Building a Smart Electronic Load | DAC and Initial Firmware (#2)

Building a Smart Electronic Load | DAC and Initial Firmware (#2)/technologies/power-management/b/blog/posts/building-a-smart-electronic-load-dac-and-initial-firmware-2Hi E14 Community! Quick update on the Smart Electronic Load project: Previous blog posts: Building a Smart Electronic Load | Introduction (#1) I started testing the stages of the load one-by-one, startin...en-USTelligent Community 12RE: Building a Smart Electronic Load | DAC and Initial Firmware (#2)https://community.element14.com/technologies/power-management/b/blog/posts/building-a-smart-electronic-load-dac-and-initial-firmware-2Sat, 11 Jan 2025 18:54:48 GMT93d5dcb4-84c2-446f-b2cb-99731719e767:fd403385-55e8-4271-aa86-ea6288948088dougw0<p>Pin 3 is high impedance - its voltage should be virtually the same as measuring on the other side of R71.</p> <p>For pin 2 I think you are right - the sensitivity should decrease as R74 and R75 decrease. A small compensation cap across R74 might help but also might hurt bandwidth.</p><img src="https://community.element14.com/aggbug?PostID=28640&AppID=4&AppType=Weblog&ContentType=0" width="1" height="1">