Voltage clamping circuit with high power zener diode?
Apr 26, 2025 · No. A zener diode alone will not work. If the voltage exceeds the zener voltage, the zener diode will die a quick death followed by the gauge. You need to put a resistor ahead of …
Identifying small, glass diodes? - All About Circuits
Jun 24, 2024 · Looking for advice on how to correctly identify those tiny, glass, red/black diodes. Like these: I have a couple small projects where I need a zener, I have several suspects but …
LTSpice zener diode 3V model - All About Circuits
May 26, 2024 · If you don't want to edit the standard.dio file you can get a reasonable 3V zener model thus :- Place a diode symbol on your schematic. Click 'Pick new diode'. Click on an …
Zener knee current?? - All About Circuits
Jul 12, 2011 · Izk is the knee current of the zener diode. When the current flowing into the zener is larger than the specified knee current, it will permit significant current flow in the reverse …
Zener diode maximum reverse current | All About Circuits
May 1, 2023 · Hello! I have Zener diode 4733A and I want to know what is the minimum & maximum reverse current I can supply through it. I found the following table in the Zener …
protecting a p channel mosfet gate with a zener. - All About Circuits
Oct 2, 2023 · The cathode of the zener on the gate and the annode on the source? Since the P-MOSFET is reverse polarity from an N-MOSFET with a negative Vgs to turn it on, you put the …
Transistor as a Zener Diode - All About Circuits
Aug 17, 2013 · Only in this connection NPN transistor work as a Zener diode. But the Zener voltage is not well defined. This voltage will be in range between 6V up to 9V. Depending on …
is Zener diode-based voltage divider a good solution for gate …
Dec 22, 2024 · Hello, I have used a Zener diode-based voltage divider to create a negative bias for a gate driver supply but I noticed that the series resistor is getting...
What does "Back to Back Diodes" actually mean - All About Circuits
Jun 21, 2022 · Back to back is really incorrect, they are in parallel but inverse parallel. Actual "back-to-back" only works with breakdown diodes that will conduct in both directions, such as …
voltage drop in zener diode - All About Circuits
Sep 4, 2014 · Zener diodes must be protected by an external resistor in all cases or the user risks a blown zener diode. I disagree with Wayneh to a small degree, the zener voltage varies with …