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The SMA Series is a sub-miniature providing excellent electrical performance for microwave
applications up to 18 GHz. They us a threaded interface and are constructed of high quality brass ensuring durability and mechanical strength. The main features are high mechanical strength, high durability and low VSWR.
Applications
 Base Stations |
Instrumentation |
Process Controls |
| Telecommunication |
Wireless LAN |
PC/LAN |
| Microwave components |
Cable Assemblies |
Mil/Aero |
Interface Mating Dimensions:
| Interface Dimension in Millimeters | |||||
| Male | Female | ||||
| mm | mm | ||||
| Min. | Max. | Min. | Max. | ||
| A | 1.24 | 1.30 | A | 1.24 | 1.30 |
| B | 4.18 | B | 4.18 | ||
| C | 4.53 | 4.59 | C | 4.6 | 4.67 |
| D | 1.91 | 2.54 | D | 1.88 | 1.98 |
| E | 0.90 | 0.94 | E | 5.28 | 5.49 |
| F | 1/4-36UNS-2A | F | 1/4-36UNS-2A | ||
| G | 2.54 | 3.43 | G | 4.32 | |
| H | .315 HEX | H | 0.05 | 0.20 | |
| I | 0.05 | 0.25 | |||
Technical Characteristics
Electrical
| Impedance | 50 ohm | |
| Frequency Range | 0 - 18 GHz | |
| Working Voltage | RG-178, 196: 250 VRMS max. RG-174, 188, 316, .085": 335 VRMS max. RG-58, 141, 142, 223, .141": 500 VRMS max. |
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| Dielectric Withstanding Voltage | RG-178, 196: 500 VRMS RG-174, 188, 316, .085": 750 VRMS RG-58, 141, 142, 223, .141": 1000 VRMS |
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| VSWR | Straight | 1.20 max. |
| Right Angle | 1.25 max. | |
| Contact Resistance | Center Contact | 5 Milliohm Max. |
| Outer Contact | 1 Milliohm Max. | |
| Insulator Resistance | 5000 Mega ohms min. | |
Material
| Part Name | Material | Finish |
| Body, Metal Parts | Brass, Stainless Steel | Gold, Nickel or Passivated |
| Center Contacts | Plug: Brass | Gold |
| Jack: Beryllium Copper, Phosphor Bronze | Gold | |
| Insulator | PTFE | |
| Crimp Ferrule | Annealed Copper | Gold or Nickel |
| Clamp Gaskets | Silicone Rubber |
Mechanical & Environmental
| Engagement Force | 2 in-lbs. max |
| Disengagement Force | 2 in-lbs max. |
| Coupling Nut Retention | 60 lbs. min. |
| Coupling Proof Torque | 15 in-lbs. min. |
| Contact Retention | 6 lbs. min. |
| Durability (Mating) | 500 cycles min. (For Be/Cu Jack Contact only) |
| Temperature Range | -65°C ~ 165°C |
| Vibration | MIL-STD-202 Meth. 204/D |
| Salt Spray | MIL-STD-202 Meth. 101/B |
| Thermal Shock | MIL-STD-202 Meth. 102/C |
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2F, No.27, Jhong-Rong St., Sin-Jhuang City, Taipei County 242, Taiwan
Tel :886-2-89941601 Fax :886-2-89941602
E-mail :sales@rfconnector.com.tw
Tel :886-2-89941601 Fax :886-2-89941602
E-mail :sales@rfconnector.com.tw
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