Topic

flyback diode

4 videos. Ranked by independent recommendations, not by views.

1. 

   1 Inductive spiking, and how to fix it!

   Afrotechmods 16 people · 18 months · since Dec 2011

   Demonstrates the voltage spike when current through an inductive load is suddenly cut and how a flyback diode tames it; often linked for motor and relay driver questions.

2. 

   2 #183: Why diodes are used around relay coils: Back to Basics on flyback or snubber diodes

   w2aew 7 people · 6 months · since Dec 2014

   Repeatedly linked to show, with real scope traces, why a diode goes across a relay or motor coil and how large the voltage spike gets.

3. 

   3 EEVblog 1409 - The DANGERS of Inductor Back EMF

   EEVblog 4 people · 4 months · since Jul 2021

   Dave Jones shows the voltage spike an inductor or relay coil produces when switched off, which explains why flyback diodes are fitted across coils and motors.

4. 

   4 Back EMF High Voltage Spikes on the Oscilloscope - Part 1

   electronicsNmore 3 people · 4 months · since Mar 2016

   A scope demonstration of the voltage spike an inductor or relay coil produces when switched off, used to explain why flyback diodes matter.