Difference Between MOSFET & BJT | MOSFET Basics | How does a MOSFET work?
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- čas přidán 3. 08. 2024
- #foolishengineer #Transistor #MOSFET
0:00 Skip Intro
00:26 Types of MOSFETs
00:52 BJT vs MOSFET
4:44 N-Channel MOSFET working
06:13 MOSFET applications
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Yes liked it very much. Did my electrical engineering about 41 years ago. This type of learning experience was not available at that time. My father wanted me to build induction furnace at that time but I didn't venture into it because of lack of clarity. I opted for the clerical job 😭😭😭
Excellent video. I was able to follow and understand your clear explanations. And thank you so much for titling your video in the same language of which was spoken in the video.
"Thanks for sharing" I stay tuned to last for those words, thanks from India
My pleasure
Dear, your videos are very easy to understand by the basic. Keep it up. 👍👍👍👍👍👍👍👍👍👍
Bro please make a basic series for school students (like these), your videos are too good .
Thank you making these type of vedio explaination is very good ❤
Thanks...... For information..❤
Nice and informative video !
Thank you so much, Glad you liked it!!
Really very informative video. Thanks
Glad it was helpful!
very well explained!
Thank you so much! Please show support to my video with Super thanks and don't forget to subscribe to our channel
I don't know why people believe bjts are slower than mosfets. Principally bjts are faster than mosfets. Mainly because bjts are current devices and mosfets require charging of the gate capacitance during any transition.
Yes this drives me crazy too. It's because people are stupid and need simple messages. In fact: A MOSFET of the SAME size and overall specs as a BJT ALWAYS switches SLOWER because of the gate capacitance, but MOSFETs are generally much smaller in size, so it's all pointless to compare.
All cpus are mosfet, they are faster
@@benyomovod6904 They are fast because the individual mosfets are made to be very small reducing the charge required to turn them on and off. That is one of the reasons why fabrication size reduction are so important in the chip industry. When sizes are matched, bjts tend to be faster than mosfets. The additional reason mosfets are used in cpus is because when they are fully turned on or off they don't need any additional power to stay in that state. This makes for lower power devices.
@@TheWeedOperation wrote _"They are fast because the individual mosfets are made to be very small reducing the charge required to turn them on and off."_
Good point.
Nice video ❤
you should have been a teacher. i now undestand those mosfets. thank you.
Good lecture
Great video, thanks.
Glad you liked it!
i gained very important points that make dif b/n bjt and mosfet . many thanks ! F E ,
Glad it helped!
Nice explanation!
Glad it was helpful!
Great 👍 keep it up
Thank you so much, Glad you liked it!!
Becoming a fan !
Thank you so much for watching!! Please don't forget to subscribe to our channel
It’s ideal to magnify your processors if you can, and calculate the leads from the Cpu core. Core 2 Duo has about 5-10 more leads to the motherboard, then Pentium Dual core (laptop cpus).
Sir. Think. for. such. a. nice. explaination
My pleasure!
Good explaination.thanks
Thank you so much for watching!! Please don't forget to subscribe to our channel
@@FoolishEngineer 👍👍👍
Very good sir
Thank you so much, Glad you liked it!!
How do I calculate the small voltage to the gate of mosfet to turn on the drain/source current
Good video, what's kind of software you are using?
Thank you so much, Glad you liked it!!
Why you always use same direction of body diode in n and p channel mosfet? Don’t you think body diode orientation should change based on type of mosfet channel?
When we include temperature in any electrical device like but and MOSFET, it will start to be "confusing". Like what Physics Law or Principle that relates temperature and resistance? Can't name one law/principle.
Nice and informative, but subtitle hiding the details...
I got a lot.....Wise engineer
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man, when MOSFET is in the ohmic region, he despite heat because rds increase with voltage from Ugs?
sir which software you have used in video
Same question asked by me too from India
Diode pChanneltransistor false.
Why there's diode in MOSFEt
A MOSFET is essentially a combination of a BJT and a JFET. The JFET part is added by putting a layer of insulator on the BJT, and then adding a 4th electrical connection on top of the insulator, placed above the "base" region of the BJT; the insulator will let the BJT base "feel" any electric charge applied to the 4th terminal, but will not allow the electrons to go from the 4th connection to the BJT. With this 4th connection placed, the base is then tied to one of the other BJT connections, chosen so that when the MOSFET is connected normally, the base will be _forced_ off. After this is done, the 4th contact (the "gate" contact on a MOSFET) can then force a small area directly under itself to turn on, but cannot force the entire BJT on.
Now, to actually answer your question, tying the BJT's base to one of the other connections has a second consequence: if you hook the MOSFET up _backwards,_ then the base and the BJT connection that it is _not_ tied to will form a diode.
why BJT is NTC and MOSFET is PTC ?
why switching speed of mosfet is high?
It is because of its structure
So, what is but good for??
One use of mosfets is controlling power . . . I use it in a custom console of mine to control power flow between battery and charging port. While charge is applied via USB battery does not dissipate power but when USB is removed battery can now discharge to keep console running. This prevents battery discharge when plugged in
Sorry, But BJT is a Bipolar device...Check the full name : Bipolar Juction Transistor and Mosfet is an unidirectional device... please make it right.
Bro try to understand concept, He is telling only in one type, Means NPN type current flow only Collector to Emitter, But in N MOSFET current can flow both direction
I love what was explained, but I had difficulty understanding the accent in many portions. Slow down your speech please.
BJT is not PTC
explanation is nice but i dont understand the meaning of foolish engineer,
its still a mystery for me as well!!
😁
Thank you making these type of vedio explaination is very good ❤
Most welcome 😊