Re: gEDA-user: how to add and specify a photo diode

[John Doty <jpd@xxxxxxxxx>]

On Dec 7, 2009, at 7:12 AM, H.S. wrote:

> How do I add a photodiode to a circuit along with its value (or
> characteristics) and see its response in with simulated light on it?

Circuit simulators generally don't have elementary models for  
photodiodes. But an ordinary diode in parallel with a current source  
(for the photocurrent) makes a good model. You could make it a  
subcircuit and have a photodiode symbol refer to it. Or just draw it  
out on your schematic.

John Doty              Noqsi Aerospace, Ltd.
http://www.noqsi.com/
jpd@xxxxxxxxx




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