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SMBS20G-34R027

Description
Rack and Panel Connectors Subminiature Rectangular
File Size847KB,5 Pages
ManufacturerVishay
Websitehttp://www.vishay.com
Download Datasheet View All

SMBS20G-34R027 Overview

Rack and Panel Connectors Subminiature Rectangular

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
ELECTRICAL SPECIFICATIONS
Current Rating:
7.5 A
Breakdown Voltage:
At sea level: 2000 V
RMS
At 70 000 feet [21 336 meters]: 500 V
RMS
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.
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]
Minimum Air Space Between Contacts:
0.050" [1.27 mm]
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 Fixed Standard Guides
0.470
[11.94]
0.220
[5.59]
0.030
[0.762]
Typ.
SMDS - DETAIL B
Dip Solder Contact Option
SMP
With Fixed Standard Guides
0.530
[13.46]
0.220
[5.59]
0.046 [1.17]
Dia. Solder Cup
#20 AWG Typ.
See
Detail C
SMDP - DETAIL C
Dip Solder Contact Option
0.141
[3.58]
Typ.
0.190 [4.83]
Typ.
2-56 UNC-2A
Threads Typ.
0.156 [3.96]
Typ.
See
Detail B
0.187
[4.75]
Typ.
0.120
[3.05]
0.187
[4.75]
Typ.
0.030
[0.762]
Typ.
0.141 [3.58]
Typ.
0.040 [1.02]
Dia. Typ.
0.040 ± 0.001
[1.02 ± 0.025]
Dia. Typ.
SMS
With Fixed (SL) Screwlocks
0.520
[13.21]
0.220
[5.59]
0.110
[2.79]
2-56 UNC-2A
Thread is
standard
SMP
With Turnable (SK) Screwlocks
0.920
[23.37]
0.220
[5.59]
0.120
[3.05]
SMS
With Turnable (SK) Screwlocks
0.910
[23.11]
0.220
[5.59]
0.110
[2.79]
0.046 [1.17]
Wide x
0.062 [1.57]
Deep Typ.
2-56 UNC-2A
Thread is
standard
SMP
With Fixed (SL) Screwlocks
0.530
[13.46]
0.220
[5.59]
0.120
[3.05]
Document Number: 36010
Revision: 05-May-09
For technical questions contact:
connectors@vishay.com
www.vishay.com
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