In this paper, two step-down converters with a high reduction ratio based on the concept of
switched inductors and switched capacitors are analyzed, modeled, and controlled. These …

Nowadays, LED lamps have become a widespread solution in different lighting systems due
to their high brightness, efficiency, long lifespan, high reliability and environmental …

A new fully soft-switched nonisolated high-step-down converter is presented in this article.
The proposed converter utilizes only one switch and a self-driven synchronous rectifier to …

An ultrahigh step-down converter with a low number of semiconductor devices is presented
in this article. Important features of this converter are simple structure with low size and cost …

State-of-the-art reliability assessment typically starts from a given circuit topology, for which
the most suitable components are selected using a Physics of Failure analysis. This paper …

Este trabalho apresenta uma alternativa para a conexão de células ladder de capacitor
chaveado com o objetivo de obter elevada taxa de conversão cc-cc. A modificação …

In a high-power factor quasi-resonant Flyback, an ideal zero current detection (ZCD) circuit
and control circuitry enable the power switch turn-on in the exact instant a zero ringing …

In this paper, two step-down converters with a high reduction ratio based on the concept of
switched inductors and switched capacitors are analyzed, modeled, and controlled. These …

This paper has the objective of presenting and discussing topologies and techniques that
allow step-up and step-down conversion ratios in DC systems offering a DC front and back …

The phenomenon of light emission in a PN junction is due to the recombination of electrons
and holes in the junction. This light emission phenomenon has been widely used in power …