The popular 3 terminal fixed regulators available today are in the form of IC 7805, IC 7809, IC 7812, IC 7815, and IC 7824, which correspond to fixed voltage outputs […]
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IC 723 Voltage Regulator – Working, Application Circuit
In this post we will learn the main electrical features, pinout specifications, datasheet, and application circuit of the IC 723. The IC 723 is a general purpose, extremely versatile voltage […]
Photodiode, Phototransistor – Working and Application Circuits
Photodiodes and phototransistors are semiconductor devices which have their p-n semiconductor junction exposed to light through a transparent cover, so that external light can react and force an electrical conduction […]
Optocouplers – Working, Characteristics, Interfacing, Application Circuits
OPTOCOUPLERS OR OPTOISOLATORS are devices that enable efficient transmission of DC signal and other data across two circuit stages, and also simultaneously maintain an excellent level of electrical isolation between […]
Triacs – Working and Application Circuits
A triac can be compared to a latching relay. It will instantly switch ON and close as soon as it’s triggered, and will remain closed as long as the supply […]
Tunnel Diode – Working and Application Circuit
A tunnel diode is a type of semiconductor diode which features a negative resistance on account of a quantum mechanical effect known as tunneling. In this post we will learn […]