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SM20 Datasheet(PDF) 1 Page - Vishay Siliconix

Part # SM20
Description  Rack and Panel Connectors Subminiature Rectangular
Download  5 Pages
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Manufacturer  VISHAY [Vishay Siliconix]
Direct Link  http://www.vishay.com
Logo VISHAY - Vishay Siliconix

SM20 Datasheet(HTML) 1 Page - Vishay Siliconix

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Rack and Panel Connectors
Subminiature Rectangular
www.vishay.com
For technical questions, contact: connectors@vishay.com
Document Number: 36010
1
Revision: 15-Feb-07
SM20
Vishay Dale
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
ELECTRICAL SPECIFICATIONS
Current Rating: 7.5 amps.
Breakdown Voltage:
At sea level: 2000 V RMS.
At 70,000 feet [21,336 meters]: 500 V RMS.
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].
APPLICATIONS
For use wherever space is at a premium and a high quality
connector
is
required
in
avionics,
automation,
communications,
controls,
instrumentation,
missiles,
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.
Standard Body: Glass-filled diallyl phthalate per MIL-M-14,
Model GDI-30F, green.
DIMENSIONS in inches [millimeters]
SMS
With Turnable (SK) Screwlocks
SMP
With Turnable (SK) Screwlocks
SMDP - DETAIL C
Dip Solder Contact Option
SMP
With Fixed Standard Guides
SMS
With Fixed Standard Guides
SMS
With Fixed (SL) Screwlocks
SMP
With Fixed (SL) Screwlocks
.120
[3.05]
.220
[5.59]
.530
[13.46]
SMDS - DETAIL B
Dip Solder Contact Option
.220
[5.59]
.156 [3.96]
Typ.
See
Detail B
.470
[11.94]
.190 [4.83]
Typ.
2-56 UNC-2A
Threads Typ.
.040
± .001
[1.02
± .025]
Dia. Typ.
.030
[.762]
Typ.
.187
[4.75]
Typ.
.141
[3.58]
Typ.
.187
[4.75]
Typ.
.030
[.762]
Typ.
.040 [1.02]
Dia. Typ.
.220
[5.59]
.120
[3.05]
See
Detail C
.046 [1.17]
Dia. Solder Cup
#20 AWG Typ.
.141 [3.58]
Typ.
.530
[13.46]
.910
[23.11]
.220
[5.59]
.046 [1.17]
Wide x
.062 [1.57]
Deep Typ.
.110
[2.79]
2-56 UNC-2A
Thread is
standard
.110
[2.79]
2-56 UNC-2A
Thread is
standard
.520
[13.21]
.220
[5.59]
.920
[23.37]
.220
[5.59]
.120
[3.05]


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