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In this circuit below the relay circuit part is acting as an inrush current limiter, but I can't understand how it works since the current is flowing in both conditions where the relay is open or c...
#3: Post edited
by
Lorenzo Donati
·
2023-08-10T11:58:00Z (about 1 year ago)
Retagged.
#2: Post edited
- In this circuit below the relay circuit part is acting as an inrush current limiter, but I can't understand how it works since the current is flowing in both conditions where the relay is open or closed!
- 
[The source](https://e2e.ti.com/blogs_/b/powerhouse/posts/powertips-how-to-limit-inrush-current-in-an-ac-dc-power-supply)
- In this circuit below the relay circuit part is acting as an inrush current limiter, but I can't understand how it works since the current is flowing in both conditions where the relay is open or closed!
- 
- [The source](https://e2e.ti.com/blogs_/b/powerhouse/posts/powertips-how-to-limit-inrush-current-in-an-ac-dc-power-supply)
- Edit: so it's all about the switching time, relays are known for slow switching time which is supposed to be a negative criteria, I checked the [Datasheet](https://eu.mouser.com/datasheet/2/378/875b-347335.pdf) of the relay and its 9~10 Ms.
#1: Initial revision
How Relay inrush current limiter works?
In this circuit below the relay circuit part is acting as an inrush current limiter, but I can't understand how it works since the current is flowing in both conditions where the relay is open or closed!  [The source](https://e2e.ti.com/blogs_/b/powerhouse/posts/powertips-how-to-limit-inrush-current-in-an-ac-dc-power-supply)