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TGA4538

TGA4538

37 - 40 GHz Power Amplifier

Qorvo's TGA4538 operates from 37 to 40 GHz and is designed using Qorvo's 3MI power pHEMT production process. The TGA4538 provides a nominal 29.5 dBm of saturated power with a small signal gain of 24 dB at Vd = 5 V and Idq = 600 mA. When biased at 6 V and 600 mA, TGA4538 provides a nominal 30.5 dBm of saturated power with a small signal gain of 24 dB.

The TGA4538 is suitable for a variety of systems such as point-to-point radio and millimeter-wave communications.

The TGA4538 is 100% DC and RF tested on-wafer to ensure performance compliance. The TGA4538 has a protective surface passivation layer providing environmental robustness. The part is lead-free and RoHS compliant. Evaluation boards are available upon request.

Discontinued
i
End of Life announced August 28, 2019 (PCN 19-0151).
Last Time Buy: March 9, 2020
Recommended replacement for new designs: TGA4516, TGA4522
Contact your local sales representative for assistance.
Product Data SheetRev A – 06/2019
Buy OnlineRequest a SampleContact Sales
Buy OnlineRequest a SampleContact Sales

Key Features

  • Frequency range: 37 to 40 GHz
  • OTOI: 37 dBm
  • Small signal gain: 24 dB
  • 29.5 dBm Psat, 28 dBm P1dB @ 5V, 600mA
  • 30.5 dBm Psat, 29.5 dBm P1dB @ 6V, 600mA
  • Chip dimensions: 2.30 x 1.66 x 0.10 mm

Typical Applications

  • Millimeter Wave Communications
  • Point-to-Point Radio

Parameters

Frequency Min (GHz)
37
Frequency Max (GHz)
40
Gain (dB)
24
Vd (V)
5
Package Type
Die
Package Size (mm)
2.3 x 1.66 x 0.1
RoHS
Yes
Lead Free
Yes
Halogen Free
Yes
ITAR Restricted
No
ECCN
3A001.B.2.E

Technical Documents

Filters
1 result found
All (1)
  • Product Data Sheet

    Rev A – 06/2019
    Data Sheet
Results per page
10

Design Resources

Filters
1 result found
All (1)
  • S-Parameters

    S-Parameters (5 V @ 600 mA)

    S-Parameters
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
/
Power Amplifiers
/
TGA4538

TGA4538

37 - 40 GHz Power Amplifier

Qorvo's TGA4538 operates from 37 to 40 GHz and is designed using Qorvo's 3MI power pHEMT production process. The TGA4538 provides a nominal 29.5 dBm of saturated power with a small signal gain of 24 dB at Vd = 5 V and Idq = 600 mA. When biased at 6 V and 600 mA, TGA4538 provides a nominal 30.5 dBm of saturated power with a small signal gain of 24 dB.

The TGA4538 is suitable for a variety of systems such as point-to-point radio and millimeter-wave communications.

The TGA4538 is 100% DC and RF tested on-wafer to ensure performance compliance. The TGA4538 has a protective surface passivation layer providing environmental robustness. The part is lead-free and RoHS compliant. Evaluation boards are available upon request.

Discontinued
i
End of Life announced August 28, 2019 (PCN 19-0151).
Last Time Buy: March 9, 2020
Recommended replacement for new designs: TGA4516, TGA4522
Contact your local sales representative for assistance.
Product Data SheetRev A – 06/2019
Buy OnlineRequest a SampleContact Sales
Buy OnlineRequest a SampleContact Sales

Key Features

  • Frequency range: 37 to 40 GHz
  • OTOI: 37 dBm
  • Small signal gain: 24 dB
  • 29.5 dBm Psat, 28 dBm P1dB @ 5V, 600mA
  • 30.5 dBm Psat, 29.5 dBm P1dB @ 6V, 600mA
  • Chip dimensions: 2.30 x 1.66 x 0.10 mm

Typical Applications

  • Millimeter Wave Communications
  • Point-to-Point Radio

Parameters

Frequency Min (GHz)
37
Frequency Max (GHz)
40
Gain (dB)
24
Vd (V)
5
Package Type
Die
Package Size (mm)
2.3 x 1.66 x 0.1
RoHS
Yes
Lead Free
Yes
Halogen Free
Yes
ITAR Restricted
No
ECCN
3A001.B.2.E

Technical Documents

Filters
1 result found
All (1)
  • Product Data Sheet

    Rev A – 06/2019
    Data Sheet
Results per page
10

Design Resources

Filters
1 result found
All (1)
  • S-Parameters

    S-Parameters (5 V @ 600 mA)

    S-Parameters
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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  • Solutions
  • Design Hub
  • Support
  • About Us
Qorvo
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