This project utilizes the 4N35 optocoupler to control a LED. The 7th digitial pin of the Arduino sends signals to the optocoupler in order to determine whether or not the LED turns off or on. A 4N35 ...

Arduino Uno With Optocoupler Relay is a board based on ATmega328p which is an 8-bit microcontroller from ATMEL. The main purpose of building this board is to use it in COVID-19 and similar kinds of ...

Prepaid Electricity Energy Meter is a good concept in which you can recharge its balance, like we do in our mobile phones. In this project we are building a automated system by using Arduino and GSM ...

Deep in the heart of your latest project lies a little silicon brain. Much like the brain inside your own bone-plated noggin, your microcontroller needs protection from the outside world from time to ...

Part 1 of this FAQ explored the basics of the optocoupler. This part looks at key parameters and some application examples. A: While there are many important factors, there are several which are ...

Abstract: This article describes the electrical degradation in the I-V characteristics and the Current Transfer Ratio (CTR) of commercial optocoupler (4N35) exposed to an electron beam. The devices ...