MC75i Hardware Interface Description
6.3 Board-to-Board Application Connector
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MC75i_HD_v01.100a
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2009-08-13
Confidential / Released
6.3
Board-to-Board Application Connector
This section provides the specifications of the 80-pin board-to-board connector used to connect
MC75i to the external application.
Connector mounted on the MC75i module:
Type:
52991-0808 SlimStack Receptacle 80 pins, 0.50mm pitch, for stacking heights from
3.0 to 4.0mm, see
for details.
http//www.molex.com
Table 40:
Technical specifications of Molex board-to-board connector
Parameter
Specification (80-pin B2B connector)
Electrical
Number of Contacts
80
Contact spacing
0.5mm (.020")
Voltage
50V
Rated current
0.5A max per contact
Contact resistance
50m
max per contact
Insulation resistance
> 100M
Dielectric Withstanding Voltage
500V AC (for 1 minute)
Physical
Insulator material (housing)
White glass-filled LCP plastic, flammability UL 94V 0
Contact material
Plating: Gold over nickel
Insertion force 1
st
< 74.4N
Insertion force 30
th
< 65.6N
Withdrawal force 1
st
> 10.8N
Maximum connection cycles
30 (@ 70m
max per contact)