Mechanical Drawingss
34 Thermal and Mechanical Design Guidelines
Figure 15. (G)MCH Reference Heatsink for ATX Platforms – Ramp Retainer Sheet 1
2X 31.1
1.225[]
620.05
.079 .001[]
661.51
2.422[]
670.49
2.775[]
2X 27.95
1.100[]
3.118[]
NOTES:
1. THIS DRAWING T O BE USE D IN CO NJUNCT IO N W IT H S UPPLIED 3D
DATABASE FILE. ALL DIMENSIONS AND TOLERANCES ON THIS
DRAWING TAKE PRECEDENCE OVER SUPPLIED FILE AND ARE
APPLICABLE AT PART FREE, UNCONSTRAINED STATE UNLESS
INDICATED O T HERW ISE.
2. TOLERANCES ON DIM ENSIO NED A ND UNDIMENS IO NED
FEATURES UNLESS OTHERWISE SPECIFIED:
DIMENSIONS A RE IN M ILLIME TE RS.
FOR FEATURE SIZES < 10MM: LINEAR .07
FOR FEATURE SIZES BETWEEN 10 AND 25 MM: LINEAR .08
FOR FEATURE SIZES BETWEEN 25 AND 50 MM: LINEAR .10
FOR FEATURE SIZES > 50MM: LINEAR .18
ANGLES: 0.5
3. MATERIAL:
A) TYPE: ENVIRONMENTALLY COMPLIANT THERMOPLASTIC OR
EQUIVALENT UPO N INT EL AP PRO V AL (REF . G E LEX AN 500ECR-739)
B) CRITICAL MECHANICAL MATERIAL PROPERTIES
FOR EQUIVALENT MATERIAL SELECTION:
TENSILE YIELD STRENG T H (ASTM D638) > 57 MPa
TENSILE ELONGATION AT BREAK (ASTM D638) >= 46%
FLEXURA L M O DU LUS ( AS T M D638) 3116 MP a 10%
SOFTE NING T EM P (VICA T , RAT E B ): 154 C
C) COLOR: APPROXIMATING BLACK, (REF GE 739)
D) REGRIND: 25% PERMISS IBLE.
E) VOL UM E - 1. 73e+ 03 C UB IC -M M (R EF )
WEIGHT - 2.16 GRA MS (REF )
5 MARK PART W ITH INTEL P/N, REVISION, CAVITY NUMBER
AND DATE CODE APPROX WHERE SHOWN PER INTEL MARKING
STANDA RD 164997
6 CRIT ICAL T O F UNCTIO N DIME NSIO N
7. ALL DIMENSIONS SHOWN SHALL BE MEASURED FOR FAI
8. NOTE REMO VED
9. DEGATE: FLUSH T O 0.35 BELOW ST RUCTURA L THICKNESS
(GATE W E LL OR G A TE RECE SS A CCEP TA BLE)
10. FLASH: 0.15 M A X.
11. SINK: 0.25 MA X.
12. EJECTOR MARKS: FLUSH TO -0.25
13. PARTING LINE MISMAT CH NO T T O EX CEED 0.25.
14. EJECTION PIN BOSSES, GATING, AND TOOLING INSERTS REQUIRE
INTEL'S APPROVAL PRIOR TO TOOL CONSTRUCTION.
ALL EJECTION PIN BOSSES AND GATE FEATURES SHOWN
ARE FOR REFERENCE ONLY.
15. EDGES SHOWN AS SHARP R 0.1 MAX.
16. TOOLING REQUIRED TO MAKE THIS PART SHALL BE THE
PROPERTY OF INTEL, AND SHALL BE PERMANENTLY MARKED
WITH INTEL'S NAME AND APPROPRIATE PART NUMBER.
17. ALL SECONDARY UNIT DIMENSIO NS ARE F O R REF ERENCE O NLY.
SEE DETAIL C
5
SEE DETAIL ASEE DETAIL A
SEE DETAIL C