"Jim Thompson" wrote in
message ...
My task is to produce a PWM output proportional to a photodiode
current.

I guess I need to find a typical one and measure it myself.

Well, you didn't specify what kind of proportionality, so I guess I win
firsties.
http://webpages.charter.net/dawill/I...odiode_PWM.gif

Tim

--
Deep Friar: a very philosophical monk.
Website: http://webpages.charter.net/dawill/tmoranwms