UMS Enlarges its Telecom Power Amplifier Offer, Boosting your radio with UMS Power Amplifiers

2023-11-15 UMS News
Power Amplifier,High Power Amplifier,CHA6194-QXG,CHA6550-QXG

UMS enlarges its telecom Power Amplifier offer. UMS Power Amplifier product family now features:

  • Up to 4W capability

  • Efficient Tx power chain with a complete family of driver & PAs

  • High linearity compatible with latest DPD (Digital Pre Distorsion) techniques

  • Very good return loss

  • Surface mount packages

  • On-chip power detector

  • ESD protection


The CHA6194-QXG, CHA6550-QXG and CHA6652-QXG are 3 state of the art products within this family.



CHA6194-QXG / HPA

The CHA6194-QXG is a new 37-40GHz High Power Amplifier delivering 1.2W of output power. This product features a high linearity with 38dBm OIP3 and a very low consumption of 6V@0.8A. It exhibits a very good return loss of 13dB and an excellent PAE of 18% at saturation.


As with the other telecom PAs in this extended family, the CHA6194-QXG integrates a power detector and ESD protection.


It is designed for Point To Point Radio or K Band Sat-Com applications.


The circuit is manufactured with a 0.15µm gate length GaAs pHEMT process.

Main features:

  • Frequency range: 37-40GHz

  • Linear gain: 20dB

  • Psat: 31dBm

  • P-1dB: 30dBm

  • PAE: 18%

  • Return loss: 13dB

  • DC bias: 6V@0.8A

  • Package: 36L QFN 5×6


CHA6550-QXG / PA

The CHA6550-QXG is a new 17-23.6GHz Power Amplifier delivering 2.5W of output power. This product features a very high linearity with 41dBm OIP3, a low consumption with 6V@1.3A and a PAE of 26% (between 17-20GHz) and 20% (between 21-23.6GHz). This wideband circuit features a return losses of >20dB.


As with the other telecom PAs in this enlarged family, the CHA6550-QXG integrates a power detector and is fully ESD protected.


It is designed for Point To Point Radio or k Band applications.


The circuit is manufactured with a 0.15µm gate length GaAs pHEMT process.

Main features:

  • Frequency range: 17-23.6GHz

  • Linear gain: 22dB

  • Output power & PAE vs frequency

  • Psat: 34dBm

  • OIP3: 41dBm

  • PAE: 26% (between 17-20GHz)

  • 20% (between 21-23.6GHz)

  • Gain control: 15dB

  • Return Loss: 20dB

  • DC bias : 6V@1.3A

  • Package : 36L QFN 6×5


CHA6652-QXG / HPA

The CHA6652-QXG is a new 21-27.5GHz Power Amplifier delivering 2W of output power. This product features a very high linearity with 41dBm OIP3, a low consumption with 6V@1.3A and an excellent PAE of 25% (between 21-24GHz) and 18% (between 24.25-27.5GHz).


As with the other telecom PAs in this new range, the CHA6652-QXG features an integrated power detector and ESD protection.


It is designed for Point To Point Radio applications.


The circuit is manufactured with a 0.15µm gate length GaAs pHEMT process.

Main features:

  • Frequency range/ 21-27.5GHz

  • Output power & PAE vs frequency

  • Linear gain/ 20dB

  • Psat/ 33dBm

  • OIP3/ 41dBm

  • PAE/ 25% (between 21-24GHz)

  • 18% (between 24.25-27.5GHz)

  • Gain control/ 15dB

  • Return loss/ 15dB

  • DC bias/ 6V@1.3A

  • Package/ 36L QFN 6×5


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