R
1
Introduction .......................................................................................................................
9
1.1
Objective ................................................................................................................
1.2
Purpose..................................................................................................................
1.3
Scope .....................................................................................................................
2
Assembled Component and Package Description......................................................
11
2.1
Assembled Component Description.....................................................................
2.2
Package Description ............................................................................................
3
Mechanical Requirements..............................................................................................
13
3.1
Mechanical Supports ...........................................................................................
3.2
Materials...............................................................................................................
3.2.1
Socket Housing.......................................................................................
3.2.2
Color........................................................................................................
3.3
Cutouts for Package Removal .............................................................................
3.4
Socket Standoff Height ........................................................................................
3.5
Markings...............................................................................................................
14
3.5.1
Name.......................................................................................................
3.5.2 Lock (Closed) and Unlock (Open) Markings...........................................
3.5.3
Lot Traceability........................................................................................
3.6
Socket Size ..........................................................................................................
15
3.7
Socket/Package Translation During Actuation ....................................................
3.8
Orientation in Packaging, Shipping and Handling ...............................................
3.9
Contact Characteristics........................................................................................
3.9.1
Number of Contacts ................................................................................
3.9.2
Base Material ..........................................................................................
3.9.3
Contact Area Plating ...............................................................................
3.9.4 Solder Ball Attachment Area Plating.......................................................
3.9.5
Solder Ball Characteristics......................................................................
3.9.6
Lubricants................................................................................................
16
3.10
Material and Recycling Requirements .................................................................
3.11
Lever Actuation Requirements.............................................................................
3.12
Socket Engagement/Disengagement Force ........................................................
3.13
Visual Aids ...........................................................................................................
3.14
Socket BGA Co-Planarity.....................................................................................
3.15
Solder Ball True Position .....................................................................................
3.16
Critical-to-Function Dimensions ...........................................................................
17
4
Electrical Requirements .................................................................................................
19
4.1
Electrical Resistance............................................................................................
20
4.2
Determination of Maximum Electrical Resistance ...............................................
24
4.3
Inductance............................................................................................................
4.3.1 Design Procedure for Inductance Measurements ..................................
25
4.3.2 Correlation of Measurement and Model Data Inductance ......................
26
4.4
Pin-to-Pin Capacitance ........................................................................................
27
4.5
Dielectric Withstand Voltage ................................................................................
4.6
Insulation Resistance...........................................................................................
4.7
Contact Current Rating ........................................................................................
mPGA604 Socket Design Guidelines