हिंदी

Draw a Circuit Diagram to Study the Input and Output Characteristics of an N-p-n Transistor in Its Common Emitter Configuration. Draw the Typical Input and Output Characteristics.

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प्रश्न

Draw a circuit diagram to study the input and output characteristics of an n-p-n transistor in its common emitter configuration. Draw the typical input and output characteristics.

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उत्तर

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2008-2009 (March) Delhi set 1

संबंधित प्रश्न

In an unbiased p-n junction, holes diffuse from the p-region to n-region because ______.


Mention the important considerations required while fabricating a p-n junction diode to be used as a Light Emitting Diode (LED). What should be the order of band gap of an LED if it is required to emit light in the visible range?


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The current−voltage characteristic of an ideal p-n junction diode is given by \[i =  i_0 ( e^{eV/KT}  - 1)\] where, the drift current i0 equals 10 µA. Take the temperature T to be 300 K. (a) Find the voltage V0 for which \[e^{eV/kT}  = 100 .\]One can neglect the term 1 for voltages greater than this value. (b) Find an expression for the dynamic resistance of the diode as a function of V for V > V0. (c) Find the voltage for which the dynamic resistance is 0.2 Ω.

(Use Planck constant h = 4.14 × 10-15 eV-s, Boltzmann constant k = 8·62 × 10-5 eV/K.)


Consider a p-n junction diode having the characteristic \[i -  i_0 ( e^{eV/kT}  - 1) \text{ where }  i_0  = 20\mu A\] . The diode is operated at T = 300 K . (a) Find the current through the diode when a voltage of 300 mV is applied across it in forward bias. (b) At what voltage does the current double?


Calculate the current through the circuit and the potential difference across the diode shown in figure. The drift current for the diode is 20 µA.


p-n junction diode is formed


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