SMT Thermal Design Mistakes

Explaining some basic thermal design calculations for two common through-hole and surface mount packages and testing a misconception about the importance of uninterrupted copper area heatsinks for SMT devices and exhibiting where I have made this mistake in the past so you don’t have to.

Timestamps
00:00 - THT Overview
02:00 - SOT-223 Overview
03:27 - SOT-223 Testing
05:17 - 3528 PLCC Overview
07:00 - 3528 PLCC Testing
08:12 - Outro

LED Panel GitHub: https://github.com/WizardTim/AR0004-R1

Components Shown
LD1117: https://www.digikey.com.au/products/e...
AMS1117: https://lcsc.com/product-detail/Dropo...
LEDs: https://www.digikey.com.au/products/e...


REF: WT-YT-V-4