mPGA604 Socket Design Guide
Environmental Requirements 
R
28  mPGA604 Socket 
Mechanical Design Guide 
5.1 Mixed Flowing Gas 
Test will be defined in a future revision of this document. 
5.2 Solvent Resistance 
Requirement: No damage to ink markings if applicable. EIA 364-11A 
5.3 Durability 
Use per EIA-364, test procedure 09. Measure contact resistance when mated in 1st and 30th cycles. 
The package should be removed at the end of each de-actuation cycle and reinserted into the socket. 
The socket’s pick-and-place cover must be able to be inserted and removed from the socket at least 
30 times. 










