Questions tagged [photosensor]

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993 views

Photocell and Relay switch not working properly

I am trying to build a simple circuit to switch on and off my garden lights according to the brightness level. More to the point, I'd like the lights to turn on when it's dark and off in the morning. ...
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4answers
186 views

cheaper alternative to RPR359F Photosensor [closed]

We all love summer vacation but there comes a time when you get bored of your Xbox and decide to start off a new project to keep you busy. Well this is what happened to me and I decided to build an ...
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2answers
90 views

Photocoupler interface

I found a CNA1011K photocoupler laying around and I wish to try it out. Could someone explain what the parameters from the datasheet mean and how to use them for particular circuit parameters? LED ...
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3answers
880 views

Term for a chip that is used in a camera to detect light

In terms of an integrated circuit, what is the term for a chip that is used in a camera to detect light? I hope this photo helps. What is the technichal term for the light sensitive IC in a camera?

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