some PCB design software that will actually make a liar out of me, but for the most part they are all describing Read Article

PCIe 5.0 signal integrity NVMe card

PCIe 5.0 Signal Integrity and Analysis PCIe 5.0 signal integrity follows many trends from other high speed signaling standards. Learn more about this high speed signaling standard in this article. Read Article

Using an IPC-2221 Calculator for High Voltage Design

Using an IPC-2221 PCB Clearance Calculator for High Voltage Design Unsure of your conductor spacing requirements in high voltage PCBs? An IPC-2221 calculator can help. PCB design and assembly standards aren’t there to constrain your productivity. Instead, they’re there to help create uniform expectations of product designs and performance across multiple industries. With standardization comes the tools for compliance, such as calculators for certain design aspects, processes for auditing and inspection, and much Read Article

SPI Trace Impedance

Is There an SPI Trace Impedance Requirement? There is no SPI trace impedance requirement or termination requirement. If this sounds surprising, read this article to see why. Read Article

Checklist for Systematically Testing PCB Prototypes

Checklist for Systematically Testing PCB Prototypes During my teenage years, I spent fifteen whole minutes perfecting my hairstyle before walking out of the house. Looking back, I’m pretty sure the mirror was tired of my vanity. These days, I walk to work without putting a single drop of gel on my hair. My unkempt appearance sometimes amuses strangers but my close friends know that I’m just being myself. Although I no longer obsess over my physical appearance, my perfectionist attitude comes into Read Article

Using Hierarchical Schematic Design to Stay Organized and Synchronized

Using ORCAD Hierarchical Schematic Design to Stay Organized and Synchronized New Altium Designer^® users may not fully understand the benefits of organizing schematic sheets into a hierarchical top-down or bottom-up perspective. Read on to learn how to keep your hierarchical design project organized and synchronized with circuit schematic hierarchies. New Altium users may not fully understand the benefits of organizing schematic sheets into a hierarchical top-down or bottom-up perspective designs. As a result, users often Read Article

Image of San Diego PCB holding PCB board with the text "I made this"

Showcase Your Designs and Win We’re giving away free licenses, official Altium-branded merch and more to engineers, students, makers, and hobbyists just like you. Create and submit a short video that can showcase your past, current, or even an all-new creation designed using Altium for a chance to win prizes and be featured on the Altium Stories YouTube channel. Prizes Top 5 Videos Free Altium Designer License on Altium 365 with Concord Pro Official Altium T-shirt Shoutout on Read Article

PCB routing rules for low speed and high speed signals

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