How does a diode work? - Electrical Engineering Stack Exchange
Closed 12 years ago. Possible Duplicate: What exactly does a diode do? What happens in a diode to make current only flow one way around a circuit? My physics teacher said it was something to do …
What exactly does a diode do? - Electrical Engineering Stack Exchange
Dec 29, 2012 · What exactly does a diode do? Ask Question Asked 12 years, 11 months ago Modified 6 years, 9 months ago
What exactly is a diode and how do I use it to step down voltage?
Jan 1, 2018 · Basically, a resistor is more like a sponge whereas a diode is more like a wall. While a resistor absorbs current and releases it as heat, a diode on the other hand will simply reject all the …
automotive - What's the purpose of the diodes in this circuit ...
Jul 16, 2012 · Wow - thanks for editing my post and the very quick replies. Fantastic. I understand at a high level what the circuit is doing and that there's the two independent ways of activating the light …
Power loss and heating in a diode
Oct 10, 2023 · From the datasheet, the diode should get to 30°C over ambient, but it's getting to around 100°C in a minute. I "only" need 5 A of current through the diode, so I added another one in parallel, …
Why do we need a diode in an AM demodulation circuit?
May 12, 2024 · A following RF low-pass filter after the diode detector (R1C2) gets rid of radio frequency stuff, while passing audio frequency stuff and DC as well. simulate this circuit – Schematic created …
ground - How does the diode mode of a multimeter work? - Electrical ...
A simplified representation of a multimeter diode test function. How the diode mode of a multimeter calcul the voltage drop between one point of the circuit and the ground?
What is "forward" and "reverse" voltage when working with diodes?
Mar 3, 2011 · A lot of current flows when the diode is forward-biased, provided that the voltage is higher than 0.6V or so for a silicon diode or 0.3V or so for a germanium device. A very small amount of …
Why is there a diode connected in parallel to a relay coil?
Feb 18, 2014 · A diode parallel to the coil is probably the most often used way, but there are other ways, like a snubber (R+C) or a zener diode to ground. A resistor in series with the diode can make the …
Diodes in parallel or series - Electrical Engineering Stack Exchange
Jan 7, 2013 · Let's say I have a datasheet of a diode. What characteristics would change ? My estimation is that putting parallel would increase the current capabilities, but may have a negative …