logo bottom.gif (2547 bytes) SMB Connectors

 

SMB-P196

 

SMB-AP196

SMB-J196


SMB-BKJ196

SMB-2HR

SMB-FMBKR

SMB-PCBJ
 

SMB-PCBAJ

SMB-PCBP

SMB-J-J

SMB-P-P
 

SMB-BKJ-J
 


Gem Part Numbers

PLUG

ANGLE PLUG

JACK

BULKHEAD JACK

CABLE

SMB-P196N

SMB-AP196N

SMB-J196N

SMB-BKJ196N

RG196

SMB-P196DBN

SMB-AP196DBN

SMB-J196DBN

SMB-BKJ196DBN

RD196 double braid

SMB-P188N

SMB-AP188N

SMB-J188N

SMB-BKJ188N

RG188, 174, 316

SMB-P188DBN

SMB-AP188DBN

SMB-J188DBN

SMB-BKJ188DBN

RD188, 174, 316 double braid

SMB-P58N

SMB-AP58N

SMB-J58N

SMB-BKJ58N

RG58, 141, 142

Product is provided as standard nickel plated body and gold plated contacts.
For gold plated bodies delete the "N" at the end of the part number.

 

Gem Part Number Descriptions

GEM Part Number

Description

SMB-2HRN

2 Hole Flange Mount Receptacle

SMB-FMBKRN

Front Mount Bulkhead Receptacle

SMB-PCBJN

Printed Circuit Board Mount Receptacle

SMB-PCBAJN

Right Angle Printed Circuit Board Mount Receptacle

SMB-PCBPN

Printed Circuit Board Mount Plug

SMB-J/JN

Adapter Jack/Jack

SMB-P/PN

Adapter Plug/Plug

SMB-BKJ/JN

Adapter Bulkhead Jack/Jack


50 Ω SMB Specifications
 

Electrical

Impedance

50 Ω

Frequency Range

0-4 GHz with low reflection; usable to 10.0 GHz

Voltage Rating for RG-188/U Cable

335 volts at sea level and 85 volts at 70,000 feet

Dielectric Withstanding Voltage

RG-196: 750 VRMS; RG-188: 1,000 VRMS

VSWR

Straight connector, RG-196/U: 1.30 + .04 f (GHz)
Right angle connector, RG-196/U: 1.45 + .06 f (GHz)
Straight connector, RG-188/U: 1.25 + .04 f (GHz)
Right angle connector, RG-188/U: 1.35 + .04 f (GHz)

Contact Resistance

Center contact: 6.0 mΩ initial, 8.0 after environmental;
Outer contact: 1.0 mΩ initial, 1.5 after environmental
Braid to body: 1.0 mΩ initial, after environmental N/A

Insulation Resistance

1,000 MΩ minimum

Insertion Loss

Straight connector: 0.30 dB @ 1.5 GHz
Right angle connector: 0.60 dB @ 1.5 GHz

RF Leakage

-55 dB minimum @ 2-3 GHz

Mechanical

Mating

Snap-on coupling per MIL-STD-348

Braid/Jacket Cable Affixment

Hex crimp

Center Conductor Cable Affixment

Solder

Contact Captivation

All types unless noted otherwise

Cable Retention

Equal to breaking strength of cable employed

Engagement Forces

Engagement: 14 lbs maximum
Disengagement: 2 lbs minimum
After 500 matings, 14 lbs maximum engagement and disengagement

Connector Durability

500 mating cycles minimum

Material

Center Contact

Female: beryllium copper, gold-plated
Male: brass or beryllium copper, gold-plated

Outer Contact Plating

Nickel or gold plating as indicated

Body

Brass per QQB-626, or zinc per ASTM B86-71

Body Plating

Nickel or gold plating as indicated

Insulator

TFE

Crimp Ferrule

Annealed copper alloy

Environmental

Temperature Range

- 65°C to +165°C

Thermal Shock

MIL-STD-202 method 107, test condition B (except high temperatures @ 200°C

Shock

MIL-STD-202 method 202, method 13, snap-on, test condition B; 75 G's @ 6 milliseconds ½ sine

Vibration

MIL-STD-202 method 204, snap-on, test condition B; (15 G's)

Corrosion

MIL-STD-202 method 101, test condition B. 5% salt solution

Note: These characteristics are typical but may not apply to all connectors.


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920A River Street
Kennedy Industrial Park
Windsor, CT 06095

Toll Free: 1-888-GEM-4195
Tel: 860-683-0392
Fax: 860-683-0396
Copyright © 1999 Gem Electronics
Last modified: May 12, 2004