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Results tagged with diodes
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user 26581
Diodes are semiconductor components made from a P-type (or metal in Schottky diodes) and N-type material (usually silicon, but germanium, selenium, and gallium arsenide can also be used), that allow current to flow in one direction only.
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What is the purpose of this zener diode from USB Vbus to Vcc?
It appears as though the diode D3 is to protect the VBUS from "feedback" from the case scenario where you would be connecting an external 5V supply to the EXT_5on connector J2.
External supply still w …
- 840