Small size, easy to build. 0-30v, 2-5A all OK.
Thanks

 

First, you can vary V or A. Not both. So which do you want (I assume from your title, you want to vary voltage)?

What type of resolution do you want? 2V? 0.18V?

 

First, you can vary V or A. Not both. So which do you want (I assume from your title, you want to vary voltage)?

What type of resolution do you want? 2V? 0.18V?

Thank you,
yes, vary voltage. can the resolution be ~ 0.5V?

 

https://forum.arduino.cc/index.php?topic=66916.0

https://www.instructables.com/id/Arduino-Controlled-Power-Supply-Source/

https://bestengineeringprojects.com/arduino-controlled-variable-power-supply/

Some possibilities.


Regards, Dana.

 

https://forum.arduino.cc/index.php?topic=66916.0

https://www.instructables.com/id/Arduino-Controlled-Power-Supply-Source/

https://bestengineeringprojects.com/arduino-controlled-variable-power-supply/

Some possibilities.


Regards, Dana.

Thank you Dana,
I'll try something there.