
ground - How does the diode mode of a multimeter work?
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?
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 …
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 …
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 …
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 …
Diodes block voltage? - Electrical Engineering Stack Exchange
What about the current that is allowed to flow through the diode is it reduced? For example: Current is supplied by a power supply it flows through a diode in forward direction, if the …
Do MOSFETs have a diode built into them?
Mar 17, 2015 · The body diode is usually fairly slow to turn on. I advise against using it as a the only flyback diode. Add an external Schottky diode for flyback protection. (There are power …
What exactly does a diode do? - Electrical Engineering Stack …
Dec 29, 2012 · What exactly does a diode do? Ask Question Asked 12 years, 10 months ago Modified 6 years, 8 months ago
rf - What does the rectifier do in a crystal radio? - Electrical ...
Dec 6, 2017 · 21 I have been reading up on semiconductors and all of the references that I have found say that the first practical application of the semiconductor diode was in crystal radios, …
Do diodes care about current? or only voltage?
Apr 6, 2017 · 1 I have a diode, specifically a Zener diode and I connect it in the following configuration: simulate this circuit – Schematic created using CircuitLab So that it acts as a …