This book gives students a brief information about electricity, magnetism and their interaction. Transistor maximum values part of the manufacturers data for transistors is a set of maximum values which must not be exceeded in its operation. Electrical doublelayer transistors a platform for examining surface conduction at carrier densities near 1014 cm2. Theory of transistors and other semiconductor devices 1.
Intrinsic semiconductors extrinsic semiconductors diode pn junction. Fundamentals of microelectronics ch1 why microelectronics. Electricity and electronics int 2 checklist 1 electricity and electronics the knowledge and understanding for this unit is given below. Physics book 2 coves the topic of combination of capacitors in this video you will learn how capacitors work in series and parallel combination. This book begins with the physical principles involved in the operation of semiconductor components, proceeds through the physical electronics. However, after 1990, a few semiconductor devices using organic semiconductors and semiconducting polymers have been developed signalling the birth of a futuristic technology of polymerelectronics and molecularelectronics. If we say about the chapter 18 detail then you must need to about electronics basics that is the necessary part of 18th subject. State that electrons are free to move in a conductor. There are essentially two basic types of pointcontact transistors, the npn transistor and the pnp transistor, where the n and p stand for negative and positive, respectively. Substrategated devices with sourcetodrain spacing of 0. The course will thus appear more qualitative and wordy compared to other physics courses. Ch2 basic physics of semiconductors 7 free electron density at a given temperature e g, or bandgap energy determines how much effort is needed to break off an electron from its covalent bond.
Physics of heterostructure fieldeffect transistors academic and research staff professor jescs a. These form some of the constraints on transistor operation which are a part of the design of any circuit. University of groningen device physics of organic fieldeffect transistors brondijk, jakob jan. Nevertheless, it is hoped that this course will become a useful tool. Fsc physics book 2, ch 18 npn transistors as an amplifier. Fsc part 2 physics chapter 18 electronics online test. Basic crystal structure of semiconductors electrons and holes in semiconductors intrinsic semiconductors extrinsic semiconductors ndoped and pdoped semiconductors ece 315 spring 2005 farhan rana cornell university. Here are the articles on the field effect transistor, the bipolar junction transistor, and the pn junction, which is an important idea behind the bipolar junction transistor. The two types of bipolarjunction transistors bjts that result are explained below. The baseemitter junction j is a normal diode which, in practice, is usually forward. As they undergo an operation of a singlecarrier type these fet transistors are also called as unipolar transistors. The three physicists received the 1956 nobel prize in physics for this work. However, students of ics can either choose physics, economics or statistics.
In this online lecture, momal attiq explains inter part 2 physics chapter no 18 electronics. The approach to electronics taken in this course will be a mixture of physical concepts and design principles. If you have a user account, you will need to reset your password the next time you login. Semiconductor physics and devices deals with the electrical properties and characteristics of semiconductor materials and devices. However mosfets have different construction and operating principles. Youtube link dailymotion link this video lecture from alternating current f. Charging and discharging capacitor fsc physics book 2. A transistor is an electronic device that is used for the amplification of signals, or to switch electronic signals. In inter part 2, the subject of physics is normally studied by the students of ics, fsc premedical and fsc preengineering. Know the symbol for transistors, know that the terminals are called, know the main differences between the two types of transistor, and knowing generally how they do what they do i. Fundamental physicselectronicstransistors wikiversity.
Fundamentals of microelectronics chapter 4 physics of. This subject is the compulsory subject for all courses so ever student can get good marks in the final by practice our these mcqs again and again. Sc,physics book2 covers the topic of electrostatic induction,electrostatic equilibrium. The fet transistor fieldeffect transistor controls the form and thus the conductivity of the charge carrier in a semiconductor through an electric field. Electronics lecture 2 free download as powerpoint presentation. Conduction in metals metals are filled with electrons. This kind of configuration is called pnp transistor. Fsc physics book2,ch 19, lec 1 black body and its effect.
Semiconductors are mainly used to manufacture two devices diodes and transistors. This kind of configuration is called npn transistor. Learn and research transistors, science, chemistry, biology, physics, math, astronomy, electronics, and much more. Fsc physics book 2, ch 18 transistor as switch 12th class. Many of these, typically one or two per atom in the metal, are free to move about throughout the metal. Snse 2 fieldeffect transistors fabricated using mechanical exfoliation are reported. To push mosfets to their scaling limits and to explore devices that may complement or even replace them at molecular scale. As in the base of bipolar transistors, there are two types of jfets. Recording the characteristics of a fieldeffect transistor. Advantages of their connection in different ways,effect of capacitors combination on electric voltage in electric appliances find more elearning material and educational video lectures in urdu at maktab. Device physics, modeling and simulation mark lundstrom, jing guo on. Materials, devices and simple circuits semiconductors. In all fields of electronics, transistors are used for almost all practical purposes.
Scribd is the worlds largest social reading and publishing site. Electronics ii lecture 5a 1st semester 014 college of engineering, maysan university page 518. Investigating the diode properties of transistor junctions. Electronics of the zernike institute for advanced materials at the university of. Fet transistor types of field effecting transistor with. Rectification specially designed pn junction transistors transistor as an. Get 2nd year, fsc part 2 physics video lectures online free for pakistani students. The goal of this book is to bring together quantum mechanics, the quantum theory of solids, semiconductor material physics, and semiconductor device physics in a clear and understandable way. Lecture 2 basic semiconductor physics in this lecture you will learn. Lecture 2 basic semiconductor physics cornell university. Transistors components and basic circuits electronics. Snse2 fieldeffect transistors with high drive current. Inter part 2 fsc part 2 online physics lectures inter part 2.
Metal oxide semiconductor field effect transistor mosfet. Pbs, the united states national public broadcasting network, has some nice stuff on transistors. Electric field lines applications of electrostatics electric flux electric flux. The process of emission of charged particles from a heated metal surface. Ernst technical and support staff lisa zeidenberg 2. Physics of grade 12 is one of the most important subjects for science students.
Like the jfets these devices have three terminals, source, gate and drain. The transconductance at a draintosource voltage of v ds 2 v increases from 0. Charge transport physics of conjugated polymer field. Which fields of physics should i know in order to understand how diodes and transistors work.
Also i d can be controlled with v gs in a similar way to jfets. Fundamental physicselectronicsfieldeffect transistors. Research condensed matter physics cmp events electrical doublelayer transistors a platform for examining surface conduction at carrier densities near 1014 cm2. Physics subject of intermediate part 2 is the main elective subject for students of science group. Transformers, diodes and transistors transformers o primary and secondary windings o faradays law and the transformer equation stepup vs. In 18th chapter of physics book of intermediate part 2. When an electric field is applied, the electrons move in the direction opposite. There exists an exponential relationship between the freeelectron density and bandgap energy. Chapter 3 device physics and performance potential of iii. Id recommend volume 1 of feynmans lecture series on physics volume 2 if you want to get into electromagnetism, too, a book by jacob millman called microelectronics nearly any edition is fine for. Describe the electrical current in terms of the movement of charges around a circuit. Fsc physics book 2, ch 18 npn transistors as an amplifier 12th.581 287 305 349 466 731 131 746 1391 1474 787 861 1040 1406 134 397 200 207 459 1104 1037 1039 341 293 743 354 361 1126 393 1340 410 741 886 1100 1349 473 583 1452 713 1267 821 1114