What is this electronic item?

Nandika · Post by **Nandika** » Mon Dec 26, 2011 10:55 pm

Hi Friends,
i want to know about fllowing item(in photo).

: 4IN1.jpg (378.56 KiB) Viewed 4034 times

this item has been used in power supply unit of computer,CD-DVD Player,TV,...
Also i have seen this communication port(connect to PC) of UPS.
What is item and function(action) of this item?

thanks

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Herath · Post by **Herath** » Mon Dec 26, 2011 11:19 pm

It's an optocoupler. Or an Opto-Isolator. Its task is to isolate the potentially hazardous circuitary from the sensitive PC digital circuitaries.
An electronic engineer will be able to give a more detailed description.

http://en.wikipedia.org/wiki/Opto-isolator

Nandika · Post by **Nandika** » Tue Dec 27, 2011 5:31 am

Thank you Herath.i also were not knew name of this.

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What is this electronic item?

What is this electronic item?

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Re: What is this electronic item?