![rectifier - What is the purpose of this zener diode from USB Vbus to Vcc? - Electrical Engineering Stack Exchange rectifier - What is the purpose of this zener diode from USB Vbus to Vcc? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/CbhjN.png)
rectifier - What is the purpose of this zener diode from USB Vbus to Vcc? - Electrical Engineering Stack Exchange
![diodes - What is the purpose of input protection on USB (or at all)? - Electrical Engineering Stack Exchange diodes - What is the purpose of input protection on USB (or at all)? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/moIqN.png)
diodes - What is the purpose of input protection on USB (or at all)? - Electrical Engineering Stack Exchange
![Would this circuit be able to work? I am thinking of changing the zener diodes to 3.6V, but 6.8V is the only ones I can find thats cheap enough, and that I Would this circuit be able to work? I am thinking of changing the zener diodes to 3.6V, but 6.8V is the only ones I can find thats cheap enough, and that I](https://preview.redd.it/would-this-circuit-be-able-to-work-i-am-thinking-of-v0-n4tn34d7iagb1.png?width=640&crop=smart&auto=webp&s=b56e63a6932b5f4c4f247691182be4e4304b9877)
Would this circuit be able to work? I am thinking of changing the zener diodes to 3.6V, but 6.8V is the only ones I can find thats cheap enough, and that I
![rectifier - What is the purpose of this zener diode from USB Vbus to Vcc? - Electrical Engineering Stack Exchange rectifier - What is the purpose of this zener diode from USB Vbus to Vcc? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/70UiL.png)
rectifier - What is the purpose of this zener diode from USB Vbus to Vcc? - Electrical Engineering Stack Exchange
![diodes - What is the purpose of input protection on USB (or at all)? - Electrical Engineering Stack Exchange diodes - What is the purpose of input protection on USB (or at all)? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/FzdBk.png)
diodes - What is the purpose of input protection on USB (or at all)? - Electrical Engineering Stack Exchange
![Multifunctional Transistor Tester, Automatic Detection Transistor Zener Diode, Graphic Display, IR Decoder, USB Charging : Amazon.co.uk: Business, Industry & Science Multifunctional Transistor Tester, Automatic Detection Transistor Zener Diode, Graphic Display, IR Decoder, USB Charging : Amazon.co.uk: Business, Industry & Science](https://m.media-amazon.com/images/I/51iSPD5No-L._AC_UF1000,1000_QL80_.jpg)
Multifunctional Transistor Tester, Automatic Detection Transistor Zener Diode, Graphic Display, IR Decoder, USB Charging : Amazon.co.uk: Business, Industry & Science
![diodes - What is the purpose of input protection on USB (or at all)? - Electrical Engineering Stack Exchange diodes - What is the purpose of input protection on USB (or at all)? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/qmEfh.png)