High Frequency SMA 50 Ohm Connectors Bel Fuse 142-0701-876 with Gold and Nickel Plating Options
Manufacturer:
Bel Fuse
Description:
1 SMA Board Side 18GHz 50Ω Coaxial Connector (RF) Assemblies RoHS
Category:
Coaxial Connector (RF) Accessories/Coaxial Connector (RF) Assemblies
Specifications
Number Of Ports:
1
RF Series:
SMA
Connector Type:
板端
Frequency:
18GHz
Impedance:
50Ω
Mfr. Part #:
142-0701-876
Model Number:
142-0701-876
Introduction
Cinch Connectivity Solutions SMA - 50 Ohm Connectors
Product Overview
Cinch Connectivity Solutions offers a range of SMA 50 Ohm connectors designed for high-frequency applications. These connectors, including end launch and bulkhead jack receptacle types, are engineered for reliability and performance across various frequency ranges up to 26.5 GHz. They are suitable for applications requiring robust electrical and mechanical characteristics, with options for gold or nickel plating.
Product Attributes
- Brand: Cinch Connectivity Solutions
- Series: SMA
- Impedance: 50 Ohms
- Plating Options: Gold Plated, Nickel Plated
- Origin: USA
- Certifications: Meets or exceeds applicable paragraphs of MIL-C-39012
- Customer Drawings: Available upon request
Technical Specifications
| Specification | Details |
|---|---|
| Frequency Range | 0-18 GHz (End Launch Connectors) |
| Frequency Range (General) | 0-2 GHz (Dummy loads), 0-12.4 GHz (Flexible cable connectors), 0-18.0 GHz (Uncabled receptacles, RA semi-rigid and adapters), 0-26.5 GHz (Straight semi-rigid cable connectors and field replaceable connectors) |
| VSWR (f = GHz) | Dependent upon application. Specific values provided for various cable types and connector configurations (e.g., 1.20 + .025f for RG-178 Straight Cabled Connectors). N/A for Uncabled receptacles, dummy loads. |
| Working Voltage (VRMS max.) | 335 @ Sea Level, 85 @ 70K Feet (for Uncabled receptacles, .141 semi-rigid w/o contact, RG-58, RG-142, LMR-240, .086 semi-rigid) |
| Dielectric Withstanding Voltage (VRMS min. at sea level) | 1000 (for Uncabled receptacles, .086 semi-rigid, RG-58, RG-142, LMR-240, .141 semi-rigid cable w/o contact) |
| Corona Level (Volts min. at 70,000 feet) | 250 (for Uncabled receptacles, .086 semi-rigid, RG-58, RG-142, LMR-240, .141 semi-rigid w/o contact) |
| Insulation Resistance | 5000 megohms minimum |
| Contact Resistance (milliohms max.) | 3.0 Initial, 4.0 after environmental (Center contact for straight cabled connectors and uncabled receptacles) |
| RF High Potential Withstanding Voltage (VRMS min. tested at 4 and 7 MHz) | 670 (for Uncabled receptacles, .086 semi-rigid, RG-58, RG-142, LMR-240, .141 semi-rigid cable w/o contact) |
| Insertion Loss (dB max.) | 0.06 f (GHz), tested at 6 GHz (Straight flexible cable connectors and adapters) |
| RF Leakage (dB min., tested at 2.5 GHz) | -60 dB (Flexible cable connectors, adapters and .141 semi-rigid connectors w/o contact) |
| Power Rating (Dummy Load) | 0.5 watt @ +25C, derated to 0.25 watt @ +125C |
| Temperature Range | -65C to +165C |
| Durability | 500 cycles minimum |
| Mating Torque | 7 to 10 inch-pounds |
| Bulkhead Mounting Nut Torque | 15 inch-pounds |
| Contact Retention Force | 6 lbs. minimum axial force, 4 inch-ounce minimum torque (uncabled receptacles) |
| Material - Bodies | Brass per QQ-B-626, gold plated* or nickel plated |
| Material - Contacts (Male) | Brass per QQ-B-626, gold plated* |
| Material - Contacts (Female) | Beryllium copper per QQ-C-530, gold plated* |
| Material - Insulators | PTFE fluorocarbon or Tefzel or PFA 340 |
| Model Example (End Launch) | 142-0701-871/876 |
| End Launch Dimensions (Example for 142-0701-871/876) | Board Thickness: .062 (1.57) inches (mm) |
2411200000_Bel-Fuse-142-0701-876_C7164069.pdf
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