In the past, I made direct-insert PCBs. I usually set the line width of the power and ground lines to 50 mils, and the other lines to 30 mils. Now I want to make a PCB with both SMD and direct-insert
I want to add a projection module to my current system, but I can only find a projection module from TI online. But it's $99, which is too expensive. Are there any other cheaper projection chip module