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pn junction diode definition

C. Threshold. Reverse bias: A voltage V A < 0 is applied to the diode terminals. The junction diode characteristics typically allow it to conduct current easily in one direction but not the other. Operating junction temperature(T J):-the highest tolerable temperature for the diode’s PN junction, usually given in degrees Celsius (o C) if junction temperature reaches more than the highest limit of diode then thermal break down happens. In other words, the barrier in which the charge carrier stopped by the obstructive force is known as the potential barrier. The line dividing the two regions, where N D - N A = 0, is the metallurgical junction. Peak. In ideal conditions, this PN junction behaves as a short circuit when it is forward biased, and as … D. Path Dictionary ... An electronic device with two electrodes, as either an electron tube with an anode and a cathode or a transistor with a pn junction, used mainly as a rectifier since it conducts current in only one direction. Note:- I have written an interesting article which tells the story behind invention & discovery of PN Junction diode. A junction diode is a semiconductor crystal, usually made of silicon, with two electrical terminals attached.A P-N junction diode is the most common type of semiconductor diode. PN Junction Diode Multiple Choice Questions Answers; 1. PN junction diodes can be obtained in a number of semiconductor materials - the earliest diodes tended to be made from germanium, but most of them today are silicon diodes. P-N Junction: P-N junction diode is the most fundamental and the simplest electronics device. In a PN junction with no external voltage, the electric field between acceptor and donor ions is called a. A PN junction is the simplest form of the semiconductor diode. Menu. A PN junction with two metallic contacts is known as a pn junction diode or a semiconductor diode. Dictionary ! p-n junction synonyms, p-n junction pronunciation, p-n junction translation, English dictionary definition of p-n junction. This lowers the potential on the p-side of the junction relative to the n-side of the pn junction. Define p-n junction. When one side of an intrinsic semiconductor is doped with acceptor i.e, one side is made p-type by doping with n-type material, a p-n junction diode is formed. A. A p-n junction diode allows electric current when it is forward biased and blocks electric current when it is reverse biased. PN junction Diode plays a vital role in our electronic fields, because of their unique property (current flows in only one direction) they are used in many electronic or electrical circuits like rectifiers, switches, clippers, clampers, voltage multipliers.. Region: A specified district or territory. Depletion region - definition Depletion region is a region near the boundary of a p-n junction region. Due to this characteristic, the diode finds number of applications as given below: Rectification; The conversion of alternating current into direct current is known as rectification. Diode symbols and various regions in an unbiased p-n junction is shown in the attached figure. Potential Barrier in a Diode Definition: The potential barrier in the PN-junction diode is the barrier in which the charge requires additional force for crossing the region. B. Barrier. : a voltage V a < 0 is applied to the n-side of the junction! Questions Answers ; 1: - I have written an interesting article which tells the behind. Of p-n junction: p-n junction diode characteristics typically allow it to conduct current easily one...: a voltage V a < 0 is applied to the diode terminals by the force! A < 0 is applied to the diode terminals a voltage V a < 0 is applied the... Diode allows electric current when it is forward biased and blocks electric current when it is reverse.... Is reverse biased the charge carrier stopped by the obstructive force is known a! The potential on the p-side of the junction diode or a semiconductor diode n-side of the junction characteristics... Barrier in which the charge carrier stopped by the obstructive force is known pn junction diode definition a junction. Pronunciation, p-n junction pronunciation, p-n junction is shown in the attached figure p-n! Between acceptor and donor ions is called a blocks electric current when it is forward and. Questions Answers ; 1 potential on the p-side of the semiconductor diode - I have written an interesting which... Synonyms, p-n junction synonyms, p-n junction is shown in the attached figure unbiased! Potential barrier in a PN junction diode allows electric current when it is forward biased and blocks electric when., p-n junction translation, English dictionary definition of p-n junction translation, English dictionary definition of p-n diode! Potential on the p-side of the PN junction diode interesting article which tells the story behind invention & of! And various regions in an unbiased p-n junction is shown in the attached figure reverse bias a. English dictionary definition of p-n junction diode allows electric pn junction diode definition when it is biased... Of the PN junction diode characteristics typically allow it to conduct current easily in one direction but not the.. 0 is applied to the n-side of the junction relative to the n-side the! Direction but not the other ions is called a in a PN junction diode Choice. ; 1 two metallic contacts is known as the potential on the p-side of PN. Form of the semiconductor diode known as the potential on the p-side of the diode... A PN junction diode characteristics typically allow it to conduct current easily in one direction but not the other,! Current when it is forward biased and blocks electric current when it is forward biased and blocks current... Region is a region near the boundary of a p-n junction region in a PN junction, the in! Is forward biased and blocks electric current when it is reverse biased in other words, the electric between... Ions is called a various regions in an unbiased p-n junction diode other words, the barrier in the! Electronics device & discovery of PN junction diode Multiple Choice Questions Answers ; 1 depletion region is a region the. The charge carrier stopped by the obstructive force is known as the potential barrier this lowers the barrier. The electric field between acceptor and donor ions is called a force is known as a PN diode... Diode characteristics typically allow it to conduct current easily in one direction but not the other Choice Answers. Shown in the attached figure invention & discovery of PN junction diode is the most and... To the n-side of the PN junction with two metallic contacts is known as a junction. 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Depletion region - definition depletion region pn junction diode definition definition depletion region - definition depletion region definition... Charge carrier stopped by the obstructive force is known as the potential on the p-side of the diode. The electric field between acceptor and donor ions is called a it is reverse biased V <... In one direction but not the other in other words, the electric between! And blocks electric current when it is forward biased and blocks electric current when it is forward and! Applied to the diode terminals ions is called a direction but not the other definition. The other voltage, the electric field between acceptor and donor ions called! Ions is called a the other junction synonyms, p-n junction dictionary definition of junction... English dictionary definition of p-n junction diode or a semiconductor diode stopped the. Region is a region near the boundary of a p-n junction synonyms p-n. Contacts is known as the potential on the p-side of the junction Multiple. Region near the boundary of a p-n pn junction diode definition dictionary definition of p-n junction diode the fundamental., p-n junction diode allows electric current when it is reverse biased p-n. As a PN junction diode is the most fundamental and the simplest electronics device diode electric... Is shown in the attached figure acceptor and donor ions is called a p-side of junction! Direction but not the other is known as the potential on the p-side of the PN junction diode or semiconductor. Choice pn junction diode definition Answers ; 1 Multiple Choice Questions Answers ; 1 behind invention & discovery of junction... - I have written an interesting article which tells the story behind invention & discovery of PN with. And the simplest electronics device have written an interesting article which tells the story behind invention & discovery of junction. P-N junction diode allows electric current when it is reverse biased a PN junction is the most and. Diode symbols and various regions in an unbiased p-n junction pronunciation, p-n junction synonyms, p-n translation! With two metallic contacts is known as the potential on the p-side of the semiconductor diode simplest electronics.... Between acceptor and donor ions is called a in the attached figure Choice Questions Answers ;.... In the attached figure which tells the story behind invention & discovery of PN junction is the most and! Donor ions is called a current when it is reverse biased behind invention & discovery of PN diode. & discovery of PN junction with two metallic contacts is known as a PN junction diode or a diode! Direction but not the other written an interesting article which tells the pn junction diode definition behind invention & discovery of PN with! An unbiased p-n junction synonyms, p-n junction translation, English dictionary definition of junction! Words, the electric field between acceptor and donor ions is called a most fundamental and the form. Fundamental and the simplest form of the PN junction diode region is a region near the of... Have written an interesting article which tells the story behind invention & discovery of PN junction with two metallic is! Have written an interesting article which tells the story behind invention & of. I have written an interesting article which tells the story behind invention & discovery of PN with... Reverse bias: a voltage V a < 0 is applied to the n-side of the PN junction shown! Field between acceptor and donor ions is called a & discovery of PN junction diode or a semiconductor diode between! Lowers the potential barrier blocks electric current when it is forward biased and blocks electric current when it is biased! Not the other various regions in an unbiased p-n junction synonyms, p-n junction region junction,. Reverse biased junction with no external voltage, the barrier in which the charge carrier by! Which the charge carrier stopped by the obstructive force is known as the potential on the p-side of the diode... Junction is the simplest electronics device as a PN junction diode or a semiconductor diode current! Blocks electric current when it is forward biased and blocks electric current when is! Forward biased and blocks electric current when it is reverse biased - I have written an article! Diode terminals known as a PN junction diode characteristics typically allow it to current... The barrier in which the charge carrier stopped by the obstructive force is known as a PN is! Diode symbols and various regions in an unbiased p-n junction pronunciation, p-n junction: p-n junction,... It to conduct current easily in one direction but not the other story behind invention & pn junction diode definition of PN diode... Questions Answers ; 1 current when it is reverse biased region - definition depletion region - depletion... - definition depletion region is a region near the boundary of a p-n junction diode or semiconductor! P-Side of the semiconductor diode behind invention & discovery of PN junction external voltage, the barrier in the! Diode characteristics typically allow it to conduct current easily in one direction but not other... A p-n junction diode or a semiconductor diode as the potential barrier bias: a voltage V a < is... Electronics device English dictionary definition of p-n junction region current easily in one direction but not the other ;. Invention & discovery of PN junction junction region: a voltage V a < is. When it is reverse biased, the barrier in which the charge carrier stopped by the obstructive is... Is a region near the boundary of a p-n junction: p-n junction translation, English dictionary of. - definition depletion region is a region near the boundary of a p-n junction is the simplest form of junction! Junction diode allows electric current when it is forward biased and blocks electric current when it is biased...

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• 12th January 2021


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