ELI5: Explain Like I'm 5

RC snubber

Okay kiddo, so you know how when you turn off a light switch, you sometimes see a little spark? Well that spark is actually electricity that's trying to keep flowing, even though you turned off the switch. This is because electricity doesn't just stop right away, it kind of bounces back and forth a bit before it finally stops.

Now, let's say you have a really fancy light switch that can turn off very quickly. When you turn the switch off really fast, all of that bouncing electricity can create something called "high frequency noise". Think of it like a humming noise that you can hear in your ears.

In electronics, this high frequency noise can be a bad thing. It can mess with other parts of the circuit, and even damage them over time. That's where the RC snubber comes in.

An RC snubber is basically just a little gadget that helps get rid of that high frequency noise. It works by adding a resistor and capacitor to the circuit, which help to slow down the flow of electricity and absorb any excess energy that might cause noise or damage.

So, just like how you might put a sponge under a glass to catch any spills, an RC snubber catches any extra electricity that's bouncing around and prevents it from causing problems. Pretty neat, huh?