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    Adding a capacitor to protect FAPs when using cheap buck power supplies

    I plan on building a portable FAP laser. The idea is to use some cheap power supplies in parallel to power it. However the problems as I understand it are: 1) These power supplies don't like being wired in parallel because one might backdrive the other. - I plan to use Shottky diodes to...
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    FAP only drawing .4A??

    I bought 3 FAP-79-30c-800-B bars. One by one, I hooked them up to my Elenco power supply. I set the Voltage to 2V, but as I crank up the current it tops off at .4A. I am viewing everything through my Sionyx nightvision (for protection and to see the IR), and I see output, but not enough to...




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