Author Topic: Breadboard Amp Rating  (Read 2871 times)

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Offline made2hackTopic starter

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Breadboard Amp Rating
« on: March 21, 2014, 03:57:06 pm »
Hello all,

According to a previous post, https://www.eevblog.com/forum/beginners/usual-specs-of-a-breadboardprotoboard/, breadboards are not meant for high current.

I want to prototype a schematic which will have 40V/1A going in and around 38V/0.8A going out.

Can a breadboard handle this?

If not, what is an alternate prototyping method?

Offline made2hackTopic starter

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Re: Breadboard Amp Rating
« Reply #1 on: March 21, 2014, 03:58:25 pm »
If anyone cares, I am using an Olimex breadboard https://www.olimex.com/Products/Duino/Breadboarding/BREADBOARD-1/ and no datasheet, except for size and pitch.

Offline Phaedrus

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Re: Breadboard Amp Rating
« Reply #2 on: March 21, 2014, 04:08:24 pm »
It won't catch on fire or anything, but it's higher than I'd normally like on a breadboard. Consider doing it dead bug style instead--hot glue your components leg-side up on a piece of cardboard and connect things directly using wires.
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Offline w2aew

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Re: Breadboard Amp Rating
« Reply #3 on: March 21, 2014, 05:56:48 pm »
Hello all,

According to a previous post, https://www.eevblog.com/forum/beginners/usual-specs-of-a-breadboardprotoboard/, breadboards are not meant for high current.

I want to prototype a schematic which will have 40V/1A going in and around 38V/0.8A going out.

Can a breadboard handle this?

If not, what is an alternate prototyping method?

That is a bit much for breadboards - even a nice high quality 3M unit.  I would recommend a direct soldered prototype.  There are a lot of different methods that are easily built and modified.  I did a video on some of the various techniques several weeks ago...

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Offline made2hackTopic starter

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Re: Breadboard Amp Rating
« Reply #4 on: March 21, 2014, 07:55:14 pm »
Thanks all and very informative videos!


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