The first feeling when getting the TLP3547 photorelay is that it is small. Although it is small, it is very powerful.This is the official dataThe minimum on-state voltage is measured to be 1.75VAppear
In the future, smart speakers will not only be standalone devices for audio use only. As flat-screen TVs become thinner and lighter, it means that smaller speakers are needed, which will have a negati
I have a radio module, and I borrowed the 51 MCU routines to write a small program for 430. Use digital tube display. Just after I finished writing it, it was wiped out again. I cried. I have to write