Model: SEM143D

Radio Frequency Transmiss Switch

Properties:

Body Style
Rectangular
Overall Length
2.610 inches
Overall Height
1.558 inches
Overall Width
1.750 inches
Frequency Rating
18.0 gigahertz single frequency rf power handling
Unthreaded Mounting Hole Diameter
0.144 inches
Switch Type
Nontransfer
Distance Between Mounting Facility Centers
1.375 inches single mounting facility pattern
Operating Tempurature Range
-35.0/+75.0 degrees celsius
Voltage Standing Wave Ratio
1.50 single
Insertion Loss In Decibels
0.50 single
Coaxial Connector Series Designation
Sma
Connector End Design
Female
Minimum Crosstalk Rating In Decibels
60.0 single
Actuator Operating Method
Relay
Actuator Current Type And Rating In Amps
0.140 dc
Actuator Voltage In Volts
28.0
Switch Operation Sequence
Breaks before makes
Switch Return Mechanism Type
Latching
Pole Quantity
1
Throw Quantity
4
Coupling Position Quantity
14
Mounting Facility Type And Quantity
4 unthreaded hole
Mounting Facility Pattern
Four position rectangular single mounting facility pattern
Material
Aluminum body
Material
Aluminum connecto (s)
Material
Aluminum cover
Material
Beryllium contact (s) and copper contact(s)
Precious Material And Location
Contact surfaces gold
Precious Material
Gold
Surface Treatment
Gold contact (s) all surfaces
Surface Treatment
Nickel body all surfaces
Surface Treatment
Nickel connecto (s) all surfaces
Terminal Type And Quantity
5 plug, coaxial and 9 solder stud
NSN
5985-01-432-0866
Part Number
SEM143D
Description
Switch,radio Frequency Transmiss
CAGE
99899

An item specifically designed for mechanically or electronically positioning one or more radio frequency transmission line sections so as to couple it or them to other sections in a radio frequency transmission line system. The switching function may be operated by a manual actuator, an electromechanical actuator or by means of an arrangement of semiconductors and passive circuit devices. Excludes relay, (as modified).

Part SEM143D NSN 5985-01-432-0866

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05298
FIIG:
A158A0
Concept No.:
App. Key:
A
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
P
PMIC:
G
ESD:
A
ESD:
A
MMAC:
CRITL:
X

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Schedule B and Export
  • Schedule B: 8529109000
  • SITC: 76493
  • End Use: Telecommunications equipment
  • NAICS: 334220
  • USDA: 1

Freight Class: Antenna & antenna reflectors of all kinds; parts suitable for use soley or principally w/ apparatus of heading 8525 to 8528, nesoi

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