2 layers48.3 × 50.8 mm

Electronic load controller
ondras12345/electronic-load
Digital control for XHDZ-FZ-2g electronic load
63 parts2MIT
KiCad boards from 2 GitHub repositories tagged “electronic-load”, the most starred first; open any of them in PCBKit.

ondras12345/electronic-load
Digital control for XHDZ-FZ-2g electronic load

anniberi/master-thesis
Master's thesis: device for measuring the series resistance of PV panels. This device uses a MOSFET transistor as a variable load to measure the I-V curve of the PV panel.