I have a question to pcbway community that when will the high temperature spongemini composable boxusb to ttl ch340G convertorJCD EU plug soldering iron2 PIN screw terminal in stock . becaus...
I want to do my first 6 (or more) layer board. If my circuit has a 5v bus and a 3.3v bus, is it normal to have these voltages on separate layers? If so, what is the best way to implement this? ( I am ...
I want to power a constant current LED (145mA & 200mA) at 19-21V.Since this will be powered by Li-ion battery connected to a tp4056, which is the most efficient way to boost the voltage from 3.7V ...
can somebody advise (or if you are so very much kind provide) a pcb with the functions of a 8 by 8 macro keypad and 2 rotary encoders support and using the pro micro to be the brains of the macro keyp...
