Introduction to Capacitors - Basic Circuits #17 | Electronics Tutorials

Capacitors are one of the most fundamental components of a circuit and, when working in DC steady-state circuits, they're very straightforward! But then you start changing things on them and things start to get... interesting. Join us in this tutorial where we go over what's happening to a capacitor on a physics level, how it works in DC circuits and how it works in AC circuits. This high-level overview will give you a good foundation of understanding before jumping into the very useful complexities of the different capacitor applications available.

Parts of the video:
0:00 Introduction
0:36 Physical and physics basis of capacitors
0:44 How capacitors work in DC circuits
1:36 How capacitors work in AC circuits
4:27 Capacitors and leading current
7:28 Analogy of how capacitors work
9:38 Practical Circuit Examples
10:44 AC Coupling Circuit
14:37 Bypassing or Shunting Circuit
17:32 Summary

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[lauraochoa]

Thank you so much, I've finally understand it!!!🥳🥳

[ifell]

I've learnt more than I knew before and can see now why a DC circuit has a capacitor after the power. But man there's a lot of info in there.

[castlecodersltd]

This was really instructional, I learnt a few new things from this. Thank you ☺

[kapsabet]

Thank you I finally understand capacitor coupling . Very good explanation .

[JorgeCuervolini-cime]

Newbie working with LT Spice. How is it you are seeing AC and DC? I am able to create either or in spice schematic. When I run transient analysis, I will only see DC current unless I make the power source AC (Sine) and then only see the AC signal. I am basically trying to run through examples with LT Spice.

[abdul-q-khan]

And how does the diodes and capacitors voltage multiplier work?

[fishntools]

Hummm, How does the capacitors dielectric survive lethal solar gamma radiation?

[widowmakerdesign]

I appreciate your channel, but none of this is “introductory“ or “basic“ unless you already have a high level understanding of capacitors/circuits??! Complex formulas, and a whole lot of concepts I don’t understand.
My understanding of capacitors before watching this video… They “smooth” electricity.
My understanding AFTER this video… Absolutely no idea.