Diode schematic symbols of electronic circuit - Diode, LED, Zener diode, Schottky diode, photodiode, ...
Left - Anode, Right - Cathode.
Symbol | Name | Description |
---|---|---|
Diode | Diode allows current flow in one direction only (left to right). | |
Zener Diode | Allows current flow in one direction, but also can flow in the reverse direction when above breakdown voltage | |
Schottky Diode | Schottky diode is a diode with low voltage drop | |
Varactor / Varicap Diode | Variable capacitance diode | |
Tunnel Diode | ||
Light Emitting Diode (LED) | LED emits light when current flows through | |
Photodiode | Photodiode allows current flow when exposed to light |
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