Base Spreading Resistance: With two depletion layers penetrating the base, the base holes are confined to the thin region of P-type semiconductor illustrated in Fig. 10.12. The resistance of this…
Explain Steady State Conditions in Semiconductor: Explain Steady State Conditions in Semiconductor - When the P-N junction is forward biased, current flows quite freely P to N in a P-N…
Metal Semiconductor Junctions: Metal semiconductor junctions are very common in all semiconductor devices and are very important. Depending upon the doping concentration, materials, and the characteristics of the interface, the…
Basic Structure of PN Junction in Semiconductor: Most semiconductor devices employ one or more P-N junctions. The P-N junction is the control element for the performance of all semiconductor devices…
Thyratron Working Principle: Thyratron is a hot cathode gas filled triode. Normally it is filled with a small amount of inert gas such as argon, hydrogen, neon or mercury vapour.…
Vacuum Triode, Construction and Working: Construction of Vacuum Triode - The construction and the schematic symbol used for a vacuum triode are illustrated in Fig. 5.8. It, as the name…
Microprocessor Based Firing Circuit of a Thyristor: Figure 10.64 shows the circuit diagram for Microprocessor Based Firing Circuit of a Thyristor. In a Microprocessor Based Firing Circuit of a Thyristor,…
Microprocessor Based Protection Relay: Reliable and accurate protection schemes are required for any system. Microprocessors can fulfill these requirements without fail. In addition to the system protection, microprocessors can perform…