What is that yellow component ?

Frequently asked questions regarding powering your pedal.
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FausterCraster
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Post by FausterCraster »

Hi,
into the PCB is rated 300mA it is just before the 7809 regulator.
This is the link to the project :

http://www.aresaudio.com/stomps-power-supply.html

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Intripped
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Post by Intripped »

Self-restoring fuse

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phatt
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Post by phatt »

From here; https://en.wikipedia.org/wiki/Resettable_fuse
A polymeric positive temperature coefficient device (PPTC, commonly known as a resettable fuse, polyfuse or polyswitch)
Brilliant little device,, also used for speaker protection. :thumbsup
Phil.

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plush
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Post by plush »

Offtop: is it just me or this psu is actually not isolated but a simple regulated daisy chain?

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deltafred
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Post by deltafred »

It looks to me like a switched mode power supply with a separate winding, rectifier, smoothing cap and 3 terminal regulator and polyfuse for each output making it isolated outputs. I could be wrong of course.
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