SM20
Vishay Dale
Rack and Panel Connectors
Subminiature Rectangular
FEATURES
• Lightweight.
SMP20
SMS20
• 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.
APPLICATIONS
ELECTRICAL SPECIFICATIONS
Current Rating: 7.5 amps.
For use wherever space is at a premium and a high quality
Breakdown Voltage:
connector
communications,
is
required
controls,
in
avionics,
automation,
missiles,
At sea level: 2000 V RMS.
At 70,000 feet [21,336 meters]: 500 V RMS.
instrumentation,
computers and guidance systems.
MATERIAL SPECIFICATIONS
Contact Pin: Brass, gold plated.
Contact Socket: Phosphor bronze, gold plated.
(Beryllium copper available on request.)
Guides: Stainless steel, passivated.
Screwlocks: Stainless steel, passivated.
PHYSICAL SPECIFICATIONS
Number of Contacts: 5, 7, 11, 14, 20, 26, 34, 42, 50, 75.
Contact Spacing: .120" [3.05mm].
Contact Gauge: #20 AWG.
Minimum Creepage Path Between Contacts:
.080" [2.03mm].
Minimum Air Space Between Contacts: .050" [1.27mm].
Standard Body: Glass-filled diallyl phthalate per MIL-M-14,
Model GDI-30F, green.
DIMENSIONS in inches [millimeters]
SMS
SMP
SMDP - DETAIL C
SMDS - DETAIL B
With Fixed Standard Guides
With Fixed Standard Guides
Dip Solder Contact Option
Dip Solder Contact Option
.530
.470
[11.94]
.141
[3.58]
Typ.
[13.46]
.187
[4.75]
Typ.
.120
.187
[4.75]
Typ.
.190 [4.83]
Typ.
.220
[5.59]
[3.05]
.220
[5.59]
2-56 UNC-2A
Threads Typ.
.030
[.762]
Typ.
.141 [3.58]
.046 [1.17]
.030
[.762]
Typ.
.156 [3.96]
Typ.
Typ.
Dia. Solder Cup
#20 AWG Typ.
.040 .001
[1.02 .025]
Dia. Typ.
See
.040 [1.02]
Detail C
See
Detail B
Dia. Typ.
SMS
SMP
SMS
SMP
With Fixed (SL) Screwlocks
With Turnable (SK) Screwlocks With Turnable (SK) Screwlocks
With Fixed (SL) Screwlocks
.530
[13.46]
.220
[5.59]
.920
.910
[23.37]
[23.11]
.520
[13.21]
.220
[5.59]
.220
[5.59]
.120
[3.05]
.220
[5.59]
.110
.120
[3.05]
.110
[2.79]
[2.79]
.046 [1.17]
Wide x
.062 [1.57]
Deep Typ.
2-56 UNC-2A
Thread is
standard
2-56 UNC-2A
Thread is
standard
www.vishay.com
1
For technical questions, contact: connectors@vishay.com
Document Number: 36010
Revision: 15-Feb-07