[SGVHAK] recommendations for bench power supply

James McDuffie mcduffie at pitfall.org
Sat Mar 12 15:41:37 PST 2016


Some do, but a power resistor is usually enough. With that board you first try without to see if you really need the resistor.

On March 12, 2016 3:20:03 PM PST, Braddock Gaskill <braddock at braddock.com> wrote:
>I thought PC switch mode supplies required a minimum load to operate?
>On Mar 12, 2016 2:31 PM, "James McDuffie" <mcduffie at pitfall.org> wrote:
>
>> You may consider converting an ATX power supply if all you need is 5,
>12
>> and possibly 3.3v depending on the power supply. It's a great way to
>reuse
>> parts from old power supplies.
>>
>> You can use this board to make the project brain dead simple to
>build:
>>
>http://dangerousprototypes.com/2012/06/28/new-prototype-atx-breakout-board
>> /
>>
>> That board is out of stock but is open hardware so you'd just need to
>get
>> the board from a fab shop and parts.




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