Elektor Article_ Led Booster for Microcontrollers

Elektor Article: Led Booster for Microcontrollers

There’s many a time when you want to connect a white LED to a microcontroller operating from a 3 V supply voltage. Unfortunately, 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 […]

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