SMA Series
Specifications
Electrical:
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Impedance |
50 ohm |
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0 - 12.4 GHz on Flexible cable 0 - 18 GHz on Semi-rigid cable |
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Working Voltage |
RG-178:170 VRMS max. RG-316,.085” :250 VRMS max. RG-142,.141” :335 VRMS max. |
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Dielectric Withstanding Voltage |
RG-178:500 VRMS min. RG-316,.085” :750 VRMS min. RG-142,.141” :1000 VRMS min. |
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VSWR |
Straight |
1.3 max |
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Right Angle |
1.5 max |
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Contact Resistance |
Center Contact |
6 Milliohms Max. |
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Outer Contact |
2 Milliohms Max. |
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Insulator Resistance |
5000 Megohms min. |
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Material:
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Parts
Name |
Material |
Finish |
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Body, Metal Parts |
Brass per QQ-B-626 or Non-magnetic stainless steel per QQ-S-764#303 |
Nickel, Gold or passivity per requirement. |
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Center Contacts |
Plug: Brass per QQ-B-626 |
Gold |
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Jack: Beryllium copper per QQ-C-530 or Phosphor Bronze per QQ-B-750 |
Gold |
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Insulators |
Teflon |
None |
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Crimp Ferrules |
Annealed copper |
Nickel or Gold per requirement |
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Clamp Gaskets |
Silicone rubber |
None |
NOTE:Other Material/Finish is Available on Request.
Mechanical
& Environmental:
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Engagement Force |
2 in-lbs. max. |
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Disengagement Force |
2 in-lbs. max. |
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Coupling Nut Retention |
60 lbs. min. |
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Coupling Proof Torque |
15 in-lbs. min. |
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Contact Retention |
6 lbs. min. |
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Durability(Mating) |
500 cycles min.(For Beryllium copper Jack contact only) |
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-65°C to 165°C |
Vibration
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MIL-STD-202 Method 204 Test Cond.B. |
Salt Spray
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MIL-STD-202 Method 101 Test Cond.B. |
Thermal Shock
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MIL-STD-202 Method 107 Test Cond.B. |
INTERFACE MATING DIMENSIONS
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PLUG |
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JACK |
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Letter |
Millimeters |
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Letter |
Millimeters |
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Minimum |
Maximum |
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Minimum |
Maximum |
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A |
6.35 |
6.73 |
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A |
5.28 |
5.49 |
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B |
4.53 |
4.59 |
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B |
4.60 |
4.67 |
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C |
2.54 |
3.43 |
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C |
1.88 |
1.98 |
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D |
0.00 |
0.25 |
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D |
0.00 |
0.25 |
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E |
1.91 |
2.54 |
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E |
0.38 |
1.14 |
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F |
0.00 |
0.25 |
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F |
2.92 |
- |
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G |
0.90 |
0.94 |
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G |
0.00 |
0.25 |
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H |
0.00 |
0.38 |
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H |
4.32 |
- |
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J |
1.24 |
1.30 |
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J |
1.24 |
1.30 |
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K |
5.54 |
- |
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NOTE
1:I.D. TO MEET VSWR AND CONTACT RESISTANCE
WHEN MATED WITH 0.9/0.94 MM DIA. PIN.