1 Answer

Answer :

IGBT is a bipolar device because current is carried by both holes and electrons.

Related questions

Last Answer : IGBT is a bipolar device.

Description : Describe with neat sketch the constructional details of IGBT.

Last Answer : Construction: Insulated gate bipolar transistor or IGBT, is a solid state devices primarily used as an electronic switch which, as it was developed, came to combine high efficiency and fast ... layer and p+ emitter constitute a BJT with a wide base region and hence small current gain.

Description : Draw construction of IGBT.

Last Answer : construction of IGBT

Description : Which phenomenon is present in thyristors but absent in BJT, MOSFET and IGBT ? (A) forward conduction (B) latching (C) forward blocking (D) reverse breakdown

Last Answer : Which phenomenon is present in thyristors but absent in BJT, MOSFET and IGBT ? (A) forward conduction (B) latching (C) forward blocking (D) reverse breakdown

Description : Compare BJT, MOSFET and IGBT .

Last Answer : BJT MOSFET IGBT BJT is a current controlled device. MOSFET is a voltage controlled device. IGBT is a voltage controlled device. The input impedance of BJT is low. ... is minority carrier device. MOSFET is majority carrier device. IGBT is minority carrier device.

Last Answer : Because it has a higher switching frequency and heat tolerance.

Description : Justify the statements. 1. IGBT uses a vertically oriented structure. 2. IGBT is preferred as a power switch over both power BJT and MOSFET. 3. Punch through IGBT structure are more popular and are widely used.

Last Answer : 1. IGBT uses vertically oriented structure. IGBT use vertically oriented structure to reduce the resistance and to increase the current flow area. Hence IGBT uses vertically oriented ... DC circuit applications. Hence punch through IGBT structure are more popular and are widely used.

Description : Also, highlight the problem faced during parallel operation.

Last Answer : Parallel operation of IGBT: Parallel operation of IGBT is done for obtaining high current rating. Paralleling of IGBT reduces conduction losses and thermal stress. IGBT combines the qualities of ... . IGBTs must share losses equally otherwise IGBT may get failure due to thermal differences.

Last Answer : No, IGBT is not the current controlled device. IGBT is a voltage controlled device. IGBT have combine qualities of MOSFET and BJT. The high switching speed of MOSFET and low conduction losses of BJT. Also, IGBT which stands for Insulated Gate Bipolar Transistor have high input impedance.

Last Answer :  IGBT or Insulated Gate Bi-polar Transistors are typically semiconductor devices aka.  controlled switches,  which find their applications in Power Electronics circuits such as Inverters, and electrical ... ( buy implementing suitable Pulse Width Modulation scheme ) * Lower cost 

Last Answer : ON state losses of IGBT is less as compared to MOSFET and BJT.

Description : Give the applications of IGBT

Last Answer : 1) AC and DC motor drives 2) SMPS 3) Inverters 4) Choppers 5) Solid-state Relays 6) solid-state Contactors

Description : The number of terminals present in IGBT is A) 2 B) 3 C) 4 D) 5

Last Answer : The number of terminals present in IGBT is 3

Last Answer : Yes IGBT is costlier than BJT and MOSFET.

Description : Who has experiance with Bipolar disorder and Merena IUD?

Last Answer : I’m very sorry I cannot help you but I wish you every success in finding a solution to your problem, it sounds like you are grappling with some big decisions.

Description : Is it advisable for someone who is bipolar to keep a loaded gun in the house?

Last Answer : It's a bad idea for anyone to keep a loaded gun in the house, and worse for someone who is bipolar. Depression and despair are implicit in bipolar; it is not far from there to suicidal impulses and ... pretty rapid way to commit suicide without any way to change one's mind in the midst of the act.

Description : Bipolar disorder: What clues you in to the difference between legitimate fear/paranoia and symptomatic or imagined attacks?

Last Answer : answer:In my personal experience with bipolar disorder, I can't readily tell the difference until afterwards. That's the problem. I can't recognize the unreasonable, delusional fears from the legitimate ones. ( ... and one mood stabilizer. It all works to keep me on an even keel, more or less.

Description : A question for bipolar sufferers?

Last Answer : answer:I understand these symptoms very well. While it's been a long time since I went days with little or not sleep, I remember it well. Everything was heightened. Though I was weary, I couldn't sleep. I ... awful. I wish you the best of luck. Feel free to send me a private message, if you want.

Description : Does this sound like bipolar disorder or is it my depression?

Last Answer : It's not easy to say, but my gut says, probably depression. Bipolar can have irritability as a symptom, but depression makes people irritable as well. I'd be more suspicious of bipolar if you ... and how it led you to do destructive things because you had trouble connecting with your human limits.

Description : Bipolar disorder or plain evil?

Last Answer : False alternative. What’s wrong with Bipolar AND evil?

Description : Question for those familiar with Bipolar Disorder?

Last Answer : I haven’t been through the rapid cycling, but I am bipolar. I posted a long answer here to something similar to this. I hate to just point you to the answer to another question on here, but it really is what works for me.

Description : How well do bipolar medications help at regulating moods?

Last Answer : It may take a while to get the right combination that works for you. You have a really tough illness. I am so sorry about your diagnosis. My daughter and has decided to try to avoid medications but she ... so good. She does take an anxiety med about twice a month when it gets really bad. Good luck!

Description : Help me understand bipolar disorder? PLEASE READ DETAILS?

Last Answer : answer:I don't think you can generalize about how long a manic or a deoressive stage will last, it is so individual, depends on how fast they seek treatment, if they find the right drug off ... and then they might start sliding backwards. I'll forward your question to some jellies who are bipolar.

Description : Have any of you taken Trileptal for either seziures or bipolar?

Last Answer : I have had several friends on Tegretol, it’s old formulation. It just makes you really, really sleepy – it’s really great for when you have so many nightmares you never get any restful sleep.

Description : Bipolar is to Borderline Personality Disorder as...

Last Answer : My first wife is to my second wife is to my thir…

Description : Would you please help me think of a name for my blog about being bipolar?

Last Answer : What about North and South?

Description : Have you ever taken tegretol for bipolar disorder?

Last Answer : answer:Don't know about Tegretol. How many different meds have you tried? Have you tried Lithium yet? I know people who have tried a dozen meds and still not got something that really works. So be ... can. No one takes a drug when the side effects are horrible. So the drug is really useless.

Description : Are there any tell-tell signs that might indicate that I might be bipolar?

Last Answer : You sound like you're hitting some of the marks. The best way to go now is to see a psychiatrist and be evaluated. Mental Illness simply cannot be diagnosed online. They'll talk to you; get your ... fill in the bubble type). Here is a search for psychiatrists that you can narrow down by your area.

Description : How do you deal with having a bipolar mixed state?

Last Answer : answer:I start my action plan. Mixed states are the most dangerous so professional help is usually required. Be careful with yourself. I tell my support network how I'm feeling and what I feel up to doing. ... feel whatever I am feeling. No feeling is ever wrong- it's what we do with it that counts.

Description : Is being Bipolar considered a disability?

Last Answer : Yes, it can be. Depends on if it limits a normal life activity. I know two people who suffer from Bipolar Disorder who are on SSD. If you feel you should qualify stay in treatment and talk to an attorney who does Social Security work.

Description : Have you ever heard of bipolar autism? Could this be a new disorder on the rise?

Last Answer : answer:You never know, the world’s full of possibilities. :) If you are concerned about this…you can always go check it out with an expert in the field, but as you said, the chances of diagnosis are pretty slim. Best Wishes.

Description : How do I deal with my bipolar father?

Last Answer : answer:Just tell him you love him and you don’t want anything bad to happen to him. You can also say that you and your brother need him in your life, so you hope he continues to take care of himself, including taking his medication. Good luck!

Description : is bipolar disorder genetically transferred to offspring?

Last Answer : It can be. Mental illness, as a whole tends to "run in families". But then you have the family member who is totally sane, in the midst of madness. NAMI.com can give you many answers

Description : Can a person be diagnosed with bipolar at an adult age?

Last Answer : Eh, it’s britney spears so you never know.

Description : Is there any hard evidence that bipolar folk, on average, are smarter than normal people?

Last Answer : For sure more creative and more easily think out of the box, but I am not sure it has anything to do with IQ.

Description : Why transistor is called as bipolar device.

Last Answer : BJT is called bipolar device because in BJT current conduction takes place due to majority as well as minority charge carriers that is because of electrons as well as holes.

Description : By the end of the day, I want to die - and then a new one starts. What the hell is going on?

Last Answer : The last month I felt that way and I called the distress line, and went to the hospital, I now believe that it was the 2 jalapenos spicy teen burgers I had before bed, because last night I spent in ... on a persona so I can go into politics I needed a private area where I can relax and be myself.

Description : Yes - another disability question! See details...

Last Answer : answer:I am not the Social Security worker who will review your application, nor am I the one who will make the determination. For what it's worth, neither is your psychiatrist. I don't know ... them that bipolar disorder had wrecked me. I wish you the absolute best luck in this difficult task.

Description : Does anyone on Fluther have experience with filling out disability forms? Can you help a Jelly out?

Last Answer : Just to clarify, are these yes/no or short answer questions?

Description : How do you decide that you are manic?

Last Answer : I'm not bipolar, but have my own issues that I often don't see. Sometimes it takes another person mentioning it for me to realize I'm in the middle of a panic attack, for instance. I mean, I know ... bad it is until someone says, Um, maybe you should take a Xanax. An outside view is often helpful.

Description : How to deal with bipolarism?

Last Answer : Yes. Find a safe place to be yourself, and stop trying to be who you are not. I find that finding a safe accepting positive environment where one can start being ones true self helps calms me down.

Description : Bipolars! How do you cope with rapid-cycling?

Last Answer : Have you tried meditation or any kind of mindfulness practice? It will help to bring you back into your body and ground you somewhat. There's lots of free mindfulness downloads available online. I'd also suggest ... low, it'll help lift you and if a bit elated, it will help with the excess energy.

Description : Should I tell my therapist that I smoke pot?

Last Answer : He/she probably won’t, and it’d be fine to tell her/him. Unless you planned to murder someone, a therapist isn’t allowed to tell your parents anything. And smoking pot amongst teenagers is quite common; it’s likely they smoked at your age, too. I told my doctor I smoked pot.

Description : Are you grateful for your disability?

Last Answer : answer:Do you think you have learned any lessons from having a disability? Have a greater sense of empathy? These are, I suspect, the things the young man you saw was talking about. It's just a ... Right now, I don't feel so grateful. But I can fathom that someone else in another situation might.

Description : Can anyone recommend vitamins/nutrients for memory?

Last Answer : B12 and B6

Description : Do medications change who you are?

Last Answer : They don’t change who you are but can alter how you act and how you preceive yourself.

Description : Could seasonal affective disorder trigger mania?

Last Answer : In short, yes. It’s more likely to trigger depression than mania, though. It’s not actually the temperature but the lack of sunlight that causes the issue. I’m not really sure what your confusion is over. Care to clarify?

Description : What keeps you from quitting?

Last Answer : answer:I consider myself blessed that, since I haven't been diagnosed otherwise, that I have a normally functioning brain (from the chemical/biological perspective). My reasons, therefore, will more ... it pretty magnificent. For me, that's better than the potential nothing that follows all this.

Description : I think I am severely depressed and I do not know what to do?

Last Answer : How old are you? I don’t have the answers to your questions, but I think it would help somebody who does know to know your age.

Description : When it comes to your "secret thought life," what are the differences between your inner and outer persona?

Last Answer : answer:fyi, you sound quite normal. great question, by the way. My inner persona wants to be impressed. My outside persona seems like he’s content with things the way they are.