EEPROM is a non-volatile type of memory that is used in applications that require a small footprint, board space; byte level erase, write or…
Category: Year 2
Different types of controlled sources
This post answers the question "What are different types of controlled sources?". Controlled sources are sources, that are dependent on some parameters of the…
Magnetic reluctance position sensors
This magnetic structure is very simple due to its consistency and is very wide spread in the application of measuring linear and angular velocity.…
Power BJT – static characteristics
The power BJT static characteristics determine the safe operational regime of the device. These characteristics are usually described in the datasheet as maximum ratings.…
What is rotating electric machine
Rotating electrical machine consists of a stator, rotor and the air gap between them. Stator and rotor has windings . The rotor is installed…
Direct-current machines and equations
The schematic of a DC machine is depicted below. As you can see it has magnetic poles on both stator and rotor. The torque,…
Power MOSFET and it’s characteristics
This post tells about power MOSFET characteristics and operating modes. Power MOSFET is a unipolar three-terminal semiconductor device that controls the large amounts of…
Power MOSFET switching characteristics
It is very important to understand switching characteristics of power MOSFET. To understand the turn-on and turn–off process in power MOSFETs, we have to…
Single-phase half-wave rectifiers
This post tells about the single-phase half-wave rectifier, it waveforms and characteristics. A single-phase half-wave rectifier circuit is depicted below. This rectifier has a…
What is power thyristor
A power thyristor is the three terminal, bi-stable device, with alternating p- and n-layers in its structure. Its simplified scheme, equivalent scheme and sign…