Northern Connectors Radiall TNC Series Coaxial Connectors - Manual (Page 7)

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11-7
TNC 18 GHz
CHaRaCTERISTICS
ELECTRICaL CHaRaCTERISTICS
Impedance 50Ω
Frequency range DC - 18 GHz
V.S.W.R. 3-14
Semi–rigid cable: 1.17 max
Flexible cable: 1.35 at 12.4 GHz In series adapter: 1.35 max
Insertion loss 3-27 0.18 dB max at 9 GHz
RF leakage 3-26 -60 dB min from 2 to 3 GHz
Insulation resistance 3-11 5000 MΩ min
Contact resistance
• center contact (mΩ)
• outer contact (mΩ)
3-16 Initial
1.5
0.2
After proof
2
-
Working voltage At sea level: 500 V rms at 70000 ft (21000 m): 125 V rms
Dielectric withstanding voltage 3-17 At sea level: 1500 V rms at 70000 ft (21000 m): 375 V rms
RF withstanding voltage 3-23 At sea level: 1000 V rms (5 MHz sine wave)
MECHaNICaL CHaRaCTERISTICS
Durability 3-15 500 matings
Mating / unmating
axial force: not applicable
torque: 1.96 inch pounds (22.6 N.cm)
Recommended mating torque 22.98 inch pounds (265 N.cm)
Proof torque 29.40 inch pounds (339 N.cm)
Coupling mechanism retention force 3-25 100 Lbf (44.5 daN)
Cabling retention force 3-24
51 Lbf (227 N min) (cable dia. .189 (4.8) to .228 (5.8))
76.4 Lbf (340 N min) (cable dia. .250 (6.35) and above)
Center contact retention Axial: 6.06 Lbf (27 N)
ENVIRONMENTaL CHaRaCTERISTICS
Temperature range
standard models
hermetic sealed models
models for semi-rigid cables
-65°C / + 165°C
-65°C / +100°C
-65°C / +105°C
Combined climate tests
Thermal shock 3-20 MIL-STD-202, method 107, condition B
High temperature endurance MIL-STD-202, method 108
Corrosion (salt spray) 3-13 MIL-STD-202, method 101, condition B
Vibrations 3-18 MIL-STD-202, method 204, condition B
Shocks 3-19 MIL-STD-202, method 213, condition G
Moisture resistance 3-21 MIL-STD-202, method 106
Low pressure 3-22 Not applicable
Hermetic seal
Applied vacuum 10 -6 mm of Hg (Torrs)
Leakage rate < 10 -6 atm/cm 3 /s
Leakage Pressure 3.5 bars; duration 2 mn; temperature 15°C to 25°C
MaTERIaLS
Body Stainless steel
Center socket contact male
female
Brass
Bronze
Ferrules Brass
Insulators PTFE teflon
Gaskets Silicone elastomer
PLaTING
Body Passivated
Center contacts Gold plated
Test/characteristics MIL-C-39012 A Values/remarks
All dimensions are given in mm (inch) Standard packaging = unit