How Transistors Work - A Quick and Basic Explanation

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  • Опубликовано: 28 авг 2024
  • Do you know how transistors work? What is it about transistors that make them the building block of so many electronic items, like computer, laptops, smartphones and tablets these days?
    What is a transistor? The transistor is arguably the greatest invention of the last century, or perhaps, one of the greatest of all time. If it wasn't for transistors, we couldn't have developed smaller, faster and cheaper computers, telephones, GPS devices, radios, gaming consoles, smart televisions, routers and a device -- no larger than a human hand -- that integrates all these marvels under the same screen.
    This is a short, layman explanation of what is a transistor and how it works.
    #science #animation #transistor
    References:
    Book: The Quantum Universe: Everything that can happen does happen
    www.pitt.edu/~q...
    hyperphysics.ph...
    Original Article Link: www.scienceabc...
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    Voice Over Artist: John Staughton ( www.fiverr.com... )
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Комментарии • 130

  • @codmlover6008
    @codmlover6008 4 года назад +207

    Thanku. I couldn't understand it still but I know you tried your best.

    • @tiamen1255
      @tiamen1255 4 года назад +18

      Lol

    • @larslover6559
      @larslover6559 4 года назад +29

      Instead of being overwhelmed and discouraged by the 99% you didnt understand celebrate the 1% u DID understand... and guess what.. You will likely get motivated to learn more as you realise you are actually progressing a little...

    • @larslover6559
      @larslover6559 4 года назад +5

      @Thomas thats great! yes im.learning electricity too these days. I try visualise every concept and try to really understand it. Think of knowledge little like eating. It must be chewed and digested. Knowledge then becomes undestanding.. Good luck and hope you get alot of wonderful discoveries!

    • @mabelleuy2253
      @mabelleuy2253 4 года назад

      @@tiamen1255
      Ff

    • @filip8985
      @filip8985 3 года назад +6

      dont worry im in 3rd year physics and i just barely know what going on (even tho im meant to be proficient by this point)

  • @tristunalekzander5608
    @tristunalekzander5608 4 года назад +12

    That was the best explanation I've seen so far. A lot of people don't even describe it as a switch, which it is. It is an ingenious way of switching something on and off with no moving parts, no more, no less.

  • @Scienceabc
    @Scienceabc  5 лет назад +6

    Don't forget to subscribe and share your opinions on our RUclips Channel: ruclips.net/channel/UCcN3IuIAR6Fn74FWMQf6lFA

  • @Pipolag1
    @Pipolag1 3 года назад +45

    I'm an engineer and only after watching this do I now understand how a transistor actually works lol phenomenal explanation

  • @Cookieofdoom
    @Cookieofdoom 4 года назад +7

    Looked for soundtrack to the game Transistor, and fell over this. I really didn't know what a Transistor was but now I do! Thanks!

  • @itskittyme
    @itskittyme 3 года назад +14

    There is really something wrong with education when I understand more from a 5-minute video, than the same information packed in a course of a few weeks....

  • @R41Ryan
    @R41Ryan 3 года назад +6

    I'm still a little iffy on how the physics in the transistor work, but now I got a pretty good idea about the design. This video is informative but short and concise. Good video.

    • @Scienceabc
      @Scienceabc  3 года назад +1

      Thanks. Glad you found it useful.

  • @Brainstorm69
    @Brainstorm69 6 лет назад +21

    Great explanation building on semiconductors. I've heard this before but always forget it again, haha.

  • @lakshmansagar9624
    @lakshmansagar9624 3 года назад +4

    The best and clean explanation of transistors so far. It would be good if you do another video on microprocessors too

  • @pangea6090
    @pangea6090 4 года назад +8

    I normally hate the "water"/"eletricity" metaphor (for explaining things like voltage), but in this case I find it very helpful. Next question: "How the HELL did anybody ever figure this out over seventy years ago?"

    • @wasneeplus
      @wasneeplus 3 года назад

      Why? I find it pretty helpful in general. Sure, the analogy completely breaks down as soon as you're talking about AC voltage or components in series, but as a basic introduction I think it's a pretty good one.

  • @jimbeam992
    @jimbeam992 2 года назад +1

    Best thing I have watched on RUclips in awhile.

  • @alienrenders
    @alienrenders 4 года назад +25

    Flashlights? I don't think so. Maybe LED flashlights.

  • @perrygogas
    @perrygogas 4 года назад +21

    That was excellent!!!

  • @davidduncan9949
    @davidduncan9949 4 года назад +2

    2019 Your explanation of the transistor works is the best one on youtube.

  • @TraumaER
    @TraumaER 3 года назад +3

    This is the best video on this topic ever made. 💯

  • @kwiz8848
    @kwiz8848 3 года назад +1

    By far the best explanation of transistors

  • @Ahmed-de8qn
    @Ahmed-de8qn 7 месяцев назад

    Very Very clear explanation Thanks for this

  • @maxwarfield6699
    @maxwarfield6699 5 лет назад +1

    Max Warfield
    Complete noob here. This is a good example of what, I'm not quite sure I understand, see, often you'll see an NPN BJT with that little arrow pointing away from the emitter, right? But the direction of the arrow of the collector isn't shown [tho we know, it is pointing away from the collector - NPN = Never Pointing iN]. So, my question is: HOW does current travel in the opposite direction of the "imaginary" arrow of the collector, when the current at the base, allows it? It's my understanding that current can only travel one way, in a diode, an NOT the other. And, a BJT is basically 2 diodes back to back, right? So, please explain this to me, I want to learn. Great video - make more. Cheers!

  • @Mr.Sport37
    @Mr.Sport37 2 года назад +1

    Amazing video that even can make students understand, thanks:)

  • @Don_ron666
    @Don_ron666 3 года назад +3

    oh my god this was amazing I can actually go back and understand my class notes

    • @VisionMusic78
      @VisionMusic78 3 года назад

      I don't understand anything related to transistors! This topic is so confusing!!

  • @seshachary5580
    @seshachary5580 Год назад +1

    very educative. Thank you regards

  • @copernicofelinis
    @copernicofelinis 2 года назад +1

    source gate and drain are terms used for field effect transistors. you are describing bipolar transistors and the terms are emitter base and collector.

  • @m4l490n
    @m4l490n 2 года назад

    Awesome video!!
    Showed the symbol of a BJT but explained with a FET though.

  • @husseinassaf2340
    @husseinassaf2340 4 года назад +2

    Maybe the best explanation ever!
    thank you so much.

  • @nikeshparajuli6345
    @nikeshparajuli6345 3 года назад +1

    wow, it has been so nicely explained .

  • @azumie5659
    @azumie5659 3 года назад

    I love the analogy of the transistor. Now I understand!

  • @mjg1185
    @mjg1185 5 лет назад +2

    You showed a straight line for a graph of Moore's law, which is a parabola (exponent). Also, you show it going well into the future and Moore's law has come to an effective end.

    • @pradyunmore6727
      @pradyunmore6727 5 лет назад +1

      It is still correct. He used a logarithmic base on the y-axis, so the graph is straight. It certainly would had been a parabola if he didn't do that

    • @pradyunmore6727
      @pradyunmore6727 5 лет назад

      It is still correct. He used a logarithmic base on the y-axis. If he hadn't did that, it certainly would have been a parabola.

  • @nightriders92
    @nightriders92 4 года назад +2

    absolutely splendid!! Thanks

  • @aliyafatima9499
    @aliyafatima9499 Год назад +1

    Plzz make a video on human behaviour and rhythms plus gene and enviorment

    • @Scienceabc
      @Scienceabc  Год назад

      Thanks a lot for the suggestion.

  • @rolandhafner2695
    @rolandhafner2695 4 года назад +4

    I finally understand transistors thank god!
    Edit: Or thank you lol

  • @hussienyassin6172
    @hussienyassin6172 3 года назад

    It’s helpful and easy to understand, thank u 🙏🏻

  • @rodrigomillan8483
    @rodrigomillan8483 3 года назад

    I have never thought about transistors until now, I like old stuff , like the old cars having rev cut out relay, now the diode does the job, and wen it goes out u get new alternator. Thanks for school.

  • @ultratuya2324
    @ultratuya2324 Год назад

    I now understand haw the pipe works thank you

  • @koppulapremsagar
    @koppulapremsagar 2 года назад +1

    Another level...!! broo..!!

  • @RODOLFO.M.S
    @RODOLFO.M.S 3 года назад +1

    Newly registered. please make a video explaining the movement of electrons in the Joules thief circuit. 👍🇧🇷🙏🏼⚡

  • @mikeearls126
    @mikeearls126 4 года назад +2

    No Base, Emitter, Collector?

    • @sudarshanrao9769
      @sudarshanrao9769 4 года назад

      those 3 are named in bjt not in transistor

    • @regale5359
      @regale5359 4 года назад

      Those are named in BipolarJunction (BJT) Transistors

    • @bypass666666
      @bypass666666 3 года назад +1

      Base emitter collector = BJT
      Gate drain source = MOSFET
      afaik
      Also BJT is a transistor

  • @Daniel-lc6ol
    @Daniel-lc6ol Год назад +1

    thank you so much

  • @रोहित1
    @रोहित1 3 года назад

    Thank you so much love from India 🇮🇳 🧡🧡

  • @reversed-coffee
    @reversed-coffee 4 года назад

    The beginning of computer science :3333

  • @f.lexgod3473
    @f.lexgod3473 2 года назад +1

    Great video!

  • @Greg-lo1tl
    @Greg-lo1tl 3 года назад

    Good job John.

  • @starpixel3998
    @starpixel3998 4 года назад +1

    title : How Transistors Work - A Quick and Basic Explanation
    me : how is this basic

    • @regale5359
      @regale5359 4 года назад +1

      That's basic Transistor is way more complex

  • @GladiusJon
    @GladiusJon 3 года назад

    Can someone please tell me how the gate is switched? Seems like you need a transistor to switch the gate on a transistor. What actually starts the process of adding power to the gate ?

    • @joevignolor4u949
      @joevignolor4u949 Год назад

      Almost any other device that can produce a voltage can drive the gate. This could be another transistor but it could also be a mechanical switch, a relay, a battery, a transformer or an antenna. These are the most common ones but there are probably a lot of others. Which devices are used and how they are interconnected depends on the application and how the complete device (like a TV, phone or computer) is designed and put together. Overall all the power required to operate all of the individual devices and circuits used to make up the complete device comes from an external power source, such as a battery or a power supply connected to a wall outlet.

  • @edram4051
    @edram4051 3 года назад +1

    Ok. And how do transistors work in those devices they mention at the end of the video?

  • @robertouser674
    @robertouser674 3 года назад

    Thank you very much.

  • @jabarelectronic2282
    @jabarelectronic2282 5 лет назад

    I commend your good work right if it was a very good job but I have a small request to Add [section or (playlist)] the electronic for beginners in your channel

  • @hatake_edits914
    @hatake_edits914 4 года назад

    great explaintion right everybody

  • @TonyMotherfuckinLee
    @TonyMotherfuckinLee 3 года назад

    excellent. absolutely excellent content

  • @badnewsbruner
    @badnewsbruner 3 года назад

    Yet we STILL cannot make a transistor powered guitar amp that is as good as, or better than a vacuum tube powered amp.
    The transistor has changed the world, but I still love tubes, at least for audio, there's nothing better. If you've never smelled warm vacuum tubes, you're missing out.

  • @JordensCadet
    @JordensCadet 4 года назад

    Amazing explanation 👌

  • @autogenes
    @autogenes 3 года назад

    What does it mean for a charge to be "free to move and carry the current"? What does that even mean

  • @a.s.3267
    @a.s.3267 4 года назад +1

    Excellent!

  • @umangjain7934
    @umangjain7934 3 года назад

    Which app/ software u use to edit videos?

    • @Scienceabc
      @Scienceabc  3 года назад +1

      This one is made using Adobe Animate.

  • @isq9901
    @isq9901 3 года назад

    Yeah, without transistors we couldn't have the unfathomably complex machines known as flashlights.

  • @Ryan_Dye-r
    @Ryan_Dye-r 4 года назад +1

    So basically, computer chips / processors / microprocessors are made out of transistors.

  • @boorzumaedmond9557
    @boorzumaedmond9557 Год назад

    Can I get an application for this?

  • @anuarlezama
    @anuarlezama 4 года назад

    I assembled it in a protoboard the motor doesnt turn on, I am meauring voltatage in the transistor when the sensor is on and its not providing enough voltage, in the first pin of the transsitor where the resistance is it measures 4.9, but B is 0.8 and ofcourse the motor will never turn on. What is wrong?

  • @rammahsss
    @rammahsss 3 года назад

    pls help 3:40 in the CPU what control the gate ?? I know it is electricity but HOW it is go on and off ?

    • @rammahsss
      @rammahsss 3 года назад

      @Rj Simas yes I know about the software ... but in the hardware what control every transistor ? .. anyway I looked it up and it is called Logic gates circles ... HAHAHAHA no wonder why his name is Billy Gate

  • @metalmusic598
    @metalmusic598 3 года назад

    can someone answer this how can the donors give electrons to the n type semiconductor and make that positive when it has an extra electron that would make it negative. If an atom has an extra electron instead of having the same amount
    protons and electrons it would be become negative

    • @SheikhN-bible-syndrome
      @SheikhN-bible-syndrome 2 года назад

      Remember that the atom - electron - photons, are all just concepts they are a way of explaining things in order to keep $$$ funding and shut up investors and for the most part these concepts can predict and explain things pretty good but it's not the only concept out their it just happens to be the most popular one at the moment.

  • @jagan541
    @jagan541 6 лет назад

    Your videos are awesome bro

  • @John-hk3qs
    @John-hk3qs 4 года назад +1

    Apples latest iPhone has 8.5 billion transistors

  • @Promptjock
    @Promptjock 3 года назад

    The narrator is mistakenly talking about FIELD EFFECT TRANSISTORS (FETs), not BI-JUNCTION TRANSISTORS (BJTs)!
    "Source", "Gate" and "Drain" are the electrode names for FETs; "Emitter", "Base", and "Collector" are the electrodes for BJTs.
    The displayed graphic symbol is, correctly, for BJTs. The graphic symbol for FETs is TOTALLY DIFFERENT, especially for "Metal-Oxide Semiconductor" (MOS) FETs.
    Otherwise, his explanation of "PN Junctions" and their electrical natures is fairly accirate.

  • @jonas8266
    @jonas8266 3 года назад

    5:15 Well, today Intel is 1985 and AMD is 2018.

  • @sebastian748100
    @sebastian748100 4 года назад

    Very well thanks

  • @vigneshvicky6720
    @vigneshvicky6720 3 года назад

    Super super tq💯💖

  • @legendrise8667
    @legendrise8667 6 лет назад +1

    Amazing!!!!!!!!

  • @_Just_Some1
    @_Just_Some1 4 года назад +1

    September 2020 - Apple 11 billions transistors

  • @tpmsnewenglandworld6069
    @tpmsnewenglandworld6069 3 года назад

    It has the dna.

  • @Thisisnotmyrealname8
    @Thisisnotmyrealname8 3 года назад

    I think the ballpoint pen is the greatest invention.

  • @Vietnamcamping89
    @Vietnamcamping89 2 года назад

    The title is transistor but the way you explainning is a mosfet with GDS,. Whats wrong

  • @elliottsmith8636
    @elliottsmith8636 3 года назад

    I'll need to come back later, I got lost

  • @rustyshackleford4076
    @rustyshackleford4076 6 лет назад +1

    Animation reminds me of BrainPop

  • @boyetespraguera7643
    @boyetespraguera7643 3 года назад

    Magkano po trancistor 502

  • @memedaddyio2894
    @memedaddyio2894 3 года назад

    whats good la tech

  • @Nitinkumar-nu7kh
    @Nitinkumar-nu7kh 6 лет назад

    Nice

  • @deimos_xe8639
    @deimos_xe8639 4 года назад +1

    Can you not use 'positive electrons' as electrons can't be positive and if you actually tell the audience how electrons work and flow in circuits this would be barely dipping your toes into high school physics and saying positive charges can flow is ridiculously absurd did you even finish elementary school? Is this video a joke?

  • @itskittyme
    @itskittyme 3 года назад

    whoa

  • @csp405
    @csp405 4 года назад +1

    Not explained fundamentally

  • @jagan541
    @jagan541 6 лет назад +1

    Please improve your voice clarity

  • @vikaspandey7053
    @vikaspandey7053 2 года назад

    hello satis, please help me learn to make animation

  • @indiansrk9997
    @indiansrk9997 5 лет назад

    videos are awesome but why views are less

  • @ArifBillahOnGoogle
    @ArifBillahOnGoogle 3 года назад

    *Flashlights*

  • @trzztrzz2477
    @trzztrzz2477 2 года назад

    reiz one: abbia segnalato

  • @jesusdiazzz6369
    @jesusdiazzz6369 5 лет назад +4

    All cause of nikola tesla

  • @1tonygunalan
    @1tonygunalan 3 года назад

    You tried, but I think I still don't understand. Thanks anyway.

  • @sarangvs2326
    @sarangvs2326 3 года назад

    Yipee

  • @psickopathpsickopath7375
    @psickopathpsickopath7375 3 года назад

    Explained and still didn't understand a thing.

  • @jeffgibons1540
    @jeffgibons1540 3 года назад

    WHY DO THESE PEOPLECOMPLICATE TRANSISTORS. THEY ARE A RESISTOR

    • @metalmusic598
      @metalmusic598 3 года назад

      No they aint a whole purpose of a resistor is to reduce the amount of voltage coming into a circuit where as a transistor is used for amplifying, controlling, and generating electrical signals a Mosfet transistor is similar to a resistor but is not the same

  • @jaydensowerby1516
    @jaydensowerby1516 3 года назад

    69th comment lol

  • @Cookie_Palyz
    @Cookie_Palyz 4 года назад

    Delete

  • @j3s333
    @j3s333 4 года назад

    Whys this on my recommend? Lol