Northern-connectors Radiall SMA Series Coaxial Connectors User Manual download pdf (Page 35)



8-35

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CHARACTERISTICS

GENERAL

Impedance 50Ω

Frequency range

Semi-rigid cables Standard models

DC - 18 GHz DC - 12.4 GHz

Temperature range - 65°C + 105°C - 65°C + 165°C

ELECTRICAL CHARACTERISTICS

Insulation resistance 3-11 5 000 MΩ mini.

Contact resistance

• Outer conductor

• Inner conductor

3-16 Initial

3 mΩ

2 mΩ

After test

4 mΩ

3 mΩ

V.S.W.R. max up to:







3-14 .085" .141" 2.6/50/S 5/50/D

• Straight Connector

• Right angle connector

1.07 + .01F

1.10 + .01F

1.05 + .01F

1.10 + .01F

1.15 + .02F

1.15 + .03F

1.15 + .01F

1.15 + .02F

Dielectric withstanding voltage in VRMS 3-17 750 1000 750 1000

Working voltage in VRMS (sea level) 335 500 250 335

Working voltage in VRMS (70 000 ft) 85 125 65 85

RF testing voltage at 5 MHz in VRMS 3-23 500 670 500 670

MECHANICAL CHARACTERISTICS

Cable retention force 3-24

   

130 N 270 N 90 N 204 N

Life 3-15 100 matings

Force to engage and disengage 3-5-1 23 Ncm - 2 inch pounds

Coupling nut torque recommended 60 Ncm - 5.2 inch pounds

Coupling nut retention force 3-25 272 N min

ENVIRONMENTAL CHARACTERISTICS

Vibration 3-18 MIL STD 202, method 204, condition D,20g

Shock 3-19 MIL STD 202, method 213, condition I,100g

Thermal shock 3-20 MIL STD 202, method 107, condition B,

Corrosion (salt spray) 3-13 MIL STD 202, method 101, condition B,

Moisture resistance 3-21 MIL STD 202, method 106

Barometric pressure 3-22 MIL STD 202, method 105, condition C

Hermetic test Down to 10

-6

mmHg (Torr) leakage rate < 10

-8

atm/cm

/sec

Life (at high temperature) MIL STD 202, method 108

MATERIALS AND PLATING

Material Plating

Bodies Brass BBR* or Gold plated

Center contacts

Beryllium copper (female)

Brass (male)

Gold plated

Insulators PTFE teon

Gaskets Silicone rubber

All dimensions are given in mm

Test/characteristics

MIL-C-39012

paragraph

Values/remarks

Standard packaging: 100 pieces.

*BBR: Bright Bronze Radiall

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Northern-connectors Radiall SMA Series Coaxial Connectors User Manual Page 35

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