Most graduated design engineers are actually ending up as technical administrators. Efficient, safe, creative and reliable electronic design engineering is dying out. Bills of material updates, supplier management, production problems solving every day. The replacement of a resistor here, or an capacitor there. But all this is boring work and has nothing to do with […]

Imagine ou like to connect a white LED to a microcontroller operating from a 3 V supply voltage. Unfortunately Number Search , this doesn’t work and your nice white LED only lights up feebly or not at all.   Why does it work perfectly with red and green LEDs, but not with white? A bit […]