View Single Post
Old 03-28-2014, 06:12 PM   #21 (permalink)
Join Date: Nov 2013
Location: Australia
Posts: 350
Thanks: 95
Thanked 210 Times in 150 Posts
Originally Posted by mechman600 View Post
I tried this with a 2N7000, but I could not make it work for the life of me. It either stayed switched on (no matter what PMW value) or if I switched resistors to different spots (like a 5K from the 2N7000's gate to ground), my test LED switched on when PWM was 1 but the current did not increase as I turned it up.

Something like this maybe?

Last edited by Astro; 03-29-2014 at 01:49 AM.. Reason: Resized image so that resize bar doesn't always show.
  Reply With Quote
The Following User Says Thank You to Astro For This Useful Post:
P-hack (03-28-2014)