Calculate Process Variable from 4-20mA using Fraction of Measurement
An electronic transmitter with an output of 4 – 20 mA is calibrated for a pressure range of 7 –
Zero Elevation and Zero Suppression in Level Measurement
One of the most misunderstood concepts when dealing with transmitters is zero elevation and suppression. Elevation and suppression adjustments are
Pressure Transmitter Applications
Pressure is considered a basic measurement because it is utilized in several process applications for measurement of different process variables
Power MOSFET
A metal-oxide-semiconductor field-effect transistor(MOSFET) is developed by combining the areas of field-effect concept and MOS technology. The Conventional planar MOSFET
Comparison of MOSFET and BJT
When we are studying about Power semiconductor devices, we will start from Diode then Bipolar Junction Transistor and then MOSFET
Power MOSFET Safe Operating Area
The safe operating area determines the current and voltage boundary within which the device can be operated without destructive failure.
Basics of Thyristor
Thyristor is a three terminal device with four layers of alternating P and N type material (three P-N junctions). The
SCR Switching Characteristics
SCR Switching Characteristics or Dynamic Characteristics: The switching characteristics are important particularly at high-frequency, to define the device velocity in
SCR Triggering Methods
Triggering (Turn on) Methods of Thyristor: Triggering:- The turning on Process of the SCR is known as Triggering. In other
Turning Off SCR – Commutation
To tum on a thyristor, a low voltage, short duration pulse is applied to the gate (typically 4V, 100µs). Once the