Model: ERCA-SMASO-M-SMAF-0000-18000-V115-A
E-REON P/N: Z-000037
SMA Snap-On Male to SMA Female Adapter, DC–18 GHz Fast-Mating Precision RF Adapter
DC–18 GHz · 50 Ω · VSWR ≤ 1.15 · SMA snap-on male to SMA female
Precision straight RF adapter for fast snap-lock mating on one side and a standard threaded SMA connection on the other side.
DC–18 GHz
50 Ω
VSWR ≤ 1.15
Snap-On Male
SMA Female
Frequency
DC–18
GHz
VSWR
≤ 1.15
Mating cycles
≥ 500
10-piece pack:
€ 150
(€ 15 each, excl. VAT)
•
Availability:
Usually in stock
•
Typical lead time:
2 weeks
Minimum order quantity: 10 pieces. Orders are supplied in multiples of 10. Pricing and availability may change without notice.
Overview
Highlights
- SMA snap-on male to SMA female straight adapter
- Continuous operation from DC to 18 GHz
- VSWR of 1.15 maximum
- Low insertion loss across the operating band
- Fast snap-lock mating with a standard threaded SMA interface
Product scope
- Custom-made product for RF testing applications
- Designed for 50-ohm RF systems
- Gold-plated RF contact surfaces
- At least 500 specified mating cycles
- Keep mating faces clean and protected during use
Applications
- RF test benches and calibration laboratories
- Automated test equipment requiring fast connection and disconnection
- Interfacing snap-on and threaded SMA connections
- Production test systems
- RF service and maintenance setups
Key specifications
RF performance
| Frequency range | DC–18 GHz |
|---|---|
| Characteristic impedance | 50 Ω |
| VSWR | ≤ 1.15, equivalent to ≥ 23 dB return loss |
| Insertion loss | ≤ 0.05 × √F(GHz) dB |
| Center-contact resistance | ≤ 3 mΩ |
| Outer-contact resistance | ≤ 3 mΩ |
| Insulation resistance | ≥ 5 GΩ |
Electrical and environmental limits
| Test voltage | 1000 V rms |
|---|---|
| Working voltage | 350 V rms maximum continuous |
| Temperature range | −65 to +165 °C |
| Mating cycles | ≥ 500 |
| Center-contact captivation | ≥ 27 N |
Materials and plating
| SMA center contact | Beryllium copper with 3 μinch gold plating over 80 μinch non-magnetic nickel-phosphorus underplating |
|---|---|
| SMA body | Brass with 3 μinch gold plating over 80 μinch non-magnetic nickel-phosphorus underplating |
| SMA insulator | PTFE |
| Snap-on center contact | Beryllium copper with 3 μinch gold plating over 80 μinch non-magnetic nickel-phosphorus underplating |
| Snap-on body | Beryllium copper with 3 μinch gold plating over 80 μinch non-magnetic nickel-phosphorus underplating |
| Snap-on insulator | PTFE |
| Gasket | Silicone rubber |
| Coupling nut | Brass with 3 μinch gold plating over 80 μinch non-magnetic nickel-phosphorus underplating |
Mechanical
| Interface | SMA snap-on male to SMA female |
|---|---|
| Overall length | 18 mm [0.709 in] |
| Maximum diameter | 9 mm [0.354 in] |
| Wrench flat | SW6 [0.236 in across flats] |
| Thread | 1/4-36 UNS-2A |
| General tolerance | DIN ISO 2768-mH |
Mechanical drawing
Dimensions are shown in millimetres with inch equivalents. Confirm the released drawing before completing the installation design.