<div class="entry-content">
    <div class="jetpack-video-wrapper"><span class="embed-youtube" style="text-align:center; display: block;"><iframe src="https://www.youtube.com/embed/rMoTqSC9wrY" class="youtube-player" width="740" height="416.418" frameborder="0" allowfullscreen></iframe></span>
    </div>
    <div class="blog-content">
In this tutorial you will design and build your own keyboard. You will also learn all the essentials to design and build any electronics. Enjoy!
    </div>
    
    <div class="blog-content-links">
        <div>
            Links:
        </div>
        <ul class="links-list">
            <li class="links-list-item"><a href="https://github.com/FEDEVEL/custom-keyboard">Github (HW + 3D + SW)</a></li>
            <li class="links-list-item"><a href="https://fedevel.com/courses">FEDEVEL Online courses</a></li>
        </ul>
    </div>  
</div>

Tutorial - Custom DIY Keyboard Design and Build | Part 2: Keyboard Schematic

<div class="entry-content">
    <div class="jetpack-video-wrapper"><span class="embed-youtube" style="text-align:center; display: block;"><iframe src="https://www.youtube.com/embed/N4cLFE0FF2U" class="youtube-player" width="740" height="416.418" frameborder="0" allowfullscreen></iframe></span>
    </div>
    <div class="blog-content">
        In this tutorial you will design and build your own keyboard. You will also learn all the essentials to design and build any electronics. Enjoy!
    </div>

    <div class="blog-content-chapters">
        <div>
            Chapters:
        </div>
        <ul class="chapters-list">
            <li class="chapters-list-item"><span class="chapters-time">00:00</span><span class="chapters-text">What is this tutorial about</span></li>
            <li class="chapters-list-item"><span class="chapters-time">03:34</span><span class="chapters-text">Starting a new project</span></li>
            <li class="chapters-list-item"><span class="chapters-time">08:42</span><span class="chapters-text">Adding RP2040</span></li>
            <li class="chapters-list-item"><span class="chapters-time">14:43</span><span class="chapters-text">Adding 100nF</span></li>
            <li class="chapters-list-item"><span class="chapters-time">20:12</span><span class="chapters-text">Adding 2.2uF</span></li>
            <li class="chapters-list-item"><span class="chapters-time">23:14</span><span class="chapters-text">Adding 200R</span></li>
            <li class="chapters-list-item"><span class="chapters-time">25:43</span><span class="chapters-text">Adding 27R</span></li>
            <li class="chapters-list-item"><span class="chapters-time">27:40</span><span class="chapters-text">Adding USB-C connector</span></li>
            <li class="chapters-list-item"><span class="chapters-time">31:25</span><span class="chapters-text">Adding ESD protection</span></li>
            <li class="chapters-list-item"><span class="chapters-time">34:03</span><span class="chapters-text">Adding 1uF</span></li>
            <li class="chapters-list-item"><span class="chapters-time">36:10</span><span class="chapters-text">Connecting USB CC pins</span></li>
            <li class="chapters-list-item"><span class="chapters-time">36:46</span><span class="chapters-text">Adding 5.1k</span></li>
            <li class="chapters-list-item"><span class="chapters-time">38:21</span><span class="chapters-text">Voltage regulator 5V to 3V3</span></li>
            <li class="chapters-list-item"><span class="chapters-time">42:27</span><span class="chapters-text">Adding 47uF</span></li>
            <li class="chapters-list-item"><span class="chapters-time">45:49</span><span class="chapters-text">Crystal ABM8-272-T3</span></li>
            <li class="chapters-list-item"><span class="chapters-time">47:22</span><span class="chapters-text">Adding 1k</span></li>
            <li class="chapters-list-item"><span class="chapters-time">48:32</span><span class="chapters-text">Adding 15pF</span></li>
            <li class="chapters-list-item"><span class="chapters-time">49:48</span><span class="chapters-text">Adding 1M</span></li>
            <li class="chapters-list-item"><span class="chapters-time">52:52</span><span class="chapters-text">Flash W25Q128JVS</span></li>
            <li class="chapters-list-item"><span class="chapters-time">58:20</span><span class="chapters-text">Boot Select Button</span></li>
            <li class="chapters-list-item"><span class="chapters-time">1:01:09</span><span class="chapters-text">Adding 100k</span></li>
            <li class="chapters-list-item"><span class="chapters-time">1:03:10</span><span class="chapters-text">Reset Button</span></li>
            <li class="chapters-list-item"><span class="chapters-time">1:04:28</span><span class="chapters-text">Adding 10k</span></li>
            <li class="chapters-list-item"><span class="chapters-time">1:08:23</span><span class="chapters-text">Adding 1x3 Header</span></li>
            <li class="chapters-list-item"><span class="chapters-time">1:11:50</span><span class="chapters-text">User LED</span></li>
            <li class="chapters-list-item"><span class="chapters-time">1:15:06</span><span class="chapters-text">Power LED</span></li>
            <li class="chapters-list-item"><span class="chapters-time">1:16:38</span><span class="chapters-text">Thank you for watching</span></li>
    </div>
    
    <div class="blog-content-links">
        <div>
            Links:
        </div>
        <ul class="links-list">
            <li class="links-list-item"><a href="https://oshwlab.com/robertferanec/custom-keyboard">Finished project (EasyEDA)</a></li>
            <li class="links-list-item"><a href="https://github.com/FEDEVEL/custom-keyboard">Github (HW + 3D + SW)</a></li>
            <li class="links-list-item"><a href="https://www.thingiverse.com/thing:6784228">Thingiverse (3D)</a></li>
            <li class="links-list-item"><a href="https://www.youtube.com/playlist?list=PLXvLToQzgzdftro2qK5In8p6ExsDFdpzw">Link to the complete playlist</a></li>
            <li class="links-list-item"><a href="https://fedevel.com/courses">FEDEVEL Online courses</a></li>
        </ul>
    </div>  
</div>

Tutorial - Custom DIY Keyboard Design and Build: Schematic + PCB + Case | Part 1 - RP2040

<div class="entry-content">
    <div class="jetpack-video-wrapper"><span class="embed-youtube" style="text-align:center; display: block;"><iframe src="https://www.youtube.com/embed/Lqc1jmbSxnE" class="youtube-player" width="740" height="416.418" frameborder="0" allowfullscreen></iframe></span>
    </div>
    <div class="blog-content">
Why is the thickness of PCB layers important? Explained.
    </div>

    <div class="blog-content-chapters">
        <div>
            Chapters:
        </div>
        <ul class="chapters-list">
            <li class="chapters-list-item"><span class="chapters-time">00:00</span><span class="chapters-text">What is this video about</span></li>
            <li class="chapters-list-item"><span class="chapters-time">00:36</span><span class="chapters-text">What is PCB stackup</span></li>
            <li class="chapters-list-item"><span class="chapters-time">01:08</span><span class="chapters-text">Is stackup important?</span></li>
            <li class="chapters-list-item"><span class="chapters-time">01:37</span><span class="chapters-text">Layer thickness vs. crosstalk</span></li>
            <li class="chapters-list-item"><span class="chapters-time">03:37</span><span class="chapters-text">Layer thickness vs. track width</span></li>
            <li class="chapters-list-item"><span class="chapters-time">05:11</span><span class="chapters-text">Layer count and order</span></li>
            <li class="chapters-list-item"><span class="chapters-time">07:44</span><span class="chapters-text">Conclusion</span></li>
    </div>
    
    <div class="blog-content-links">
        <div>
            Links:
        </div>
        <ul class="links-list">
            <li class="links-list-item"><a href="https://fedevel.com/courses">FEDEVEL Online courses</a></li>
        </ul>
    </div>  
</div>

How to choose PCB?

<div class="entry-content">
    <div class="jetpack-video-wrapper"><span class="embed-youtube" style="text-align:center; display: block;"><iframe src="https://www.youtube.com/embed/WdlN8bHw-w0" class="youtube-player" width="740" height="416.418" frameborder="0" allowfullscreen></iframe></span>
    </div>
    <div class="blog-content">
        What is important when designing boards and power supplies with high currents? Explained by Steve Sandler
    </div>
    <div class="blog-content-chapters">
        <div>
            Chapters:
        </div>
        <ul class="chapters-list">
            <li class="chapters-list-item">
                <span class="chapters-time">00:00</span><span class="chapters-text">What is this video about</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">00:32</span><span class="chapters-text">Current state of the art</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">09:20</span><span class="chapters-text">Why inductance is the biggest challenge (1)</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">19:15</span><span class="chapters-text">Minimizing the inductance (1)</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">20:47</span><span class="chapters-text">Thinner dielectric for even lower inductance (1)</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">23:35</span><span class="chapters-text">Why inductance is the biggest challenge (2)</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">39:03</span><span class="chapters-text">Decoupling the ASIC</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">45:50</span><span class="chapters-text">Minimizing the inductance (2)</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">50:55</span><span class="chapters-text">Thinner dielectric for even lower inductance (2)</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">53:23</span><span class="chapters-text">Carrying the current (ANSWER on the question in title)</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">59:24</span><span class="chapters-text">Stability - Both input and output (control loops)</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">1:10:45</span><span class="chapters-text">Million dollar chip</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">1:17:55</span><span class="chapters-text">What VRMs can supply this kind of currents?</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">1:26:20</span><span class="chapters-text">Is GaN the answer?</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">1:31:58</span><span class="chapters-text">Testing gets really tough</span>
            </li>
            <li class="chapters-list-item">
                <span class="chapters-time">1:37:34</span><span class="chapters-text">Thank you and contact</span>
            </li>
        </ul>
    </div>
    <div class="blog-content-links">
        <div>
            Links:
        </div>
        <ul class="links-list">
            <li class="links-list-item"><a href="https://www.linkedin.com/in/steven-sandler-022a7210/">Steve's LinkedIn</a></li>
            <li class="links-list-item"><a href="https://fedevel.com/courses/power-integrity-and-power-supply-testing">Steve's Online Course</a></li>
            <li class="links-list-item"><a href="https://www.picotest.com/">Steve's company</a></li>
        </ul>
    </div>   
</div>


Do you need thick copper layers in PCB for high currents? Are you sure? | Steve Sandler

<div class="entry-content">
    <div class="jetpack-video-wrapper"><span class="embed-youtube" style="text-align:center; display: block;"><iframe src="https://www.youtube.com/embed/AmfLhT5SntE" class="youtube-player" width="740" height="416.418" frameborder="0" allowfullscreen></iframe></span>
    </div>
    <div class="blog-content">
        How to layout and route a switching regulator (buck converter in this example) using Altium Designer. Best practices, tips, and guidelines to minimize noise, EMI, etc.
    </div>
    <div class="blog-content-chapters">
        <div>
            Chapters:
        </div>
        <ul class="chapters-list">
            <li class="chapters-list-item"><span class="chapters-time">00:00</span><span class="chapters-text">EM Test Board</span></li>
            <li class="chapters-list-item"><span class="chapters-time">01:49</span><span class="chapters-text">Buck Converter Resources</span></li>
            <li class="chapters-list-item"><span class="chapters-time">02:23</span><span class="chapters-text">Buck Converter Topology and Loops</span></li>
            <li class="chapters-list-item"><span class="chapters-time">06:12</span><span class="chapters-text">General Layout and Routing Rules</span></li>
            <li class="chapters-list-item"><span class="chapters-time">08:48</span><span class="chapters-text">Schematic</span></li>
            <li class="chapters-list-item"><span class="chapters-time">09:57</span><span class="chapters-text">Layout</span></li>
            <li class="chapters-list-item"><span class="chapters-time">17:32</span><span class="chapters-text">Routing</span></li>
            <li class="chapters-list-item"><span class="chapters-time">24:34</span><span class="chapters-text">Outro</span></li>
        </ul>
    </div>
    <div class="blog-content-links">
        <div>
            Links:
        </div>
        <ul class="links-list">
            <li class="links-list-item"><a href="https://www.youtube.com/watch?v=gq-0ZpcGm8E&ab_channel=OptimumDesignAssociates">Switching power supply PCB layout seminar</a></li>


            <li class="links-list-item"><a href="https://fedevel.com/courses/mixed-signal-hardware-design-with-kicad">Mixed-signal Hardware Design course</a></li>
            <li class="links-list-item"><a href="https://fedevel.com/courses">FEDEVEL courses</a></li>
        </ul>
    </div>  
</div>

Switching Regulator PCB Design - Phil's Lab #60

<div class="entry-content">
    <div class="jetpack-video-wrapper"><span class="embed-youtube" style="text-align:center; display: block;"><iframe src="https://www.youtube.com/embed/5Up6R9n-cBk" class="youtube-player" width="740" height="416.418" frameborder="0" allowfullscreen></iframe></span>
    </div>
    <div class="blog-content">
        How to decide on BGA pad size and if SMD (solder mask defined) or NSMD (non-solder mask defined) pad should be used. I asked Tom Hausherr
    </div>
    <div class="blog-content-links">
        <div>
            Links:
        </div>
        <ul class="links-list">
            <li class="links-list-item"><a href="https://youtu.be/cMxXea16Hxc">Full interview with Tom</a></li>
            <li class="links-list-item"><a href="https://www.linkedin.com/in/tom-hausherr-cid-cit-46130a2/">Tom Hausherr LinkedIn</a></li>
            <li class="links-list-item"><a href="https://www.pcblibraries.com/">Tom's company website</a></li>
        </ul>
    </div>   
</div>


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Tutorial - Custom DIY Keyboard Design and Build | Part 2: Keyboard Schematic

Tutorial - Custom DIY Keyboard Design and Build: Schematic + PCB + Case | Part 1 - RP2040

How to choose PCB?

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