[sdiy] PWM control of Current Sink

Nathanael King nate at paperproductsmusic.com
Wed Jun 24 21:29:16 CEST 2015


> If one is not careful, a PT2399 can be destroyed with the current sink. I am not totally sure how, but I have done this on the breadboard.

>The diode D2 is meant as extra protection for the PT2399, just to make sure that current goes out and not into that pin.


Do you have a different pt2399?


-- 
Nate King
Paper Products Music



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