The majority of newbie electronic hobbyists would certainly have a couple of burned up power transistors such as 2N3055 hiding inside their junk box. Supposing we have their internal semiconductor … [Read more...] about How to Make a Solar Cell from a Transistor
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High Power DC to DC Converter Circuit – 12 V to 30 V Variable
The post explains how to make a high power DC to DC boost converter circuit which will step up a 12 V DC to any higher level up to 30 V maximum, and at a 3 amp current rate. This high current output … [Read more...] about High Power DC to DC Converter Circuit – 12 V to 30 V Variable
Diac – Working and Application Circuits
The diac is a two-terminal device having a combination of parallel-inverse semiconductor layers, which allows the device to be triggered through both directions regardless of the supply polarity. … [Read more...] about Diac – Working and Application Circuits
Automotive LED Driver Circuits – Design Analysis
In cars or automobiles, LEDs have grown to be the preferred choice of lighting. Whether it's the rear tail-lights or the tell-tale indicators in the cluster as indicated in Figure 1 below, all … [Read more...] about Automotive LED Driver Circuits – Design Analysis
10 Simple Unijunction Transistor (UJT) Circuits Explained
In the earlier post we learned comprehensively about how a unijunction transistor works, in this post we will discuss a few interesting application circuits using this amazing device called … [Read more...] about 10 Simple Unijunction Transistor (UJT) Circuits Explained
Unijunction Transistor (UJT) – Comprehensive Tutorial
A unijunction transistor is a 3 terminal semiconductor device which is unlike a BJT has only a single pn junction. It is basically designed to be used as a single-stage oscillator circuit for … [Read more...] about Unijunction Transistor (UJT) – Comprehensive Tutorial