Figure 6-7. Critical Parameters for Interfacing to Reference Clip
Figure 6-8. Critical Core Dimension
1.00 +/- 0.10 mm
2.596 +/- 0.10 mm
64
Fin Array
Fin Array
Fin Array
Fin Array
Fin Array
Fin Array
Fin Array
Fin Array
1.6 mm
1.6 mm
1.6 mm
1.6 mm
1.6 mm
1.6 mm
Clip
Clip
Clip
Clip
Clip
Clip
1.00 mm min
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)
ATX Thermal/Mechanical Design Information
Fan
Fan
Core
Core
See Detail A
See Detail A
Clip
Clip
Core
Core
Core
Core
Core
Core
Detail A
Detail A
Detail A
Detail A
Detail A
Detail A
38.68 +/- 0.30 mm
36.14 +/- 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
§
Thermal and Mechanical Design Guidelines