MEP EP#268: Avoid The Extremes

<ul> </ul><h4><a href="https://macrofab.com/blog/mep-ep268-avoid-the-extremes/">MEP EP#268: Avoid The Extremes</a><b><br></b></h4><ul><li><b>Fan controller for Jeep</b> <ul> <li>Brushless fan temperature controller</li> <li>Nothing fancy but the “override” signal is ground triggered!</li> <li>Will have to invert the A/C compressor signal with a relay</li> </ul> </li> <li><b>Controlling PCB cost</b> <ul> <li>What are the knobs that can be turned to adjust the cost of the PCB itself?</li> <li>The easy ones <ul> <li>Size (not necessarily rectangle)</li> <li>Panelization</li> <li>Base material</li> <li>TG ratings - The glass transition temperature</li> <li>FR4</li> <li>Trace/Space</li> <li>Minimum hole size</li> <li>Mask Color</li> <li>Surface finish</li> <li>Copper weight</li> </ul> </li> <li>Not as easy ones <ul> <li>Vias <ul> <li>Tented</li> <li>Plugged</li> <li>Blind</li> <li>Buried</li> </ul> </li> </ul> </li> </ul> </li> <li><b>Digikey’s Latest Innovation</b> <ul> <li>Information printed on the backside of cut tape</li> <li>8mm tape</li> </ul> </li> </ul>