Intel 640 User Guide - Page 51
Critical Parameters for Interfacing to Reference Clip, Critical Core Dimension
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Intel® Thermal/Mechanical Reference Design Information R Figure 14. Critical Parameters for Interfacing to Reference Clip Fan Fin Array Core See Detail A Clip Fin Array 1.6 mm Clip Core Detail A Figure 15. Critical Core Dimension 1.00 +/- 0.10 mm 1.00 mm min φ36.10 +/- 0.30 mm φ33.56 +/- 0.10 mm Gap required to avoid core surface blemish during clip assembly. Recommend 0.3 mm min. Core R 0.40 mm max R 0.40 mm max 3.29 +/- 0.10 mm NOTE: Dimension from the bottom of the clip to the bottom of the heatsink core (or base) should be met to enable the required load from the heatsink clip (i.e., 43 lbf nominal +/- 10 lbf) § Thermal/Mechanical Design Guide 51
Intel® Thermal/Mechanical Reference Design Information
R
Thermal/Mechanical Design Guide
51
Figure 14. Critical Parameters for Interfacing to Reference Clip
Core
Clip
See Detail A
Core
Fin Array
Fan
Clip
See Detail A
Detail A
Fin Array
Clip
Core
1.6 mm
Detail A
Fin Array
Clip
Core
1.6 mm
Detail A
Fin Array
Clip
Core
1.6 mm
Detail A
Fin Array
Clip
Core
1.6 mm
Detail A
Fin Array
Clip
Core
1.6 mm
Detail A
Fin Array
Clip
Core
1.6 mm
Figure 15. Critical Core Dimension
R 0.40 mm max
R 0.40 mm max
φ
33.56 +/- 0.10 mm
Gap required to avoid
core
surface blemish during clip
assembly. Recommend 0.3
mm min.
1.00 mm min
3.29 +/- 0.10 mm
φ
36.10 +/- 0.30 mm
1.00 +/- 0.10 mm
Core
NOTE: Dimension from the bottom of the clip to the bottom of the
heatsink core (or base) should be met to enable the required
load from the heatsink clip (i.e., 43 lbf nominal +/- 10 lbf)
§