Schottky diode symbol
Also called Schottky barrier diode, Hot carrier diode
A fast diode with a low forward voltage. The cathode bar has small S-shaped hooks at each end.
ANSI / IEEE
IEC 60617What the schottky diode symbol means
A fast diode with a low forward voltage. The cathode bar has small S-shaped hooks at each end.
ANSI and IEC symbols
Where you see it
Switching power supplies, reverse polarity protection and solar panel bypass diodes.
What is written next to it
On a schematic, the schottky diode usually carries its designator and part number, such as D4 1N5819.
Related symbols
Frequently asked questions
What does the schottky diode symbol look like?
On ANSI drawings: A diode with a bar shaped like an S at its ends. In IEC 60617: The same S-shaped bar.
Is the schottky diode symbol the same in IEC and ANSI?
Yes, it is drawn the same way in most legends.
Where is a schottky diode used?
Switching power supplies, reverse polarity protection and solar panel bypass diodes.
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