DZS Elec 5A 75W DC-DC Step-down Module Kit Constant Current Low Ripple Voltage Regulator 4-38v Input to 1.25-36v Output Adjustable Large Power Converter + Heat Sink + Brass Spacer + Nut

hi welcome to product review by turbo tax  my name is Ahmad Shamshiri and presenting   this review from Canada in this tutorial we're  going to do the review of this back converter   or a step-down converter based on excel four  zero one five which have gone from current   and constant voltage are going to test it and see  what is a minimum and maximum voltage we're going   to connect it to different loads to see what is  the maximum load or current it can handle and   also I'm going to show you how to limit amount  of output current using the constant current   so I'm gonna show you the thermal image and see  which part of this module heats up the most going   to have an efficiency and see how much power is  wasted as heat here let's get started with this you let me explain the module this is labeled here as out and as you  can see out here as well and that is the   negative positive a