What's "Snubbers" on gainclone LM4780 ?

nickthevoice · 18th February 2007, 08:08 PM

Hello

On the Gainclone LM4780 PCB of audiosector
it add "snubbers"

But.........WHAT'S SNUBBERS ?

this is the same thing as "soft start" ?

Thanks !!

MaxS · 18th February 2007, 08:26 PM

No. Snubber are RC network to prevent oscillations. You can find more informations with Thiel network as keywords.

Peter Daniel · 18th February 2007, 08:31 PM

Quote:

Originally posted by MaxS
Snubber are RC network to prevent oscillations.

Those would be Zobel.

You can read more about snubbers here: The (high-cap.) unregulated PSU for chipamps

Leolabs · 20th February 2007, 01:02 AM

And do remember,snubber can be placed at the supply section too.

18th February 2007, 08:08 PM	#1
nickthevoice diyAudio Member Join Date: Feb 2007 Location: Quebec	What's "Snubbers" on gainclone LM4780 ? Hello On the Gainclone LM4780 PCB of audiosector it add "snubbers" But.........WHAT'S SNUBBERS ? this is the same thing as "soft start" ? Thanks !!

18th February 2007, 08:26 PM	#2
MaxS diyAudio Member Join Date: Mar 2006 Location: France	No. Snubber are RC network to prevent oscillations. You can find more informations with Thiel network as keywords. __________________ Ca marche pas ! Tu ne l' as pas branché non plus ....

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20th February 2007, 01:02 AM	#4
Leolabs diyAudio Member Join Date: Dec 2004 Location: Bukit Mertajam	And do remember,snubber can be placed at the supply section too.

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