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Optocoupler 4n35

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(@acode)
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Joined: 3 years ago
Posts: 1
Topic starter  

I think this would be a great topic to talk about, as the optocoupler 4n35 does come with the Arduino starter kit. Some real-world examples on using it would great/compared to a releay


   
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Centari
(@centari)
Member
Joined: 4 years ago
Posts: 44
 

@acode I was going to point you to the video regarding opto-couplers at this site, and could not find one.  I agree they should be covered, but from a more generic method of how to read the datasheet to bias just about any opto-coupler.


   
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(@dronebot-workshop)
Workshop Guru Admin
Joined: 5 years ago
Posts: 1075
 

It's hard to imagine devoting an entire video/article to the 4N35, it's a pretty standard component that's been around for decades.  

I briefly mentioned optocouplers in the Controlling AC Devices with Arduino article, but not the 4N35 specifically.

Does anyone have any ideas about how to put an interesting spin on this?  I do have a drawer full of these already!

😎

Bill

"Never trust a computer you can’t throw out a window." — Steve Wozniak


   
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robotBuilder
(@robotbuilder)
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Joined: 5 years ago
Posts: 2042
 

I used them to isolate the 5v circuit controlling a 12v H-BRIDGE circuit for a robot base.

To enlarge an image right click mouse and choose open link in new window.

 

hbridge
hbridgeSchematic

   
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