DC-20 GHz Voltage-Variable Attenuator for Communications Systems

SKU: CMD285C3

Space Qualified Variable Attenuator by Qorvo (11 more products)

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CMD285C3 Image

The CMD285C3 from Qorvo is a Space Qualified Variable Attenuator with a frequency range of DC-20 GHz. This attenuator has a low insertion loss of 3.2 dB and a return loss of 11 dB. It uses two analog control voltages varied between -5 V and 0 V to control RF signal levels over an attenuation range of 33 dB. It requires an RF input power of +27 dBm and has a power dissipation of 570 mW. The attenuator is Pb-free RoHs compliant and is housed in a 3x3 mm leadless SMT package. It is ideally suited for military, space, radar, electronic warfare, phased arrays, test and measurement, and communications systems.

Product Specifications

Product Details

  • Part Number
    CMD285C3
  • Manufacturer
    Qorvo
  • Description
    DC-20 GHz Voltage-Variable Attenuator for Communications Systems

General Parameters

  • Space Qualified
    Yes
  • Type
    Voltage Controlled
  • Frequency
    DC to 20 GHz
  • Channels
    1 Channel
  • Configuration
    Solid State
  • Attenuation Range
    35 dB
  • Power
    0 to 0.1 W
  • P1dB
    20 dBm
  • IIP3
    30 dBm
  • Insertion Loss
    2.5 to 4.3 dB
  • Control Voltage
    -5 / 0 V
  • Impedance
    50 Ohms
  • Return Loss
    10 to 12 dB
  • Package Type
    Surface Mount
  • Package
    Ceramic QFN
  • Dimension
    3 x 3 mm
  • Operating Temperature
    -40 to 150 Degrees C
  • Storage Temperature
    -55 to 150 Degrees C
  • Grade
    Space Qualified
  • RoHS
    Yes

Technical Documents

Space Missions - A list of all Space Missions

esa

Name Date
Altius 01 May, 2025
AWS 01 Mar, 2024
Eutelsat Quantum 30 Jul, 2021
Sentinel 6 21 Nov, 2020
Cheops 18 Dec, 2019
EDRS 06 Aug, 2019
Small Geostationary Satellite 17 Nov, 2018
BepiColombo 20 Oct, 2018
Aeolus 22 Aug, 2018
Sentinel 3B 25 Apr, 2018

isro

Name Date
EOS-2 07 Aug, 2022
EOS-4 14 Feb, 2022
EOS-3 12 Aug, 2021
EOS-1 07 Nov, 2020
RISAT-2BR1 11 Dec, 2019
Cartosat-3 27 Nov, 2019
Chandrayaan II 06 Sep, 2019
RISAT-2B 22 May, 2019
Resourcesat-2A 07 Dec, 2016
AstroSat 28 Sep, 2015

nasa

Name Date
NEO Surveyor 01 Jun, 2028
Libera 01 Dec, 2027
Europa Clipper 10 Oct, 2024
SpaceX CRS-29 09 Nov, 2023
Psyche 13 Oct, 2023
DSOC 13 Oct, 2023
Psyche Asteroid 05 Oct, 2023
Expedition 70 27 Sep, 2023
SpaceX Crew-7 25 Aug, 2023
STARLING 18 Jul, 2023