SMA10 Coaxial Attenuator, 10 Watts

SMA10 series coaxial fixed attenuator covers frequency from DC to 26.5GHz and features low VSWR, flatness attenuation value and excellent capacity in anti-pulse and anti-burnout etc..

Coaxial fixed attenuators are used in absorbing energy of transmission line, expanding power range and controlling power level, they are also used in accurately measuring power or spectrum of RF microwave transmitters accompany with small power meter, comprehensive tester or spectrum analyzer.

Key Features

Wide frequency range up to 26.5 GHz

10 W average power and 0.5 kW peak power

Low VSWR and flatness attenuation

50 ohm nominal impedance

Custom designs available for other special attenuation value & accuracy

SMA10-XX-3

•  Frequency range: DC – 3 GHz

•  Max. VSWR: 1.15

•  Attenuation value: 3, 6, 10, 20, 30, 40 dB (refer to XX)

•  Accuracy: ±0.4dB

SMA10-XX-4

•  Frequency range: DC – 4 GHz

•  Max. VSWR: 1.15

•  Attenuation value: 3, 6, 10, 20, 30, 40 dB (refer to XX)

•  Accuracy: ±0.4dB

SMA10-XX-6

•  Frequency range: DC – 6 GHz

•  Max. VSWR: 1.20

•  Attenuation value: 3, 6, 10, 20, 30, 40 dB (refer to XX)

•  Accuracy: ±0.4dB for 3/6 attenuation, ±0.5dB for 10/20/30/40 attenuation

SMA10-XX-8

•  Frequency range: DC – 8 GHz

•  Max. VSWR: 1.25

•  Attenuation value: 3, 6, 10, 20, 30, 40 dB (refer to XX)

•  Accuracy: ±0.4dB for 3/6 attenuation, ±0.5dB for 10/20/30/40 attenuation

SMA10-XX-12.4

•  Frequency range: DC – 12.4 GHz

•  Max. VSWR: 1.30

•  Attenuation value: 3, 6, 10, 20, 30, 40 dB (refer to XX)

•  Accuracy: ±0.6dB

SMA10-XX-18

•  Frequency range: DC – 18 GHz

•  Max. VSWR: 1.30

•  Attenuation value: 3, 6, 10, 20, 30, 40 dB (refer to XX)

•  Accuracy: ±0.8dB for 3/6 attenuation, ±1.0dB for 10/20/30/40 attenuation

SMA10-XX-26.5

•  Frequency range: DC – 26.5 GHz

•  Max. VSWR: 1.35

•  Attenuation value: 3, 6, 10, 20, 30, 40 dB (refer to XX)

•  Accuracy: -0.5/+1.0dB for 3/6 attenuation, -0.5/+1.5dB for 10 attenuation, -0.5/+1.2dB for 20 attenuation, ±1.2dB for 30/40 attenuation

Average Power

10W average to 25°C ambient temperature, derated linearly to 1W @ 125°C

Peak Power

0.5 kW (5μs pulse width with 2% duty cycle)

Connector Type

•  DC – 3/4/6/8/12.4 GHz: SMA (J,K),  50 ohm

•  DC – 18/26.5 GHz: SMA, 2.92mm,  50 ohm

Connectors

Brass nickel plated

Pin

Male: brass gold plated

Female: beryllium copper gold plated

Housing

Aluminum, Black Anodize

Dimension

•  A type: Ø16.5 × 48 mm

•  B type: Ø26 × 43.5 mm

Weight

• A type: 15 g

• B type: 20 g

Temperature Range

-55°C to +125°C

RoHS Complient

Yes

Main Module

Module No. Item Description
SMA10-XX-3 Coaxial Fixed Attenuator DC to 3 GHz, XX refers to the attenuation value which is 3,6,10,20,30,40
SMA10-XX-4 Coaxial Fixed Attenuator DC to 4 GHz, XX refers to the attenuation value which is 3,6,10,20,30,40
SMA10-XX-6 Coaxial Fixed Attenuator DC to 6 GHz, XX refers to the attenuation value which is 3,6,10,20,30,40
SMA10-XX-8 Coaxial Fixed Attenuator DC to 8 GHz, XX refers to the attenuation value which is 3,6,10,20,30,40
SMA10-XX-12.4 Coaxial Fixed Attenuator DC to 12.4 GHz, XX refers to the attenuation value which is 3,6,10,20,30,40
SMA10-XX-18 Coaxial Fixed Attenuator DC to 18 GHz, XX refers to the attenuation value which is 3,6,10,20,30,40
SMA10-XX-26.5 Coaxial Fixed Attenuator DC to 26.5 GHz, XX refers to the attenuation value which is 3,6,10,20,30,40

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