Working principle of Schottky diode
The metal region of schottky diode is heavily occupied with the conduction band electrons and the N type region is lightly doped. There are no minority carriers as in other types of diodes, but there are only
Construction of enhancement type N channel MOSFET
Enhancement mode : When the gate voltage is negative with respect to source, the depletion type MOSFET (metal oxide semiconductor field effect transistor) operates with an enhancement mode. The construction of N channel enhancement type MOSFET (metal
Construction of depletion type N channel MOSFET
Depletion mode : When the gate voltage is positive with respect to source, the depletion type MOSFET (metal oxide semiconductor field effect transistor) operates in depletion mode. The construction of depletion type N channel MOSFET (metal oxide
Differences between shunt capacitor (C), series inductor (L), chokes input (LC) and π filters.
Following are the difference between shunt capacitor (C), series inductor (L), chokes input (LC) and π filters : Shunt capacitor (C) filters Series inductor (L) filter Choke input (LC) filter Capacitor input (π type) filter Only capacitor is
Difference between ordinary rectifier and controlled rectifier
Ordinary rectifier Controlled rectifier The triggering circuit is not required in ordinary rectifier The triggering circuit is required in controlled rectifier. Only diodes are used in ordinary rectifier. The SCR and diodes are used in controlled rectifier.
Advantage and disadvantage of power transistor
Advantages of power transistor are some of the given below: It is very easy to turn ON and turn OFF the power transistor. The power transistor can carry large currents in ON state and block very high
Types of UPS (unregulated power supply)
There are two types of unregulated power supply (UPS) are given below; OFF line UPS. ON line UPS. OFF line UPS: The OFF line unregulated power supply (UPS) is also known as standby power supply (SPS). In
Advantages, disadvantages and application of PCM (pulse code modulation)
There are some important advantages of PCM(pulse code modulation) which are given below, The PCM (pulse code modulation) convenient for long distance communication. It has a higher transmitter efficiency. It has a higher noise immunity. There are
Construction of mesh storage CRT (cathode ray tube)
The construction diagram of mesh storage CRT (cathode ray tube) is shown in above figure. The mesh storage tube consists of a dielectric material deposited on a storage mesh. This is known as storage target. It is
Difference between single phase rectifier and three phase rectifier
Following are the difference between single phase rectifier and three phase rectifier : Single phase rectifier Three phase rectifier Single phase rectifier delivered small amount of power to the load. Three phase rectifier delivered large amount of power