Uploaded February 2024 | Updated September 2026, 2 weeks ago

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-Corrections
10:53 Boron Atom should have only 5 electrons in total. The 8 shown in shell layer 2 should be ignored.

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Video Chapters
0:00 What is a MOSFET? (Introduction)
0:22 MOSFET Pinout: Gate, Drain, and Source
0:40 The Water Pipe Analogy: MOSFET Working Principle
1:23 Using a MOSFET as a Switch or Dimmer
2:02 Practical Applications: Relays, Motors, and PWM
2:27 Managing Heat: Heat Sinks and Thermal Efficiency
3:06 MOSFET vs BJT Transistor: Why use a MOSFET?
3:47 How to Build a Simple MOSFET Circuit
4:21 The Floating Gate: Capacitance and Discharge Issues
4:53 Gate Protection: Adding Resistors for Arduino/Microcontrollers
5:43 Controlling Brightness with a Potentiometer Circuit
7:00 Enhancement vs Depletion Mode MOSFETs Explained
7:55 N-Channel vs P-Channel: Understanding Polarity
8:51 Negative Voltage and Reference Points Explained
9:35 Semiconductor Physics: Silicon, Doping, and P-N Junctions
11:47 Inside an N-Channel Enhancement MOSFET (Construction)
13:13 Operating Regions: Cut-off, Ohmic, and Saturation
16:06 How N-Channel Depletion MOSFETs Work
16:59 How P-Channel Enhancement MOSFETs Work
17:33 How P-Channel Depletion MOSFETs Work