The LLC series resonant converter has emerged as a solution to applications requiring power conversion with isolation, reduced volume and high efficiency, such as PV systems and EV chargers. However, the LLC resonant ...

This work presents several contributions to the modeling, analysis, design, and control of the LLC resonant LED driver. Initially, the LLC resonant LED driver dynamic model accuracy is improved by taking into account ...

An analysis and design of a power control stage topology for an LED (Light Emitting Diode) driver for lighting is presented in this work. The circuit is based on the resonant topology LLC-HB – resonant filter LLC type fed ...

This master course dissertation presents a proposal of the application of variable inductor technique for inductor’s design presented in the converters used as MPPT in photovoltaic systems. The fact of these technique makes ...

This paper presents a quantitative design analysis, performance prediction and practical testing of buck and half-bridge LLC resonant converters as a solution for a power control stage in the realization of a 180 W driver ...

This master thesis presents the development of an auxiliary power supply to provide energy to sensors, gate drivers, instrumentation circuits and control of a three-stage Solid State Transformer (SST). These devices require ...

A demanda pela produção de energia renovável incentivou a instalação de sistemas fotovoltaicos em todo o mundo. Esta demanda continuará a aumentar a medida em que os custos dos sistemas fotovoltaicos forem reduzindo. Os ...

This master thesis presents the development of a 100 W LED driver, suitable for outdoor and street lighting. In order to match the driver and LED features, special functionalities are added to the electronic system. To ...

This paper presents the losses and efficiency evaluation to three different topologies. This paper goals are evaluating the losses percental related to the semiconductors devices, Gallium Nitride (GaN). This paper presents ...