Ryan's World of Nonsense

Various Discrete Power MOSFETs In modern electrical and electronic systems, the Metal-Oxide-Semiconductor Field-Effect Transistor (MOSFET) is one of the most important and widely used semiconductor devices. Its high input impedance, fast switching capability, and low power consumption offer significant advantages over conventional Bipolar Junction Transistors (BJTs), making it the dominant switching device in applications ranging from low-power digital circuits to high-power energy conversion systems. Ever since its introduction in the 1960s, the MOSFET has undergone continuous structural refinement, with power-focused variants emerging from the 1970s onward to meet increasingly demanding requirements for efficiency, power handling capability, and switching speed. The progression from planar MOSFETs to VMOS, DMOS, trench-gate, split/shield-gate, and superjunction technologies reflects a series of engineering solutions aimed at reducing conduction losses while maintaining high breakdown...

Improved Boost Converter Circuit ⚠️ Important Safety Notice This post is for educational demonstration only. While I have years of experience in electronics, this circuit involves high-voltage switching systems that can be dangerous if mismanaged. Please read the Full Safety Disclaimer at the bottom of this post before considering any practical work. This post is a sequel to the previous post on boost converters. If you have not read the first post, I strongly recommend reading it first, as it explains the theory of operation covered in this post. You can read the first post here . In the previous post, we constructed a simple boost converter on a breadboard. The results, however, were not particularly impressive. In this post, the circuit has been redesigned with improved components, and this time we will be driving an actual load rather than just a resistor.  Updated Circuit Schematic Since the theory of operation was already covered in the previous post, the focus here will be o...