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FanlessTech
10.6K posts

FanlessTech
@FanlessTech
News & opinion about passive cooling
Katılım Mart 2016
54 Takip Edilen15.1K Takipçiler

@FanlessTech Are you building the entire cooling solution yourself?
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@FanlessTech I don't remember the full convo I had w/ LLMs about this design, but there must be reasons why we don't see it out there. Otherwise, design is too obvious not to use it! Thoughts?
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@BloodReaver There's no reason for it to run much hotter than your average adapter, especially if it's overengineered
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@FanlessTech @Seasonic My 9 years old laptop adapter died last month.
I considered this design, but LLMs say this would be a regulation nightmare as you're not allowed to sell a brick that can potentially burn hands of users.
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@WSzoecs Excellent post, Wolfgang, thank you. 120W is fine for Thin mini-ITX systems using a 35W CPU. We'll gladly take several models, though!
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@FanlessTech @Seasonic you can't have 5.5mm jacks above 10A.
So at 12V * 10A = 120W MAX.
For higher power - you need:
19V voltage, and a 7.4mm jack (max 16A rated)
That's how DELL has those 240W or 330W PSUs.
Physics just says: your dream won't work.
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@FanlessTech @Seasonic Is that actually heatsink or just paint coated plastic?
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@The_TermiGator Thankfully this is not a problem when they're used to power a desktop (NUC)
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@FanlessTech On my brother's old Asus laptop and an old Lenovo laptop I had, the jacks or plugs became worn and unreliable. They charged at a specific angle and disconnected when moved slightly. And those plugs are kinda non-standardized 😡
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@ThisisMrS4m @Seasonic USB-C power is often limited to around 100W. A Thin mini-ITX system can support a 65W CPU alone
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@FanlessTech Because no one who was serious about building pcs back then used thermaltake products.
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@jamesisio @en_vild Thanks @jamesisio, someone knows what they're talking about here.
The NUC is known to run significantly cooler in a fanless chassis Vs it's small actively cooled case x.com/itmaybeartem/s…
Artem@itmaybeartem
Huge props to @akasa_tech for their fanless NUC cases, I just installed my 8th Gen in a Turing case and the temps are 7 degrees lower than with a stock turbine fan. Pretty please get an Australian distributor!
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@en_vild A good passive cooling project won’t ever thermally throttle, because it will be designed to not reach that point. You are just putting prejudices out there
“Every 10° drops lifetime half” is not true, and as I said, it will become obsolete or break of other reasons before that
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@en_vild You're talking about electronics, we're talking about heat sinks
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@FanlessTech They are durable because they’re engineered to run cool despite being fanless. The science is clear (Arrhenius): every +10°C roughly halves electronics lifespan by diffusion, corrosion, electromigration, chemical degradation, intermetallic growth. Lower temps for longer life.
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