optocoupler-817

1 год назад

This video explores the PC817 optocoupler, a four-pin device used in various applications. The presenter discusses the device's functionality, internal components, and how it can be used as a transistor. They also compare the forward voltage of the infrared LED in the optocoupler to a standard red LED.

4 года назад

The video reviews a PC817 optocoupler from an integrated circuit kit. The reviewer explains the basic functionality of the optocoupler, demonstrating how it uses light to isolate two circuits. They also discuss the importance of current limiting resistors and how the optocoupler can be used to control a larger current with a smaller current.