Introduction to Bipolar Junction Transistor (BJT)

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  • เผยแพร่เมื่อ 29 พ.ย. 2024

ความคิดเห็น • 398

  • @ALLABOUTELECTRONICS
    @ALLABOUTELECTRONICS  5 ปีที่แล้ว +198

    The timestamps for the different topics covered in the video:
    0:20 What is BJT?
    1:12 Construction of BJT
    3:24 Different Regions of Operation of BJT (Active, Saturation, and Cut-off)
    6:20 Symbols of NPN and PNP transistor
    7:05 Different Configurations (CE, CB and CC)
    8:03 Working of BJT
    12:30 Different Currents in BJT
    For more Solved Examples on the BJT, check out this playlist:
    th-cam.com/video/byPBZmCfsb8/w-d-xo.html

    • @gunanagasindhu9592
      @gunanagasindhu9592 4 ปีที่แล้ว

      while operating in active region at 3:24 it is in common base , but it is not in the case at 8:01 (it is in common emitter config and the condition Base Emitter forward bias and Base Collector reverse bias doesn't make any sense ) pls explain sir

    • @ملكةزماني-ذ4ر
      @ملكةزماني-ذ4ر 4 ปีที่แล้ว +1

      Differentiate between NPN and PNP transistors. According to you which one is going to switch faster.
      ؟؟؟؟؟؟

    • @sudityagupta9193
      @sudityagupta9193 4 ปีที่แล้ว

      🎸

    • @briankiprono4580
      @briankiprono4580 2 ปีที่แล้ว

      3.35 you said R-B is reverse biased, should be B-R is reverse.

    • @94D33M
      @94D33M ปีที่แล้ว

      @@gunanagasindhu9592 I too went back and saw that this was the case. Anyone have an explanation?

  • @josephsagi3926
    @josephsagi3926 5 ปีที่แล้ว +406

    Bro it was excellent! The channel deserves huge success! One day all Electronics students follow your videos! And you deserve it 🙏

    • @solapowsj25
      @solapowsj25 3 ปีที่แล้ว +3

      It's not correct. As per electronic engineering.

    • @albertoi.cruzgalvan3446
      @albertoi.cruzgalvan3446 3 ปีที่แล้ว +4

      @@solapowsj25 I agree with you. It's clearer than my University teachers.

    • @amitsharma-rt2ht
      @amitsharma-rt2ht 2 ปีที่แล้ว +1

      But he should off the add

    • @shefalisinghbaghel6844
      @shefalisinghbaghel6844 ปีที่แล้ว +1

      Bhai kyu jhoot bol raha... 😓😓
      Kuch samajh nhi aa raha hai, pechla ek ghanta se same video dekh rahe hu.... 😓😓

    • @085_RahulMishra
      @085_RahulMishra 9 หลายเดือนก่อน

      ​@@shefalisinghbaghel6844 Tum achha ladka nahi hai sahi se dhyan laga ke concentrate karke 1x me dekho tab achha ladka

  • @teammadmax4905
    @teammadmax4905 2 ปีที่แล้ว +10

    감사합니다 최고의 BJT 강의 입니다. 전자회로에 입문하면서 하나하나 생소한 개념이 많아 원서를 독학하는 것이 버거 웠었는데 이 영상을 보고 트랜지스터가 어떻게 작동하는지 잘 알게 되었씁니다 다른영상도 찾아볼게요!~!

  • @pwalterjerome1987
    @pwalterjerome1987 4 ปีที่แล้ว +30

    awesome video i didn't understand anything in lecture but now my concepts are crystal clear and amplified as a transistor in active region.
    keep doing this good job.
    your channel deserves huge appreciation

  • @i_am_anchal434
    @i_am_anchal434 ปีที่แล้ว +6

    No one writes the notes in the description except you....thank you sir

  • @ianespinosa5056
    @ianespinosa5056 ปีที่แล้ว +5

    Thank you for posting this. I am an EE student at CalState Long Beach and the EE department there is terrible, especially for the electronics concentration. I think I learned more form this video than I did from the utterly useless professors that teach it at CalState.

  • @monalishabal4910
    @monalishabal4910 2 ปีที่แล้ว +3

    thank you from bottom of my heart , 5stars , crystal clear concepts

  • @yiningwang1571
    @yiningwang1571 4 ปีที่แล้ว +9

    Thank you so much! You really know how to explain BJT clearer than my professor

  • @nomanhassan9250
    @nomanhassan9250 2 ปีที่แล้ว +1

    Insahallah sir you will be the top electronic teacher on TH-cam in a fucture

  • @deekshas3936
    @deekshas3936 4 ปีที่แล้ว +43

    Thanks a lotttt!!! I hadn't understood how amplification takes place in college lecture and therefore I couldn't follow the concepts that came afterwards, but now I understand it clearly. Will surely watch the other BJT videos. Keep up the good work!

  • @jaydeepdey6132
    @jaydeepdey6132 3 ปีที่แล้ว +1

    Best Video for Transistor in TH-cam.

  • @priyanshukasaudhan786
    @priyanshukasaudhan786 3 ปีที่แล้ว +3

    Best channel on youtube , specially short notes in the descriptions are so helpful

  • @j05hb3an7
    @j05hb3an7 3 ปีที่แล้ว +15

    I was so lost when this was explained to me in class. Thank you for making such a clear and concise video.

  • @Jabu_Mandlangisa
    @Jabu_Mandlangisa ปีที่แล้ว +1

    thanks a lot, sir much love and appreciation from south africa. I just made 3 pages of notes in 17 minutes 🥰. More understanding than in class 😄,

  • @masautsophiri2449
    @masautsophiri2449 2 ปีที่แล้ว +1

    my doc's explanation in class sucked, now everything is cleared up. keep up man with the good work.

    • @Psycho_Engineer786
      @Psycho_Engineer786 2 ปีที่แล้ว +1

      Bro I m first year Student , can I watch this for college exam

    • @Sunit_Kumar
      @Sunit_Kumar หลายเดือนก่อน

      @@Psycho_Engineer786 hello so are u in 3rd year now? Which course are u pursuing

    • @Psycho_Engineer786
      @Psycho_Engineer786 หลายเดือนก่อน

      @@Sunit_Kumar ECE

    • @Sunit_Kumar
      @Sunit_Kumar หลายเดือนก่อน

      @@Psycho_Engineer786 from where?

  • @ΑναστασίαΜαυρομάτη-τ2τ
    @ΑναστασίαΜαυρομάτη-τ2τ ปีที่แล้ว +1

    i love you, you saved my exams

  • @smittyflufferson1299
    @smittyflufferson1299 3 ปีที่แล้ว +1

    Transistors are tough. This video was a great introduction to some of the essentials

  • @vladododerovic4479
    @vladododerovic4479 3 ปีที่แล้ว +5

    Your explanation made everything so easy to understand! Thank you so much!

  • @jyothiswaroopsantu
    @jyothiswaroopsantu 5 ปีที่แล้ว +5

    Excellent explanation. BJT is always a topic of confusion for me and these videos just simplified it a lot for me

  • @tejomaya4817
    @tejomaya4817 4 ปีที่แล้ว

    This is best channel to learn electronics... Tq

  • @StupidBadyXD
    @StupidBadyXD 4 ปีที่แล้ว +107

    I think you could focus more on explaining the physic than the equations. Equations are secondary.

    • @prithviraj4453
      @prithviraj4453 ปีที่แล้ว +9

      Bhai kya kar rahe ho aajkal

    • @im_creative1
      @im_creative1 10 หลายเดือนก่อน +1

      @@prithviraj4453 🤣

    • @085_RahulMishra
      @085_RahulMishra 9 หลายเดือนก่อน

      @@im_creative1 ? 🧐🤔

    • @SM-iv4pm
      @SM-iv4pm 8 หลายเดือนก่อน

      ???

  • @smitanghan4565
    @smitanghan4565 3 ปีที่แล้ว +3

    I'm too confused in sign notation, VBB, VCC, VBE, VCE,...
    Thank you so much to clear my confusion
    Thank you, sir...

  • @Frostbyte-Game-Studio
    @Frostbyte-Game-Studio 3 ปีที่แล้ว +1

    you're a life saver this video is so easy to understand keep up the good work

  • @harikamounikaburagapu5419
    @harikamounikaburagapu5419 2 ปีที่แล้ว +2

    Simply and easily understand yhe concept. ..wow...good channel

  • @saikirangaddam3670
    @saikirangaddam3670 3 ปีที่แล้ว +1

    I bow down my head for your explanation bro.. how briefly it was🙏

  • @manojmaahi9522
    @manojmaahi9522 5 ปีที่แล้ว +12

    Thank you bro for your wonderful talent on uploading the best electronics videos.I visit many channels,but this was the best of all them.keep on uploading bro😘

  • @mcbotface
    @mcbotface 5 ปีที่แล้ว +9

    Thank you for uploading this video as requested.
    Thank you !! 😍😍

  • @lavanyakorupolu2305
    @lavanyakorupolu2305 3 ปีที่แล้ว +4

    Hii sir, your videos are so helpful to me. The way you explaining is so interesting to listen.

  • @MuhammadFaizan-br3cr
    @MuhammadFaizan-br3cr 4 ปีที่แล้ว +6

    Thanks a lot brother. You really made BJT easy to learn for me.... ! Keep up the good work!

  • @abhinavsinghal314
    @abhinavsinghal314 5 ปีที่แล้ว +42

    wow. awesome ! just awesome. explained in a very good manner. easy to understand. thank you very much for uploading this video sir. 6 stars out of 5. (star amplification :)

  • @debashrutibhattacharjee5023
    @debashrutibhattacharjee5023 4 ปีที่แล้ว +2

    Seamlessly explained! Thank you!!

  • @rakeshkulkarni4323
    @rakeshkulkarni4323 3 ปีที่แล้ว +1

    Bro I'm big fan of your videos..... very good explanation

  • @sudhamani3576
    @sudhamani3576 4 ปีที่แล้ว

    It's simple way of know about BJT... Very nice sir..

  • @ShannuRallapalli17
    @ShannuRallapalli17 9 หลายเดือนก่อน

    Thanks alot brooh...!!
    Tommorow is sem exam this is too gud

  • @tahmid1847
    @tahmid1847 2 ปีที่แล้ว +1

    Thank God for India and Indians

  • @TakHandler
    @TakHandler 5 ปีที่แล้ว +6

    Bhai jldi jldi bnaa video we really love it and want to watch more

  • @susmitsingh1775
    @susmitsingh1775 3 ปีที่แล้ว +3

    Thanks for the explanation!

  • @ferhatnusreturuc1809
    @ferhatnusreturuc1809 7 หลายเดือนก่อน

    very very good explaination, all concepts in theory are based on sense...

  • @nztstudios4439
    @nztstudios4439 2 ปีที่แล้ว

    Perfectly presented, I wish I found your Channel earlier

  • @borislavstoyanov3204
    @borislavstoyanov3204 4 ปีที่แล้ว +43

    Perfect explanation...
    I only have trouble understanding your english (im not fluent english speaker)

    • @ahbarahad3203
      @ahbarahad3203 4 ปีที่แล้ว +9

      neither is he, its the indian accent

    • @eduardosantana1793
      @eduardosantana1793 4 ปีที่แล้ว +3

      @@ahbarahad3203 that's not polite, say smf about Indian accent.

    • @shashankbj3804
      @shashankbj3804 4 ปีที่แล้ว +2

      @@ahbarahad3203 nobody asked lmao

  • @willwill3917
    @willwill3917 8 หลายเดือนก่อน

    A very nice and well explained introduction to BJT

  • @_AnanyaMukherjee
    @_AnanyaMukherjee 2 ปีที่แล้ว +4

    Wonderfully explained the concepts! It was really helpful. Great job man!

  • @pikachupikachu7507
    @pikachupikachu7507 4 ปีที่แล้ว +3

    Thank-you so much. This video helped me a lot 😍.

  • @Divya_2121
    @Divya_2121 3 ปีที่แล้ว +1

    Very clear explanation 👍 , Thank you sir Vedio is helpful to me

  • @manojjadhav7857
    @manojjadhav7857 3 ปีที่แล้ว +1

    Hats off, amazing work. good refresher material!!

  • @byaswanth4060
    @byaswanth4060 2 หลายเดือนก่อน

    Super explanation i will learn more from you compare then our college

    • @ziotio
      @ziotio หลายเดือนก่อน

      Is this for 1st year BTech

  • @ankitsingh-wg3cn
    @ankitsingh-wg3cn 2 ปีที่แล้ว

    it was a good session for a beginner!. Thanks to you.

  • @gabrielcerini7350
    @gabrielcerini7350 4 ปีที่แล้ว +10

    muito obrigado , ótima aula !

  • @savithaag499
    @savithaag499 3 ปีที่แล้ว +1

    Thank you so much. Great explanation.

  • @ritikabiswas9045
    @ritikabiswas9045 4 ปีที่แล้ว +1

    I wish it were that easy to learn when I was graduating! :P

  • @khanhhuyen8630
    @khanhhuyen8630 2 ปีที่แล้ว +1

    Thank sir, it makes sense, hope that in the upward videos you can add subtitle because I'm not good at listening to English

  • @dadivenkatakoteswararao2520
    @dadivenkatakoteswararao2520 2 ปีที่แล้ว

    Excellent teaching

  • @abdxlive
    @abdxlive ปีที่แล้ว +1

    Awesome Content Sir

  • @nildeeproy9074
    @nildeeproy9074 3 ปีที่แล้ว

    It was very helpful. Thank You. Please make the sound quality better.

  • @NKY245
    @NKY245 5 ปีที่แล้ว +3

    Sir ap jis topic ko padhaya kare usse related mcq question bhi krva diya approx 50 question each topic......thanksss

    • @ALLABOUTELECTRONICS
      @ALLABOUTELECTRONICS  5 ปีที่แล้ว +3

      Yes, for that only I have created the second channel. which is only for the Quiz.
      In case if you haven't checked yet it then here is the link:
      th-cam.com/channels/GA2TO8ylVqFHpucwn_6Jlw.html

  • @dineshj1998
    @dineshj1998 5 ปีที่แล้ว +3

    awesome waiting for your upcoming videos about BJT

    • @dineshj1998
      @dineshj1998 5 ปีที่แล้ว +1

      set this week for all about electronics..started sterday, watching all your videos one by one.great explanation. will complete all the videos...b4 you post the nxt video..grt work...keep going...

  • @RohitSingh-dj6uy
    @RohitSingh-dj6uy 4 ปีที่แล้ว +1

    Awesome Video for revision 👍🙂

  • @sivakalyan03
    @sivakalyan03 4 ปีที่แล้ว

    No more words ...killing explain ation

  • @lochanikalidasu9536
    @lochanikalidasu9536 ปีที่แล้ว

    very clear explanation provided

  • @meerasabreen8799
    @meerasabreen8799 2 ปีที่แล้ว

    Very good teaching sir

  • @hassaneleraky9104
    @hassaneleraky9104 5 ปีที่แล้ว +1

    from egypt good for you

  • @thoughtpool8764
    @thoughtpool8764 3 ปีที่แล้ว

    Thank you very much this channel and your videos are helping me a lot🙏🙏

  • @mohanhypo4004
    @mohanhypo4004 5 ปีที่แล้ว +14

    bro can you give some brief explanation of single ended and differential inputs

  • @TSulemanW
    @TSulemanW 3 ปีที่แล้ว

    Nice and simple explaination

  • @ishitwaupreti9767
    @ishitwaupreti9767 3 ปีที่แล้ว +1

    Having some doubts in transiator biasing
    But still video is very awesome. Thanks for explaining.

  • @joohigarg8556
    @joohigarg8556 8 หลายเดือนก่อน +1

    Good demonstration

  • @Aisik_Bhattacharjee
    @Aisik_Bhattacharjee 11 หลายเดือนก่อน

    Excellent video!

  • @dbchannel7131
    @dbchannel7131 3 ปีที่แล้ว +1

    Sir.I have a question for this video.What application do you use to do this circuit.I see your video very easy to understand with explain.

  • @lakshminarayananm1284
    @lakshminarayananm1284 2 ปีที่แล้ว +20

    7:05 Common base, emitter, collector configuration
    12:30 Different currents in BJT transistor

  • @ramyashetty3097
    @ramyashetty3097 5 ปีที่แล้ว +2

    really awesome content👌👌

  • @farhanupaul
    @farhanupaul 4 ปีที่แล้ว +4

    Sir your videos are amazing. So when we are doing Biasing we are not actually changing the polarities of the DC biasing but instead for example in saturation the collector voltage becomes larger than base which is larger than emitter, right?

  • @sssfasih
    @sssfasih 4 ปีที่แล้ว +9

    Thank you for this video. It helped me

  • @arinut
    @arinut 2 ปีที่แล้ว

    Awesome information 👍👍👍👍

  • @aditianand1565
    @aditianand1565 3 ปีที่แล้ว +1

    Thank you for the video

  • @sir_charlie
    @sir_charlie 3 ปีที่แล้ว +2

    i love you man

  • @dnrdarnish1437
    @dnrdarnish1437 5 ปีที่แล้ว +1

    Superb explanation sir thanks very much

  • @adarshmishraf2-049
    @adarshmishraf2-049 7 หลายเดือนก่อน

    Very nice class sir❤

  • @samrawitlegesse6687
    @samrawitlegesse6687 2 ปีที่แล้ว +1

    Thank you sir nice explanation. But what is our reference when we say base voltage, emitter voltage and collector voltage. Like if we say Vbe, it is voltage between base and emitter right? So how about Vb, Ve and Vc?

    • @ALLABOUTELECTRONICS
      @ALLABOUTELECTRONICS  2 ปีที่แล้ว

      It is with respect to the ground. For example, Vb is the voltage at the base terminal with respect to ground.

    • @AndriyVorona
      @AndriyVorona ปีที่แล้ว

      @@ALLABOUTELECTRONICS Sorry, but where is the ground in case of those forward, saturation and reverse bias schematics that you showed? I mean, if we, for example, define the most bottom node as the ground, base voltage will be zero. So, I guess, it is more accurate to talk in terms of base-to-collector and base-to-emitter voltages, isn't it?

  • @abhinavreddy2768
    @abhinavreddy2768 5 ปีที่แล้ว +1

    Awesome lecture sir

  • @soul2197
    @soul2197 5 ปีที่แล้ว +1

    Please upload further videos great. Explanation

  • @VirochanMourya-p6g
    @VirochanMourya-p6g ปีที่แล้ว +1

    Watching this 45min before exam🙂

  • @mounikaburagapu6290
    @mounikaburagapu6290 2 ปีที่แล้ว

    Thank you sir this vedio is helped me alot in my sem1 exam 😀😀once again thank you so much sir ❤️❤️❤️

  • @kamleshprajapat6496
    @kamleshprajapat6496 4 ปีที่แล้ว

    Very nice explanation .....

  • @pragatigupta3550
    @pragatigupta3550 4 ปีที่แล้ว +1

    really awesome explanation : ) : )

  • @durgaprasadpanda780
    @durgaprasadpanda780 4 ปีที่แล้ว

    Explanation is very good but the diagram used in the active region of operation of BJT .You are explaining about the common base but diagram is common emitter .

  • @kddk937
    @kddk937 4 ปีที่แล้ว +1

    You Tubers should be the Lecturers of the universities......

  • @tonystark6515
    @tonystark6515 6 หลายเดือนก่อน

    Love your videos bro❤

  • @jaydarji705
    @jaydarji705 2 ปีที่แล้ว

    It really helps me

  • @moyoceillee684
    @moyoceillee684 4 ปีที่แล้ว

    Excellent . Keep up the good work

  • @ridhimachopra7215
    @ridhimachopra7215 3 ปีที่แล้ว

    Amazing video!Thanks!

  • @manojhpmanu8363
    @manojhpmanu8363 5 ปีที่แล้ว +2

    Sprb explanation sir

  • @tanmaykumar1178
    @tanmaykumar1178 4 ปีที่แล้ว +3

    11:27 why will it flow towards the positive terminal as now after the combination of holes and electron an atom is resulted which is electrically neutral?

    • @aryamanz29
      @aryamanz29 4 ปีที่แล้ว +1

      emitter is highly doped so some get neutral but most of them are moved towards collector side and contribute as "Ic"

  • @gargidas3940
    @gargidas3940 3 ปีที่แล้ว +1

    Well explained

  • @siddhiagrawal3965
    @siddhiagrawal3965 ปีที่แล้ว

    Amazing lecture 😀..but pls share notes too🙏🙏

    • @ALLABOUTELECTRONICS
      @ALLABOUTELECTRONICS  ปีที่แล้ว

      Here is the link for the notes:
      www.allaboutelectronics.org/bjt-bipolar-junction-transistor/

    • @siddhiagrawal3965
      @siddhiagrawal3965 ปีที่แล้ว +1

      @@ALLABOUTELECTRONICS thankyou 😀👍

  • @mahadesharya6975
    @mahadesharya6975 ปีที่แล้ว +1

    Corrections- the E & C shouldn't be shown as symmetrical or equal areas! C widest of B & E.

  • @tylerufen
    @tylerufen 5 ปีที่แล้ว +3

    2:40 You deserve a freakin' medal, man.... -_-

  • @dhanujabpillai3964
    @dhanujabpillai3964 5 ปีที่แล้ว +3

    Good class sir

  • @rainabanana
    @rainabanana 2 ปีที่แล้ว

    i wish learning this was fun

  • @tayyabahaider3872
    @tayyabahaider3872 3 ปีที่แล้ว

    Thanks alot..it was a great help

  • @ghostishav
    @ghostishav 4 ปีที่แล้ว

    Thumbs up, keep up the brilliant work.