1308-031-G003-900 BTC Electronic Components, 1308-031-G003-900 Datasheet - Page 18

• Manufacturer Part Number: 1308-031-G003-900
• Description: Extended-frequency Sma Connectors
• Manufacturer: BTC Electronic Components

All other specifications are in accordance with the latest issues of MIL-PRF-39012, or MIL-PRF-55339, or other applicable
MIL specifications, and interfaces are in accordance with MIL-STD-348.
*These specifications are typical and may not apply to all connectors. Detailed specifications for individual
Electrical:
Nominal Impedance: 50 ohms.
Frequency Range: DC–27.0 GHz.
Voltage Rating: 335 Volts RMS (@ sea level).
VSWR: DC–18 GHz: 1.10:1 maximum;
RF Transmission Loss: .03 x f (GHz) dB.
Dielectric Withstanding Voltage: 1000 Volts RMS
RF Hipot: 670 Volts RMS minimum @5 MHz.
Insulation Resistance: 5,000 megohms minimum.
RF Leakage: -100 dB minimum @3.0 GHz.
Contact Resistance: Center contact: 3.0 milliohms maximum;
Mechanical:
Force to Engage: 2 inch-pounds maximum.
Coupling Nut Retention: 60 pounds minimum (plugs only).
Coupling Proof Torque: 15 inch-pounds minimum (plugs only).
Contact Insertion Force: Insertion: 2 pounds maximum;
Durability: 500 mating cycles minimum.
Mating Torque: 7–10 inch-pounds.
connectors are available on request.
.250-36 UNS-2B,
.130 min. full thread
.000 max; recession .005 max.
Contact shoulder projection
18–27.0 GHz: 1.15:1 maximum.
DELTA ELECTRONICS MANUFACTURING
.312 hex
Plug
.100 max.
Flat .012 dia. max.
.050 min.
Outer contact: 2.0 milliohms maximum.
( 978 ) 927-1060
Interface**
withdrawal: 2 ounces minimum.
** Per MIL-STD-348, figures 310-1 and 310-2. Some proportions altered to illustrate detail.
Contact Detail
Reference Plane
Reference Plane
(@ sea level).
dia. max.
Insulator projection .000 max;
recession .008 max.
.1808
.135 max.
.015/.045
.0355/
.0370 dia.
SMA 27.0 GHz
SMA 27.0 GHz Interfaces
dia. min.
•
.250
FAX ( 978 ) 922-6430
Specifications*
Materials/Finishes:
Insulators: Ultem
Contacts: Beryllium Copper (Alloy C17300) per ASTM B196.
Contact Plating: Gold per MIL-G-45204.
Other Metal Parts: Type 303 Stainless steel per ASTM A582,
passivated per AMS-QQ-P-35, or gold plated per
MIL-G-45204.
Gaskets (plugs): Silicone rubber per A-A-59588.
All materials meet outgassing requirements of
NASA Publication 1124.
Environmental:
Operating Temperature: -65 to +165˚ C.
Vibration: Per MIL-STD-202, Method 204, test condition D.
Shock: Per MIL-STD-202, Method 213, test condition I.
Thermal Shock: Per MIL-STD-202, Method 107,
Corrosion (Salt Atmosphere): Per MIL-STD-202, Method
Moisture Resistance: Per MIL-STD-202, Method 106,
no measurements at high humidity. Insulation resistance
200 megohms minimum within 5 minutes of removal
from humidity.
SMA 27.0–GHz Connectors
Insulator projection .000 max;
Teflon
•
.208
.216 dia.
www.deltarf.com
test condition A.
®
®
recession .008 max.
.074/.078
.015/.045
1000 (PEI) per ASTM D5205, and
PTFE per ASTM D1710.
dia. min.
.1810
Jack
Diameter to meet VSWR,
mating characteristics, and
durability when mated with
a .0355/.0370 diameter pin.
101, test condition B.
Interface**
Contact Detail
Reference Plane
Contact projection .000 max;
recession .005 max.
.250-36 UNS-2A,
.170 min. full thread
.105 min.
.218 min.
18