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LNAs & Gain Block Amplifiers
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SPF5122Z

SPF5122Z

50 - 4000 MHz GaAs pHEMT Low Noise MMIC Amplifier

Qorvo's SPF5122Z is a high performance 50MHz to 4000 MHz pHEMT low noise MMIC amplifier. The on-chip active bias network provides stable current over temperature and process variations. The SPF5122Z offers ultra-low noise figure and high linearity performance in a simple gain block configuration. A single 3V to 5V supply and minimal application circuit (4 capacitors and 1 inductor) allows for maximum flexibility with a low bill of materials cost. High P1dB and maximum RF input power specifications make it ideal for high dynamic range receivers. It is internally matched to 50 ohm.

Discontinued
i
End of Life announced March 8, 2021 (PCN 21-0060).
Last Time Buy: September 15, 2021
Recommended replacement for new designs: QPL9547
Contact your local sales representative for assistance.
Product Data Sheet04/08/2011
Buy OnlineRequest a SampleContact Sales
Buy OnlineRequest a SampleContact Sales

Key Features

  • Ultra-Low NF = 0.60dB at 900MHz
  • High Linearity: OIP3 = 40.5dBm at 1900MHz
  • Excellent IS95 and WCDMA ACPR performance
  • P1dB = 23dBm
  • Single Supply Operation: 3V to 5V (90 mA at 5V)
  • Broadband Internal Matching
  • Robust MSL-1 Rating

Parameters

Frequency Min (MHz)
50
Frequency Max (MHz)
4,000
Gain (dB)
12.2
NF (dB)
0.65
OP1dB (dBm)
23.4
OIP3 (dBm)
40.5
Voltage (V)
5
Current (mA)
90
Package Type
QFN
Package Size (mm)
2 x 2 x 0.9
ECCN
5A991.G

Technical Documents

Filters
3 results found
All (3)
  • Product Data Sheet

    04/08/2011
    Data Sheet
  • Application Note: Calculating Junction Temperature from Thermal Resistance AN027

    Application Note
  • Qualification Report

    Qualification Report
Results per page
10

Design Resources

Filters
4 results found
All (4)
  • Package Information

    Package Information - PDF

    Package Information
  • S-Parameters

    SPF5122Z_S-Parameters_3V

    S-Parameters
  • S-Parameters

    SPF5122Z_S-Parameters_5V

    S-Parameters
  • Tape & Reel Specification

    QFN Tape and Reel Drawing

    Tape & Reel Specification
Results per page
10

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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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.

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© 2026 Qorvo US, Inc

|

+1-833-641-3810

/
Products
/
Amplifiers
/
LNAs & Gain Block Amplifiers
/
SPF5122Z

SPF5122Z

50 - 4000 MHz GaAs pHEMT Low Noise MMIC Amplifier

Qorvo's SPF5122Z is a high performance 50MHz to 4000 MHz pHEMT low noise MMIC amplifier. The on-chip active bias network provides stable current over temperature and process variations. The SPF5122Z offers ultra-low noise figure and high linearity performance in a simple gain block configuration. A single 3V to 5V supply and minimal application circuit (4 capacitors and 1 inductor) allows for maximum flexibility with a low bill of materials cost. High P1dB and maximum RF input power specifications make it ideal for high dynamic range receivers. It is internally matched to 50 ohm.

Discontinued
i
End of Life announced March 8, 2021 (PCN 21-0060).
Last Time Buy: September 15, 2021
Recommended replacement for new designs: QPL9547
Contact your local sales representative for assistance.
Product Data Sheet04/08/2011
Buy OnlineRequest a SampleContact Sales
Buy OnlineRequest a SampleContact Sales

Key Features

  • Ultra-Low NF = 0.60dB at 900MHz
  • High Linearity: OIP3 = 40.5dBm at 1900MHz
  • Excellent IS95 and WCDMA ACPR performance
  • P1dB = 23dBm
  • Single Supply Operation: 3V to 5V (90 mA at 5V)
  • Broadband Internal Matching
  • Robust MSL-1 Rating

Parameters

Frequency Min (MHz)
50
Frequency Max (MHz)
4,000
Gain (dB)
12.2
NF (dB)
0.65
OP1dB (dBm)
23.4
OIP3 (dBm)
40.5
Voltage (V)
5
Current (mA)
90
Package Type
QFN
Package Size (mm)
2 x 2 x 0.9
ECCN
5A991.G

Technical Documents

Filters
3 results found
All (3)
  • Product Data Sheet

    04/08/2011
    Data Sheet
  • Application Note: Calculating Junction Temperature from Thermal Resistance AN027

    Application Note
  • Qualification Report

    Qualification Report
Results per page
10

Design Resources

Filters
4 results found
All (4)
  • Package Information

    Package Information - PDF

    Package Information
  • S-Parameters

    SPF5122Z_S-Parameters_3V

    S-Parameters
  • S-Parameters

    SPF5122Z_S-Parameters_5V

    S-Parameters
  • Tape & Reel Specification

    QFN Tape and Reel Drawing

    Tape & Reel Specification
Results per page
10

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
Qorvo
Qorvo
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  • Design Hub
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