SM20
Vishay Dale
Rack and Panel Connectors Subminiature Rectangular
FEATURES
• Lightweight
• Polarized by guides or screwlocks
• Screwlocks lock connectors together to withstand vibration
and accidental disconnect
• Overall height kept to a minimum
• Floating contacts aid in alignment and in withstanding
vibration
• Contacts, precision machined and individually gauged,
provide high reliability
• Insertion and withdrawal forces kept low without increasing
contact resistance
• Contact plating provides protection against corrosion,
assures low contact resistance and ease of soldering
SMP20
SMS20
APPLICATIONS
For use wherever space is at a premium and a high quality
ELECTRICAL SPECIFICATIONS
Current Rating: 7.5 A
Breakdown Voltage:
At sea level: 2000 VRMS
At 70 000 feet [21 336 meters]: 500 VRMS
connector
is
required
in
avionics,
automation,
communications, controls, instrumentation, missiles,
computers and guidance systems.
MATERIAL SPECIFICATIONS
Contact Pin: Brass, gold plated
PHYSICAL SPECIFICATIONS
Number of Contacts: 5, 7, 11, 14, 20, 26, 34, 42, 50, 75
Contact Spacing: 0.120" [3.05 mm]
Contact Gauge: #20 AWG
Minimum Creepage Path Between Contacts:
0.080" [2.03 mm]
Contact Socket: Phosphor bronze, gold plated
(Beryllium copper available on request)
Guides: Stainless steel, passivated
Screwlocks: Stainless steel, passivated
Standard Body: Glass-filled diallyl phthalate per MIL-M-14,
Model GDI-30F, green
Minimum Air Space Between Contacts: 0.050" [1.27 mm]
DIMENSIONS in inches [millimeters]
SMS
SMDS - DETAIL B
SMP
SMDP - DETAIL C
With Fixed Standard Guides
Dip Solder Contact Option
With Fixed Standard Guides
Dip Solder Contact Option
0.530
0.470
[11.94]
0.141
[3.58]
Typ.
[13.46]
0.187
[4.75]
Typ.
0.120
0.187
[4.75]
Typ.
0.190 [4.83]
Typ.
0.220
[5.59]
[3.05]
0.220
[5.59]
2-56 UNC-2A
Threads Typ.
0.030
[0.762]
Typ.
0.141 [3.58]
0.046 [1.17]
Typ.
0.030
[0.762]
Typ.
0.156 [3.96]
Typ.
Dia. Solder Cup
#20 AWG Typ.
0.040 0.001
[1.02 0.025]
Dia. Typ.
See
0.040 [1.02]
See
Detail B
Detail C
Dia. Typ.
SMS
SMP
SMS
SMP
With Fixed (SL) Screwlocks
With Turnable (SK) Screwlocks
With Turnable (SK) Screwlocks
With Fixed (SL) Screwlocks
0.920
[23.37]
0.530
[13.46]
0.520
[13.21]
0.910
[23.11]
0.220
0.220
[5.59]
0.220
[5.59]
[5.59]
0.110
0.220
[5.59]
0.120
[3.05]
0.110
[2.79]
0.120
[3.05]
[2.79]
0.046 [1.17]
Wide x
2-56 UNC-2A
Thread is
standard
2-56 UNC-2A
Thread is
standard
0.062 [1.57]
Deep Typ.
Document Number: 36010
Revision: 05-May-09
For technical questions contact: connectors@vishay.com
www.vishay.com
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