"Jim Thompson" wrote in
message ...
http://webpages.charter.net/dawill/I...odiode_PWM.gif

Except that's current-to-frequency :-)

On-time is constant, so it's PWM. You didn't say if frequency had to be
constant. No specs, remember? ;-)

Tim

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