Heat Sink Specs: extruded aluminum
Heat sink thermal resistance and performance specifications for electronics cooling — 7 heat sink types (extruded aluminum, bonded fin, folded fin, pin fin, stamped, vapor chamber, active fan sink) from 25×25mm to 150×150mm; thermal resistance at natural convection, 200 LFM, and 400 LFM forced air; fin dimensions, weight, surface area, max power dissipation
| heat sink type | heat sink id | base thickness mm (mm) | fin pitch mm (mm) | height mm (mm) | length mm (mm) | material | max power dissipation W at 40C rise (W) | num fins (count) | standard | surface area cm2 (cm2) | thermal resistance 200LFM C per W (degC/W) | thermal resistance 400LFM C per W (degC/W) | thermal resistance natural C per W (degC/W) | weight g (g) | width mm (mm) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| extruded aluminum | EXT-75X75 | 4 | 4.2 | 75 | 75 | aluminum 6063 | 8.3 | 16 | Aavid/Boyd 583202; Wakefield-Vette 690; Ellison 2011 | 340 | 2.4 | 1.6 | 4.8 | 210 | 75 |
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