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TNC :: Threaded Neill-Concelman connector series

Friday, February 13th, 2009

The TNC (Threaded Neill-Concelman) connector is a threaded version of the BNC connector. The connector has a 50 Ω impedance and operates best in the 0–11 GHz frequency spectrum. It has better performance than the BNC connector at microwave frequencies.

Invented in the late 1950s, the TNC connector has been employed in a wide range of radio and wired applications.

Requirement
MIL-C-39012
Paragraph
Specification
ELECTRICAL DATA
Impedance 50Ω, 75Ω
Frequency range DC 11GHz, DC 1GHz
Contact current DC 3.5A max.
Voltage rating 250V rms
Contact resistance 3-16 Center contacts : 2.0 mΩ
Outer contacts : 0.2mΩ
Insulation resistance 3-11 5000MΩmin.
Insertion loss 3-27 0.18dB max. at 9GHz
V.S.W.R 3-14 ≤ 1.5
MECHANICAL DATA
Coupling nut torque 20Ncm-170Ncm
Life 500 matings.
Contact captivation 3-14 ≥ 27N
Proof torque Not applicable
ENVIRONMENTAL DATA
Temperature range : -65℃~+125℃
Corrosion resistance 3-13 MIL-STD-202, Method 101,Condition
B.
Moisture resistance 3-21 MIL-STD-202, Method 106.
Thermal shock 3-20 MIL-STD-202, Method 107,Condition
B.
Vibration 3-18 MIL-STD-202. Method 204,Condition
B.
Shock 3-19 MIL-STD-202. Method 213,Condition
G.
MATERIALS
Bodies and Male contacts Brass
Female contacts Beryllium copper
Insulators PTFE Teflon
Gasket Silicone Rubber
PLATINGS
Bodies, Coupling nuts Nickel plated
Center contacts Gold plated

TNC INTERFACE DIMENSIONS

Click here to view TNC catalog page.

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SMB :: SubMiniature version B series

Friday, February 13th, 2009

SMB (SubMiniature version B) connectors are coaxial RF connectors developed in the 1960s. This version is smaller than SMA connectors.

They feature a snap-on coupling and are available either in 50 Ω or 75 Ω impedances. They offer excellent electrical performance from DC to 4 GHz.

Requirement
MIL-C-39012
Paragraph
Specification
ELECTRICAL DATA
Impedance 50Ω
Frequency range DC to 4GHz
Contact current DC 1.5A max.
Voltage rating 250V rms
Contact resistance 3-16 Center contacts : 3.0 mΩ
Outer contacts : 0.5mΩ
Insulation resistance 3-11 1000MΩmin.
Insertion loss 3-27 0.6dB max.
V.S.W.R 3-14 Straight 1.3+0.04f(GHz)
Right angle 1.4+0.06f(GHz)
RF leakage 3-26 -55dBm min.between 2~3GHz
MECHANICAL DATA
Engagement force max. 63N
Mating torque Not applicable
Life 3-15 500 matings.
Contact captivation 3-14 max. 15N
ENVIRONMENTAL DATA
Temperature range : -65℃~+125℃
Corrosion resistance 3-13 MIL-STD-202, Method 101,Condition
B.
Moisture resistance 3-21 MIL-STD-202, Method 106.
Thermal shock 3-20 MIL-STD-202, Method 107,Condition
B.
Vibration 3-18 MIL-STD-202. Method 204,Condition
D.
MATERIALS
Bodies and Male contacts Brass
Female contacts Beryllium copper
Insulators PTFE Teflon
PLATINGS
Bodies Gold plated
Center contacts Gold plated

SMB INTERFACE DIMENSIONS

Click here to view SMB catalog page.

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SMA :: SubMiniature version A series

Friday, February 13th, 2009

SMA (SubMiniature version A) connectors are coaxial RF connectors developed in the 1960s as a minimal connector interface for coaxial cable with a screw type coupling mechanism. The connector has a 50 Ω impedance. It offers excellent electrical performance from DC to 18 GHz.

Designed in accordance with MIL-C-39012 specifications, SMA lineup has one of the most extensive variety of applications including Semi-Flexible/Flexible cable, Receptacle, PCB, and Reverse Polarity option.

Requirement
MIL-C-39012Paragraph
Specification
ELECTRICAL DATA
Impedance 50Ω
Frequency range Semi-Rigid Cable : DC-18GHz
Flexible Cable : DC-12.4GHz
Contact current DC 2.0A max.
Working voltage Semi-Rigid Cable : 1000V
Flexible Cable : 750V
Contact resistance 3-16 Center contacts : 3.0 mΩ
Outer contacts : 2.5mΩ
Insulation resistance 3-11 5000MΩmin.
Insertion loss 3-27 0.05√f(GHz)dB
V.S.W.R 3-14 ≤ 1.15+0.02f(GHz)
RF leakage 3-26 -60dBm min.between 2~3GHz
MECHANICAL DATA
Coupling nut torque 12Ncm-170Ncm
Coupling nut retention force 3-25 ≥ 200N
Life 3-15 500 matings.
Contact captivation 3-14 ≥ 27N
ENVIRONMENTAL DATA
Temperature range : -65℃~+125℃
Corrosion resistance 3-13 MIL-STD-202, Method 101,Condition
B.
Moisture resistance 3-21 MIL-STD-202, Method 106.
Thermal shock 3-20 MIL-STD-202, Method 107,Condition
B.
Vibration 3-18 MIL-STD-202. Method 204,Condition
D.
Shock 3-19 MIL-STD-202. Method 213,Condition
I.
MATERIALS
Bodies Brass or stainless steel
Female contacts Beryllium copper
Insulators PTFE Teflon
Gasket Silicone Rubber
PLATINGS
Bodies Gold plated or passivated
Center contacts Gold plated

SMA INTERFACE DIMENSIONS

Click here to view SMA catalog page.

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MCX :: Miniature Connector series

Friday, February 13th, 2009

Developed in the 1980s, MCX connectors are coaxial RF connectors that have the same inner contact and insulator dimensions as the SMB connector but are 30% smaller. They use a snap-on interface and usually have a 50 Ω impedance. They offer broadband capability from DC to 6 GHz.

While maintaining high performance, the reduced connector size benefits any applications where the space reduction matters such as GPS, Wireless communication, PCB layouts.

Requirement
MIL-C-39012
Paragraph
Specification
ELECTRICAL DATA
Impedance 50Ω
Frequency range DC 6GHz
Contact current DC 1.5A max.
Voltage rating 250V rms
Contact resistance 3-16 Center contacts : 5.0 mΩ
Outer contacts : 1.0mΩ
Insulation resistance 3-11 1000MΩmin.
Insertion loss 3-27 0.1dB max. at 1GHz
V.S.W.R 3-14 ≤ 1.5
MECHANICAL DATA
Engagement force 25N
Separation torque 8N ~ 20N
Life 3-15 500 matings.
Contact captivation 3-14 10N
ENVIRONMENTAL DATA
Temperature range : -65℃~+125℃
Corrosion resistance 3-13 MIL-STD-202, Method 101,Condition
B.
Moisture resistance 3-21 MIL-STD-202, Method 106.
Thermal shock 3-20 MIL-STD-202, Method 107,Condition
B.
Vibration 3-18 MIL-STD-202. Method 204,Condition
D.
MATERIALS
Bodies Brass
Outer contacts Beryllium copper
Insulators PTFE Teflon
PLATINGS
Bodies Gold plated
Center contacts Gold plated

MCX INTERFACE DIMENSIONS

Click here to view MCX catalog page.

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MMCX :: Micro-Miniature Connector series

Friday, February 13th, 2009

This is one of the smallest design of RF connector line with 50 Ohm impedance and up to DC 6 GHz usage. By incorporating a lock-snap mechanism, it allows easy latching and high flexibility on PCB layouts.
Cross RF offers a range of MMCX connectors that are applicable to different applications including UT series Semi-Flexible and RG/LMR series Flexible cable assembly, and surface mount.

Requirement MIL-C-39012
Paragraph		 Specification
ELECTRICAL DATA
Impedance 50Ω
Frequency range DC 6GHz
Contact current DC 1.0A max.
Voltage rating 170V rms
Contact resistance Center contacts : 5.0 mΩ
Outer contacts : 2.5mΩ
Insulation resistance 1000MΩmin.
V.S.W.R ≤ 1.2 at 2GHz
MECHANICAL DATA
Engagement force max. 15N
Separation torque min.6N ~ max.15N
Life 3-15 500 matings.
Contact captivation 3-14 10N
ENVIRONMENTAL DATA
Temperature range 3-13 : -65℃~+125℃
Corrosion resistance 3-21 MIL-STD-202, Method 101,Condition
B.
Moisture resistance 3-20 MIL-STD-202, Method 106.
Thermal shock 3-18 MIL-STD-202, Method 107,Condition
B.
Vibration MIL-STD-202. Method 204,Condition
D.
MATERIALS
Bodies Brass
Outer contacts Beryllium copper
Insulators PTFE Teflon
PLATINGS
Bodies Gold plated
Center contacts Gold plated

MMCX INTERFACE DIMENSIONS

MMCX INTERFACE DIMENSIONS

Click here to view MMCX catalog page.

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