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#26 Band-gap Reference Circuits - Circuit Implementation

In this fourth video on Band-gap reference circuits transistor level circuit Implementation is discussed. Discussion includes amplifier design, frequency compensation and start up circuit.

Пікірлер: 16

  • @alterguy4327
    @alterguy43274 жыл бұрын

    Your channel is Great

  • @venkatamanikantaprasadmand5793
    @venkatamanikantaprasadmand57934 жыл бұрын

    Hi sir.All the videos that you have uploaded till now are fantastic and marvelous .It is very good initiative to help the people who are willing to learn analog basics.And also the way you are explaining the things from your experience is excellent.It would be much better if you diversify the topics into ADC,DAC,mixed signal and RF design also

  • @rushabhpatel573
    @rushabhpatel5734 жыл бұрын

    Wonderful content. WAITING FOR MORE VIDEOS

  • @MohitKumar-nd2tz
    @MohitKumar-nd2tz4 жыл бұрын

    Could you make one video on noise and psrr consideration of band-gap reference? Also is there any good reference on these as well?

  • @sandip2130
    @sandip21304 жыл бұрын

    thanks for great video again. in next video could you try to tell what is sigma value in BGR which is used commonly in industry? and how do we control it?

  • @analogsnippets

    @analogsnippets

    4 жыл бұрын

    That will be the topic of the video #28, i.e. after the next video. Cheers.

  • @sandip2130

    @sandip2130

    4 жыл бұрын

    @@analogsnippets thank you.

  • @biswajit681
    @biswajit6814 жыл бұрын

    Hi could u make a video on common mode rejection ratio of opamp?

  • @Aadhyacedt
    @Aadhyacedt4 жыл бұрын

    Dear Sir-Nice lecture. Could you please elaborate on the self-bias you did for the tail current of the opamp? Effectively that's another positive feedback, which we often ended up seeing the problem. Best Regards,Raj.

  • @analogsnippets

    @analogsnippets

    4 жыл бұрын

    Which feedback are you referring to in resistor biasing? Essentially any current into amplifier forces current into diode branches and this causes start up.

  • @nagavikasreddyreddy3239
    @nagavikasreddyreddy32394 жыл бұрын

    looking for next video on BGR

  • @maroufkhan3648
    @maroufkhan36484 жыл бұрын

    Just a quick question, does the dominant pole compensation here result in a LHP zero because of the series resistor?

  • @analogsnippets

    @analogsnippets

    4 жыл бұрын

    Yes, that is correct.

  • @maroufkhan3648

    @maroufkhan3648

    4 жыл бұрын

    @@analogsnippets Thanks for the reply. I really like these videos. Especially because you talk about concepts and circuits as someone who has built intuition in industry. The standard textbooks are good but seeing how stuff is actually implemented in industry is great. For example, this BGR architecture when a chip is powered on. I like how you explained the schematic and why certain design choices were made. Keep up the good work! I hope there are more such videos in the future.

  • @neerajprakash4619
    @neerajprakash46194 жыл бұрын

    HI sir i have a problem can u solve and give its emergency

  • @rahuldewani2656
    @rahuldewani26564 ай бұрын

    Hello, Thanks for the informative tutorials. I would like to ask for some clarifications about the start up with R-as a current source and no additional circuitry. Please refer: kzread.info/dash/bejne/aWxnq9alnZDWhdY.htmlsi=Tqve3zdylIq7CtUR&t=627 Even if the Amplifier comes alive, my concern was that if the differential input is positive Vp > Vn,then the output of 5T OTA is held at ground level, resulting in stuck state.Vp > Vn may occur because of input referred offset of the Ampl. or perhaps during start up Vp rises faster than Vn (due to large diode cap at Vn, whereas only res at Vp). I will be grateful if you could share your thoughts on this. Thank you.