How to use a TL431 and optocoupler in Switching Power Supplies?

24,145 views

Eletrônica Geral

Published on Aug 10, 2021
About :

By popular demand!!! The circuit formed by a TL431 and a photocoupler is very present in Switching Power Supplies to provide feedback and control for these devices. In this video I show how to size the components of this circuit and how to model the TL431 regulator and the optical coupler to find the controller's transfer function. ------------------------------------------------------------------------------------------------------------------------ The Eletrônica Geral channel is an educational channel dedicated to teaching you real Electronics and completely free of charge. We produce high-quality video lessons and descriptive videos of electronic technology, to provide the public interested in developing professionally in the area of ​​analog and power electronics with a better training. Professor Thiago de Oliveira is an Adjunct Professor of the Department of Electronic Engineering at UFMG, one of the best teaching and research institutions in Electrical Engineering in the country and a managing member of the Power Electronics Group at UFMG, a research group dedicated to the research and development of static converters. With over 12 years of experience teaching electronics, Professor Thiago brings a didactic view of electronics concepts, in order to pass on the necessary content, without telling half the story, but in an uncomplicated way. Come learn real electronics with us and become an increasingly better and more qualified professional. Free Power Amplifier Course: https://eltgeral.com.br/circuitos-ele... Best Books to Learn Electronics - https://eltgeral.com.br/quais-os-melh... Follow us on Facebook: @EltGeral Follow us on Instagram: @elt_geral Visit our website: eltgeral.com.br #eletronicageral #TL431 #fonteschaveadas

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