![Fix fired Arduino nano/ uno /mega burn Diode Arduino smoked diode repair - Fix USB power problem - YouTube Fix fired Arduino nano/ uno /mega burn Diode Arduino smoked diode repair - Fix USB power problem - YouTube](https://i.ytimg.com/vi/cenM_aTsyFU/maxresdefault.jpg)
Fix fired Arduino nano/ uno /mega burn Diode Arduino smoked diode repair - Fix USB power problem - YouTube
![This (clone) arduino stopped working, is the cause likely this usb diode? Also, if it is, can I just replace it with any small Schottky diode, or does it have to be This (clone) arduino stopped working, is the cause likely this usb diode? Also, if it is, can I just replace it with any small Schottky diode, or does it have to be](https://preview.redd.it/uoiv45e177461.jpg?auto=webp&s=722da200854486e6eff83a9542fa7fc9a27b48cf)
This (clone) arduino stopped working, is the cause likely this usb diode? Also, if it is, can I just replace it with any small Schottky diode, or does it have to be
![Is a diode needed for this supercapacitor power backup circuit? - General Electronics - Arduino Forum Is a diode needed for this supercapacitor power backup circuit? - General Electronics - Arduino Forum](https://europe1.discourse-cdn.com/arduino/optimized/4X/2/2/b/22bc2dee8539a03d38f048a6461f91b6abb3de4b_2_433x500.png)
Is a diode needed for this supercapacitor power backup circuit? - General Electronics - Arduino Forum
![Burned B2 USB protection diode in Arduino Nano with supplied circuit - Electrical Engineering Stack Exchange Burned B2 USB protection diode in Arduino Nano with supplied circuit - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/fG0nP.png)