SM-5 piece set coaxial connector

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Product Description
Product parameters
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The SM-type coaxial connector product is a radio frequency coaxial connector with a threaded and locking mechanism, characterized by its compact structure, reliable connection, and good vibration resistance. It is widely used in radio frequency circuits connecting coaxial cables in postal and telecommunications equipment, digital wiring devices, and radio instruments.

A threaded connection radio frequency coaxial connector produced according to the IEC60169-13 standard; commonly used in 75Ω impedance systems, featuring stable performance and low loss.

Ambient temperature: -25℃ to +40℃

Relative humidity: ≤85% (+30℃)

Storage and transportation temperature: -25℃ to +55℃

Atmospheric pressure: 70 kPa to 106 kPa

Characteristic impedance: 75Ω, 120Ω, 75Ω/120Ω

Working rates: 2Mb/s, 8Mb/s, 34Mb/s, 45Mb/s, 140Mb/s, 155Mb/s (75Ω)

2Mb/s, 8Mb/s, 34Mb/s (75Ω)

2Mb/s (120Ω, 75Ω/120Ω)

Coaxial connector contact resistance: outer conductor ≤2.5mΩ, inner conductor ≤10mΩ (75Ω)

End contact spring piece: ≤0.5mΩ (120Ω)

Spring piece inter-contact resistance: ≤4mΩ (120Ω)

Insulation resistance: >1000MΩ (500VDC)

Dielectric strength: ≥1000VAC (50Hz)/min, no breakdown, no arc discharge

Crosstalk defense level: ≥70dB (50KHz to 233MHz) (75Ω)

≥70dB (50KHz to 51MHz) (75Ω)

≥70dB (50KHz to 3.1MHz) (120Ω, 75Ω/120Ω)

Insertion loss: ≤0.3dB (50KHz to 233MHz) (75Ω)

≤0.3dB (50KHz to 51MHz) (75Ω)

≤0.4dB (50KHz to 3.1MHz) (120Ω, 75Ω/120Ω)

Return loss: ≥18dB (50KHz to 233MHz) (75Ω)

≥18dB (50KHz to 51MHz) (75Ω)

≥18dB (50KHz to 3.1MHz) (120Ω, 75Ω/120Ω)

Pull-out force: >50N (75Ω)

>25N (120Ω)

Coaxial connector lifespan: ≥1000 times (75Ω)

Connector locking lifespan: ≥200 times (120Ω)

Device standard: complies with the relevant provisions of YD/T778-1999

Plastic parts burning performance complies with: the relevant provisions of GB/T5169.7-1985

Various cables comply with: the relevant provisions of GB/T12269-1990

Conductor elastic material: beryllium bronze

Gold plating thickness: ≥2 um

Operating temperature	-40 to 155℃
Contact resistance	Center conductor ≤0.001Ω, outer conductor ≤0.0006Ω
Frequency range	0 to 1GHz (50Ω)
Insulation resistance	≥5000MΩ
Dielectric withstand voltage	1000V
Characteristic impedance	75Ω
Lifetime	500 times

Serial Number	Product Name	Specification Model	Applicable Cable	Material	Backup Note
1	SM-L9RF Coaxial Connector	L9-75-2-2	SYV-75-2-2	Pure Copper	Five-Piece Set
2	SM-L9RF Coaxial Connector	L9-75-2-1	SYV-75-2-1	Pure Copper	Five-Piece Set
3	SM-L9RF Coaxial Connector	L9-75-1-1	SYV-75-1-1	Pure Copper	Five-Piece Set