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Products
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Amplifiers
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LNAs & Gain Block Amplifiers
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SPF5043Z

SPF5043Z

50 - 4000 MHz GaAs pHEMT Low Noise MMIC Amplifier

Qorvo's SPF5043Z is a high performance pHEMT MMIC LNA designed for operation from 50MHz to 4000MHz. The on-chip active bias network provides stable current over temperature and process threshold voltage variations. The SPF5043Z offers ultra-low noise figure and high linearity performance in a gain block configuration. Its single-supply operation and integrated matching networks make implementation remarkably simple. The high maximum input power specification makes it ideal for high dynamic range receivers.

Production
i
Product Data Sheet06/12/2018
Buy OnlineRequest a SampleContact Sales
Buy OnlineRequest a SampleContact Sales

Key Features

  • Ultra-Low Noise Figure: 0.8dB at 900MHz
  • Gain: 18.2dB at 900MHz
  • High Linearity: OIP3 = 35dBm at 1900MHz
  • P1dB: +22.7dBm at 1900MHz
  • Single-Supply Operation: 5V at IDQ = 46mA
  • Flexible Biasing Options: 3V to 5V, Adjustable Current
  • Broadband Internal Matching

Parameters

Frequency Min (MHz)
50
Frequency Max (MHz)
4,000
Gain (dB)
12.9
NF (dB)
0.8
OP1dB (dBm)
22.7
OIP3 (dBm)
35
Voltage (V)
5
Current (mA)
46
Package Type
SOT-343
Package Size (mm)
2.1 x 2.0 x 0.95
ECCN
5A991.G

Technical Documents

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

    06/12/2018
    Data Sheet
  • Application Note: Calculating Junction Temperature from Thermal Resistance AN027

    Application Note
  • PCB Symbol, Footprint & 3D Model (provided by SamacSys)

    PCB Layout Files
  • 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

    SPF5043Z_S-Parameters_3V

    S-Parameters
  • S-Parameters

    SPF5043Z_S-Parameters_5V

    S-Parameters
  • Tape & Reel Specification

    SOT-343 Tape and Reel Drawing

    Tape & Reel Specification
Results per page
10

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Massive MIMO & Beamforming

Massive MIMO & Beamforming 

Wireless Access Points

Wireless Access Points 

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
/
LNAs & Gain Block Amplifiers
/
SPF5043Z

SPF5043Z

50 - 4000 MHz GaAs pHEMT Low Noise MMIC Amplifier

Qorvo's SPF5043Z is a high performance pHEMT MMIC LNA designed for operation from 50MHz to 4000MHz. The on-chip active bias network provides stable current over temperature and process threshold voltage variations. The SPF5043Z offers ultra-low noise figure and high linearity performance in a gain block configuration. Its single-supply operation and integrated matching networks make implementation remarkably simple. The high maximum input power specification makes it ideal for high dynamic range receivers.

Production
i
Product Data Sheet06/12/2018
Buy OnlineRequest a SampleContact Sales
Buy OnlineRequest a SampleContact Sales

Key Features

  • Ultra-Low Noise Figure: 0.8dB at 900MHz
  • Gain: 18.2dB at 900MHz
  • High Linearity: OIP3 = 35dBm at 1900MHz
  • P1dB: +22.7dBm at 1900MHz
  • Single-Supply Operation: 5V at IDQ = 46mA
  • Flexible Biasing Options: 3V to 5V, Adjustable Current
  • Broadband Internal Matching

Parameters

Frequency Min (MHz)
50
Frequency Max (MHz)
4,000
Gain (dB)
12.9
NF (dB)
0.8
OP1dB (dBm)
22.7
OIP3 (dBm)
35
Voltage (V)
5
Current (mA)
46
Package Type
SOT-343
Package Size (mm)
2.1 x 2.0 x 0.95
ECCN
5A991.G

Technical Documents

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

    06/12/2018
    Data Sheet
  • Application Note: Calculating Junction Temperature from Thermal Resistance AN027

    Application Note
  • PCB Symbol, Footprint & 3D Model (provided by SamacSys)

    PCB Layout Files
  • 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

    SPF5043Z_S-Parameters_3V

    S-Parameters
  • S-Parameters

    SPF5043Z_S-Parameters_5V

    S-Parameters
  • Tape & Reel Specification

    SOT-343 Tape and Reel Drawing

    Tape & Reel Specification
Results per page
10

Related Solutions

Small Cell Base Stations

Small Cell Base Stations 

Macro Cell Base Stations

Macro Cell Base Stations 

Backhaul

Backhaul 

Science & Medical Equipment

Science & Medical Equipment 

Smart Meters

Smart Meters 

Test & Measurement Equipment

Test & Measurement Equipment 

Massive MIMO & Beamforming

Massive MIMO & Beamforming 

Wireless Access Points

Wireless Access Points 

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