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Help Circuit Problem

Posted: Sun Aug 25, 2013 1:09 am
by brian25
hi sir/ma'am what's the function of the pins in this relay and where application they can usually use? tnx

Re: Help Circuit Problem

Posted: Sun Aug 25, 2013 4:58 am
by leon_heller
Check the data sheet!

Re: Help Circuit Problem

Posted: Sun Aug 25, 2013 8:29 am
by uChip
If I read the markings correctly this is a Sharp PC817 photocoupler, not a relay. Take a look at the datasheet here: http://www.sharpsma.com/webfm_send/1835