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连接器Connector & 线材组装Cable Assembly
产品规格
SPK SMA connectors are precision connectors for microwave application up to 18 GHz. SMA connectors are also used to provide interconnections from printed circuit board striplines to coaxial cable.
PLUG
| Letter | MINIMUM | MAXIMUM |
|---|---|---|
| A | ∮6.48 m/m | ∮6.73 m/m |
| B | ∮4.34 m/m | ∮4.59 m/m |
| C | ∮4.10 m/m | ∮4.13 m/m |
| D | 0.64 m/m | 1.14 m/m |
| E | 0.00 m/m | 0.13 m/m |
| F | 2.59 m/m | 3.35 m/m |
| G | 2.03 m/m | |
| H | 0.00 m/m | 0.25 m/m |
| I | 3.71 m/m | 4.32 m/m |
| J | 2.03 m/m | 2.29 m/m |
| K | ∮0.90 m/m | ∮0.93 m/m |
| L | ∮1.25 m/m | ∮1.29 m/m |
JACK
Material
| Letter | MINIMUM | MAXIMUM |
|---|---|---|
| A | ∮4.60 m/m | ∮4.67 m/m |
| B | ∮5.28 m/m | ∮5.49 m/m |
| C | ∮4.10 m/m | ∮4.13 m/m |
| D | 0.38 m/m | 1.14 m/m |
| E | 3.81 m/m | |
| F | 0.00 m/m | 0.25 m/m |
| G | 1.88 m/m | 1.98 m/m |
| H | 0.00 m/m | 0.25 m/m |
| I | 2.54 m/m | |
| J | 1.91 m/m | 2.41 m/m |
| K | ∮1.25 m/m | ∮1.29 m/m |
| L | ∮0.94 m/m | ∮0.99 m/m |
| Material | Finish | |
|---|---|---|
| Connector body | Brass | Nickel or gold plating |
| Stainless steel | Gold or passivated | |
| Center contact | Male-Brass | Gold plating |
| Female-Beryllium copper | Gold plating | |
| Insulation | Teflon | None |
| Gasket | Silicone Rubber | None |
| Crimp ferrule | Annealed copper | Same as body |
| Impedance | 50 ohms |
| Frequency Range | For flexible cable(12.4GHz), for semi-rigid cable(18.0 GHz) |
| VSWR | 1.10+0.01f GHz straight connector 1.20+0.015f GHz right angle connector |
| Working Voltage | 500 volts rms |
| Contact Resistance | center contact 3.0Milliohms max outer contact 2.0 Milliohms max |
| Insulation Resistance | 5000 Megohms min |
| Dielectric withstanding Voltage | 500 Volts rms |
| Mating | 1/4"-36 thread coupling |
| Durability | 500 matings |
| Cable Retention | 20 lbs min |
| Coupling Nut Retention | 40 lbs min |
| Temperature Range | '-65'C TO +165'C |
| Vibration | MIL-STD-202 Method 204 Test Cond D |
| Thermal Shock | MIL-STD-202 Method 213 Test Cond I |
| Corrosion | MIL-STD-202 Method 101 Test Cond B |
