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/diy/ - Do It Yourself

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>> No.93443 [View]
File: 594 KB, 1920x1280, temptest.jpg [View same] [iqdb] [saucenao] [google]
93443

>>93299

No, but with a voltage regulator capable of delivering 1A, I'd rather not have it overheat if I ever plug anything else into it.

>>93301
I'd argue that it's a quite well-dimensioned heatsink for <8W, given that it's going into a hot car where ambient temperatures of 70 °C aren't inconceivable.

Furthermore, if it's accidentally short-circuited, the power dissipation might even rise toward 15W (picture related, about five minutes of continuous short-circuiting). That's a Tdelta of over 80 °C, and that's not even measuring close to the regulator. To really take that scenario into account, the heatsink should be even bigger (or more efficient).

Also, it was the first somewhat fitting heatsink in the box.

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