[Moser’s] introductory guide to MOSFETs serves ... and providing protection to the logic circuitry. Don’t fret if this makes your head spin. [Moser’s] writeup is short and to-the-point ...

[Afroman’s] latest video shows you how to add reverse voltage protection ... form of heat when the circuit is working correctly. His solution is to add a P channel MOSFET which only allows ...