LGA771 Socket

LGA771 Socket

LGA771 Socket

Mechanical Design Guide November, 2006 Reference Number: 313871-002 INFORMATION IN THIS DOCUMENT IS PROVIDED IN CONNECTION WITH INTEL® PRODUCTS. NO LICENSE, EXPRESS OR IMPLIED, BY ESTOPPEL OR OTHERWISE, TO ANY INTELLECTUAL PROPERTY RIGHTS IS GRANTED BY THIS DOCUMENT. EXCEPT AS PROVIDED IN INTEL'S TERMS AND CONDITIONS OF SALE FOR SUCH PRODUCTS, INTEL ASSUMES NO ...LIABILITY WHATSOEVER, AND INTEL DISCLAIMS ANY EXPRESS OR IMPLIED WARRANTY, RELATING TO SALE AND/OR USE OF INTEL PRODUCTS INCLUDING LIABILITY OR WARRANTIES RELATING TO FITNESS FOR A PARTICULAR PURPOSE, MERCHANTABILITY, OR INFRINGEMENT OF ANY PATENT, COPYRIGHT OR OTHER INTELLECTUAL PROPERTY RIGHT. Intel products are not intended for use in medical, life saving, or life sustaining applications. Intel may make changes to specifications and product descriptions at any time, without notice. Designers must not rely on the absence or characteristics of any features or instructions marked “reserved” or “undefined.” Intel reserves these for future definition and shall have no responsibility whatsoever for conflicts or incompatibilities arising from future changes to them. The LGA 771 socket may contain design defects or errors known as errata which may cause the product to deviate from published specifications. Current characterized errata are available on request. Contact your local Intel sales office or your distributor to obtain the latest specifications and before placing your product order. Intel, Xeon and the Intel logo are trademarks or registered trademarks of Intel Corporation or its subsidiaries in the United States and other countries. * Other brands and names may be claimed as the property of others. Copyright © 2006, Intel Corporation. 2 LGA 771 Socket Mechanical Design Guide Contents 1 2 3 4 5 A Introduction.................................................................................................................7 1.1 Document Goals and Scope ..................................................................................7 1.1.1 LGA771 Socket Overview ..........................................................................7 1.1.2 Document Goals.......................................................................................7 1.1.3 Important Remarks ..................................................................................7 1.2 Terminology .......................................................................................................8 1.3 Reference Documents ..........................................................................................8 Assembled Component and Package Description...............................................................9 Mechanical Requirements ............................................................................................ 11 3.1 Attachment ...................................................................................................... 11 3.2 Socket Components........................................................................................... 11 3.2.1 Socket Body .......................................................................................... 11 3.2.2 Socket Actuation Mechanism.................................................................... 13 3.2.3 Pick and Place Cover............................................................................... 14 3.2.4 Socket Insertion / Actuation Forces........................................................... 14 3.3 Socket Size ...................................................................................................... 14 3.4 Socket Weight .................................................................................................. 14 3.5 Package/Socket Stackup Height .......................................................................... 15 3.6 Socket Loading Specifications ............................................................................. 15 Electrical Requirements ............................................................................................... 19 Environmental Requirements ....................................................................................... 21 5.1 Solvent Resistance ............................................................................................ 23 5.2 Durability......................................................................................................... 23 Mechanical Drawings................................................................................................... 25 LGA 771 Socket Mechanical Design Guide 3 Figures 1 3-1 Cross-sectional view of Package / Socket stackup height .......................................15 3-2 Definition of R ...................................................................................................17 5-1 Flow Chart of Knowledge-Based Reliability Evaluation Methodology...........................21 A-1 LGA Socket Assembly Drawing (Sheet 1 of 4) ........................................................26 A-2 LGA Socket Assembly Drawing (Sheet 2 of 4) ........................................................27 A-3 LGA Socket Assembly Drawing (Sheet 3 of 4) ........................................................28 A-4 LGA Socket Assembly Drawing (Sheet 4 of 4) ........................................................29 A-5 LGA771 Socket Motherboard Footprint (Sheet 1 of 7) .............................................30 A-6 LGA771 Socket Motherboard Footprint (Sheet 2 of 7) .............................................31 A-7 LGA771 Socket Motherboard Footprint (Sheet 3 of 7) .............................................32 A-8 LGA771 Socket Motherboard Footprint (Sheet 4 of 7...............................................33 A-9 LGA771 Socket Motherboard Footprint (Sheet 5 of 7) .............................................34 A-10 LGA771 Socket Motherboard Read the full LGA771 Socket.

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