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Thread: How to cool down MOSFETs and NB the correct way?

  1. #1
    Senior Member mikeo01's Avatar
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    How to cool down MOSFETs and NB the correct way?

    I just bought a Delta 92mm fan which runs at 3800RPM outputting 81CFM, my fan controller supports up to 3 fans and can apparently hold up 1.0A. My model on the Delta site states the fan goes up to 0.6A so I can use one with the controller.

    How would I place this so it cools both the NB and VRMs sufficiently? Should I try and wedge it somewhere above both, have it exhausting the air or blowing the air down (I was thinking the GPU and CPU are close by = warm air?).

    Or should I have it up right blowing horizontally?

    I am not really sure how to get a fan on it, whether to wedge using duct tape, my heatsinks are finned at an angle so I can't screw it on.

    I need it cool when overclocking and to use a fan controller so it doesn't sound like a plane taking off.

    If this is in wrong section sorry, I just assumed its to do with motherboards and VRM cooling.

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    DILLIGAF GoNz0's Avatar
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    Re: How to cool down MOSFETs and NB the correct way?

    tie wrap it so it points at them.

    Capitalization is the difference between helping your Uncle Jack
    off a horse and helping your uncle jack off a horse.

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    Re: How to cool down MOSFETs and NB the correct way?

    Where's the PSU in your case & which case is it? Ideally the air should rise through the case, so you'd have the PSU at the bottom at the back, an intake fan at the front and exhaust fans at the back and top of the case to get good airflow through. If there's no proper mounting point near the NB and MOSFETs then you might be better just increasing cooling in the case overall.

  4. #4
    Senior Member Max Tractor's Avatar
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    Re: How to cool down MOSFETs and NB the correct way?

    Depends on your board/case, I have previously cable tied fan/s to the mosfet heatsinks, I have also cable tied them out through the i/o shield. In my sugo I just sat a fan blowing onto them.

    cheers

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