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Amplifiers
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Switch LNA Modules
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QPB9850

QPB9850

2.3 - 5.0 GHz Single Channel Switch-LNA

The QPB9850 is a highly integrated front-end module targeted for 5G TDD systems. The switch LNA module integrates an LNA with a high-power handling switch which
can be used as a failsafe path to termination when radio is in transmitting mode. LNAs can also be powered down during Tx mode via SW control pin on the module.
The QPB9850 provides 33 dB of gain at 3.6 GHz with  1.2 dB noise figure while providing a high linearity of 33 dBm.
The QPB9850 is packaged in a RoHS-compliant, compact 3 mm x 3 mm LGA package. The switch LNA module is targeted for 5G wireless infrastructure applications
configured for TDD-based architectures.

Production
i
Product Data SheetRev D – 08/30/2023
Request a SampleContact Sales
Request a SampleContact Sales

Key Features

  • 2.3 - 5.0 GHz Operating Range
  • 2nd Stage LNA with Bypass Mode
  • 1.2dB NF at 3.5GHz
  • 33dB Gain at 3.6GHz
  • 36dBm max Input Power in Tx Mode

Typical Applications

  • Wireless Infrastructure
  • 5G AAS mMIMO radios
  • Small Cells

Parameters

Frequency Min (GHz)
2.3
Frequency Max (GHz)
5
Channels
1
Standards / Bands
N41, N77, N79
Insertion Loss (dB)
0.5
Gain (dB)
34
OP1dB (dBm)
18
NF (dB)
1.2
OIP3 (dBm)
32
Voltage (V)
5
Current (mA)
90
Package Type
LGA
Package Size (mm)
3 x 3
RoHS
Yes
Lead Free
No
Halogen Free
Yes
ITAR Restricted
No

Technical Documents

Filters
4 results found
All (4)
  • Product Data Sheet

    Rev D – 08/30/2023
    Data Sheet
  • 5G Wireless Infrastructure Brochure

    06/16/2026
    Brochure
  • High Performance Solutions for RF Front-Ends

    05/15/2026
    Brochure
  • PCB Symbol, Footprint & 3D Model (provided by SamacSys)

    PCB Layout Files
Results per page
10

Related Solutions

Macro Cell Base Stations

Macro Cell Base Stations 

Massive MIMO & Beamforming

Massive MIMO & Beamforming 

Small Cell Base Stations

Small Cell Base Stations 

Need more support?

At Qorvo, our customers are a core part of what we do, and we want every experience you have with us to be as reliable as our products. If you have a question or if something isn't working the way you expect, please let us know.

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© 2026 Qorvo US, Inc

|

+1-833-641-3810

/
Products
/
Amplifiers
/
Switch LNA Modules
/
QPB9850

QPB9850

2.3 - 5.0 GHz Single Channel Switch-LNA

The QPB9850 is a highly integrated front-end module targeted for 5G TDD systems. The switch LNA module integrates an LNA with a high-power handling switch which
can be used as a failsafe path to termination when radio is in transmitting mode. LNAs can also be powered down during Tx mode via SW control pin on the module.
The QPB9850 provides 33 dB of gain at 3.6 GHz with  1.2 dB noise figure while providing a high linearity of 33 dBm.
The QPB9850 is packaged in a RoHS-compliant, compact 3 mm x 3 mm LGA package. The switch LNA module is targeted for 5G wireless infrastructure applications
configured for TDD-based architectures.

Production
i
Product Data SheetRev D – 08/30/2023
Request a SampleContact Sales
Request a SampleContact Sales

Key Features

  • 2.3 - 5.0 GHz Operating Range
  • 2nd Stage LNA with Bypass Mode
  • 1.2dB NF at 3.5GHz
  • 33dB Gain at 3.6GHz
  • 36dBm max Input Power in Tx Mode

Typical Applications

  • Wireless Infrastructure
  • 5G AAS mMIMO radios
  • Small Cells

Parameters

Frequency Min (GHz)
2.3
Frequency Max (GHz)
5
Channels
1
Standards / Bands
N41, N77, N79
Insertion Loss (dB)
0.5
Gain (dB)
34
OP1dB (dBm)
18
NF (dB)
1.2
OIP3 (dBm)
32
Voltage (V)
5
Current (mA)
90
Package Type
LGA
Package Size (mm)
3 x 3
RoHS
Yes
Lead Free
No
Halogen Free
Yes
ITAR Restricted
No

Technical Documents

Filters
4 results found
All (4)
  • Product Data Sheet

    Rev D – 08/30/2023
    Data Sheet
  • 5G Wireless Infrastructure Brochure

    06/16/2026
    Brochure
  • High Performance Solutions for RF Front-Ends

    05/15/2026
    Brochure
  • PCB Symbol, Footprint & 3D Model (provided by SamacSys)

    PCB Layout Files
Results per page
10

Related Solutions

Macro Cell Base Stations

Macro Cell Base Stations 

Massive MIMO & Beamforming

Massive MIMO & Beamforming 

Small Cell Base Stations

Small Cell Base Stations 

Need more support?

At Qorvo, our customers are a core part of what we do, and we want every experience you have with us to be as reliable as our products. If you have a question or if something isn't working the way you expect, please let us know.

Forum

Forum

Engage with the Qorvo community, ask technical questions and share insights.

Support

Support

Get technical, application or customer support plus updates on supply chain and FAQs.

Sales

Sales

Connect with our sales team to gain tailored solutions, expert guidance and access to the latest technologies.

Stay up to date with us.

Sign up for notification on new products, product/process change notifications (PCNs) and end of life (EOL) alerts.

Sign Up

Qorvo products are at work connecting, protecting and powering the planet. We bring core radio frequency (RF) and power technologies and solutions to automotive, consumer, defense & aerospace, industrial & enterprise, infrastructure and mobile markets.

Stay Connected

  • Facebook
  • X
  • LinkedIn
  • YouTube
  • Products
  • Solutions
  • Design Hub
  • New Products
  • Product Compliance
  • Blog Posts
  • Events & Trade Shows
  • News Releases
  • Success Stories
  • Technical Articles
  • About Us
  • Careers
  • Corporate Videos
  • Quality
  • Locations
  • Investors
  • How to Buy
  • Forums
  • Portals
  • Contact Us
  • Subscription Center
Site MapFeedbackLegalPrivacySupply Chain Transparency

© 2026 Qorvo US, Inc

|

+1-833-641-3810

Qorvo
  • Products
  • Solutions
  • Design Hub
  • Support
  • About Us
Qorvo
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