142-1000-033 JOHNSON/EMERSON, 142-1000-033 Datasheet

HERMETIC SEAL FEEDTHRU, SMK 50OHM CONN

142-1000-033

Manufacturer Part Number
142-1000-033
Description
HERMETIC SEAL FEEDTHRU, SMK 50OHM CONN
Manufacturer
JOHNSON/EMERSON
Series
SMKr
Datasheet
1.142-1000-033.pdf (3 pages)

Specifications of 142-1000-033

Body Style
Terminator Plug
Contact Plating
Gold
Impedance
50ohm
Accessory Type
Hermetic Seal Feedthru
For Use With
SMK 50 Ohm Connectors
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Hermetic Seal Feedthru
Bodies: Stainless steel per QQ-B-626, gold plated* per MIL-G-45204
Contacts:
Female - beryllium copper per QQ-C-530, gold plated per MIL-G-45204
Contact Support Beads: PTFE fluorocarbon per ASTM D 1710 and
Seal Rings: Silicone rubber per ZZ-R-765
Engagement Design: MIL-STD-348, Series SMK (2.92mm)
Engagement/Disengagement Force: 2 inch-pounds maximum
Mating Torque: 7 to 10 inch-pounds
Coupling Proof Torque: 15 inch-pounds minimum
Coupling Nut Retention: 60 pounds minimum
Contact Retention: 6 lbs. minimum axial force (captivated contacts)
Cable Retention:
*Or cable breaking strength whichever is less.
Durability: 500 cycles minimum
Notes:
1. ID of contact shall meet VSWR and connectivity requirements when
mated with dia. .0355-.0365 male pin.
SMK - 50 Ohm Connectors (2.92mm)
INCHES (MILLIMETERS)
PART
NUMBER
142-1000-033 Kovar
Notes:
1. The hermetic seal should be mounted as flush as possible with the hous-
2. The use of an additional counterbore to accommodate a solder ring for
.086 semi-rigid ..................................... 30
.141 semi-rigid ..................................... 60
.00005" min. or passivated per MIL-F-14072 B (EL) 300
.00005" min.
ASTM D 1457 or modified PPE resin
ing. Excessive recession will create a high impedance air gap between
connection and housing which degrades electrical performance.
seal mounting is not recommended. A slight chamfer may be used if care
is taken to completely fill the area with solder - avoid air gaps.
* All gold plated parts include a .00005" min. nickel underplate barrier layer.
•
Johnson Components
CUSTOMER DRAWINGS AVAILABLE UPON REQUEST
ITEM 1
OUTER RING
Gold pl .00005 min. over
Nickel pl .00005 min.
MATERIAL SPECIFICATIONS
MECHANICAL RATINGS
Axial Force*(lbs) Torque (in-oz)
™
• P.O. Box 1732 • Waseca, MN 56093-0832 • 1-800-247-8256 • Fax: 507-833-6287 • www.johnsoncomponents.com
ITEM 2
INSULATOR
Glass
Corning 7070 Gold pl .00005 min. over
or equivalent
16
55
ITEM 3
PIN
Kovar
Nickel pl .00005 min.
Mating Engagement for SMK (2.92mm) Series per MIL-STD-348
Electrical:
Impedance: 50 Ohms
Frequency Range: DC to 40 GHz
VSWR: Dependent upon application
Working Voltage: 250 Vrms max at sea level
Dielectric Withstanding Voltage: 500 Vrms min. at sea
level
Insulation Resistance: 5000 Megohm min.
Insertion Loss: 0.2 dB max at 40 GHz
Environmental:
Hermeticity: 1x10
Solderability: MIL-STD-202, Method 209
Operating Temperature: -55
-8
cc/sec at one atmosphere
O
C to 165
O
C

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142-1000-033 Summary of contents

Page 1

... CUSTOMER DRAWINGS AVAILABLE UPON REQUEST Hermetic Seal Feedthru PART ITEM 1 ITEM 2 NUMBER OUTER RING INSULATOR 142-1000-033 Kovar Glass Gold pl .00005 min. over Corning 7070 Gold pl .00005 min. over Nickel pl .00005 min. or equivalent Notes: 1. The hermetic seal should be mounted as flush as possible with the hous- ing ...

Page 2

... The actual performance of the connector is dependent upon the following: 1. For optimum electrical performance, Johnson Components the use of our standard 142-1000-033 hermetic seal with a pin diameter of .0120 (0.305) +/- .0005 (0.013 recommended that the hermetic seal be mounted flush with the cir- cuit housing ...

Page 3

SMK - 50 Ohm Connectors (2.92mm) INCHES (MILLIMETERS) • CUSTOMER DRAWINGS AVAILABLE UPON REQUEST SMK Solder Type Straight Plugs For Semi-rigid Cable 1 BODY COUPLING NUT BEAD BEAD ASSEMBLY TOOL .000 - .005 RECESSION BEAD ...

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