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Our office will be closed on Feb/14/2026 to Feb 22/2026 for the Chinese New Year holidays.
Season’s Greetings — Chinese New Year 2026
May the Year of the Horse bring you success, good fortune, and continued growth.
Thank you for your continued trust and partnership.
Our office will be closed on Feb/14/2026 to Feb 22/2026 for the Chinese New Year holidays.
STREAMLIED DESIGN DEVELOPMENT

SMA Jack (Female) PCB End Launch Straight Connector, DC-18GHz VSWR1.30

Order No:SMA2H3B50-0100A/91
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Key Specifications

Type Design:
Standard
Body Style:
Straight
Impedance (Ohm):
50
Frequency, Max (GHz):
18
VSWR, Max:
1.30
Connector Series:
SMA
Connector Gender:
Jack (Female)
Connection Method:
Threaded (Screw-lock)
Center Contact:
Soldered
Mount Method:
None
Body Material:
Brass
Body Plating:
Gold Plating (Non-magnetic nickel-phosphorus underplating)
Captivated Type:
Mechanical Captivation
Bankend Type:
Flat End

Description

SMA Jack (Female) | PCB End Launch | Screw-lock | Brass Body

The ROSNOL SMA2H3B50-0100A/91 connector is a precision-engineered SMA Jack (Female) designed for PCB end-launch applications with a straight flat pin and air-space design for optimized high-frequency performance. It operates from DC to 18 GHz with a 50 Ω impedance, delivering VSWR ≤ 1.20 at 6 GHz and ≤ 1.30 at 18 GHz, ensuring excellent return loss. Insertion loss is ≤ 0.03 × √F (GHz) dB, while insulation resistance is ≥ 5 GΩ. Electrical ratings include center contact resistance ≤ 3.0 mΩ, outer contact resistance ≤ 2.0 mΩ, test voltage 1000 V rms, and working voltage 480 V rms. Power handling capability reaches 200 W at 2 GHz and 100 W at 10 GHz, with RF leakage ≤ 100 dB up to 1 GHz.

Constructed from premium materials, the center contact is beryllium copper with 3 µinch gold plating over 80 µinch non-magnetic nickel-phosphorus underplating. The body is brass with gold plating, and the insulator is PTFE for superior dielectric stability. Mechanical features include screw-lock coupling, ≥ 500 mating cycles, axial captivation ≥ 20 N, radial captivation ≥ 1 Ncm, and torque ratings of 0.8–1.1 Nm recommended (1.7 Nm max).

ROSNOL’s precision-engineered RF connectors offer a competitive alternative to products from leading manufacturers in Europe, the USA, and other global markets. All ROSNOL RF components are manufactured in ISO 9001-certified facilities and fully comply with RoHS and REACH regulations, ensuring environmental safety and global standards. Customization services for plating, materials, and mechanical design are available upon request.