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Derivation of V-I Characteristics of p-n Junction Diode
Let us study the derivation of the mathematical expression for the current through a diode, which gives its V-I characteristics. Let p p = Hole concentration in p-type at the edge of...
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Volt-Ampere Characteristics of Diode
The diode current depends on the voltage applied to it. The relationship between applied voltage V and the diode current I is exponential and is mathematically given by the equation called diode...
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Complete V-I Characteristics of a Diode
The complete V-I characteristics of a diode is the combination of its forward as well as reverse characteristics. This is shown in the Fig. 1. Fig. 1 Complete V-I characteristics of a diode In...
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Reverse Biasing of P-N Junction Diode
If an external d.c. voltage is connected in such a way that the p-region terminal of a p-n junction is connected to the negative of the battery and the n-region terminal of a p-n junction is...
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Forward Biasing of P-N junction Diode
If am external d.c. voltage is connected in such a way that the p-region terminal is connected to the positive of the d.c. voltage and the n-region is connected to the negative of the d.c. voltage,...
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The P-N Junction Diode
The p-n junction diode forms a popular semiconductor device called p-n junction diode. The p-n junction has two terminals called electrodes, one each from p-region and n-region. Due to the two...
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View ArticleThe Studio from Olloclip
Just when iPhone users wished that comfort of clicking pictures is when Olloclip launched the new Studio at the recently concluded CES 2016. This was… Visit the link above to read the full story. [via...
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Temperature Dependence p-n Characteristics
The temperature has following effects on the diode parameters, 1. The cut-in voltage decreases as the temperature increases. The diode conducts at smaller voltage at large temperature. 2. The reverse...
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Mathematical Expression for the Dynamic Resistance
We have seen that the dynamic resistance is the reciprocal of the slope of the V-I characteristic of a diode. For the incremental changes in voltage and current we have write, Now current...
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