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GaN Foundry Services

Wolfspeed’s Foundry Services turn your designs into a faster, more reliable reality. As leaders in GaN-on-SiC MMIC technology, we have the design assistance, testing and support to realize your specifications from initial development to recurring production. Plus, we can do it with faster cycle times, higher first-pass design success and greater reliability than any competitor.†

† Based on publicly available competitor data and customer feedback.

Online Foundry Training

We fabricate everything but experience.

  • World’s largest dedicated, commercial, WBG-production-device facility
  • 100-mm production line
  • 100-mm production line
  • RF MMIC on-wafer probe / dice
  • Microwave reliability labs
  • RF applications support

Foundry Engagement Options

Wolfspeed offers two Foundry service options for GaN die design:

  1. Customer creates design and layout. Completed artwork is submitted to Wolfspeed for fabrication.
  2. Customer engages Wolfspeed design services to create custom die design & layout per customer specifications.

GaN HEMT MMIC Processes

Wolfspeed RF GaN HEMT MMIC Processes
G28V5
G28V4
G40V4
G28V3
G50V3
G50V4
Gate length
0.15µm
0.25µm
0.25µm
0.4µm
0.4µm
0.25µm
Bias Voltage
28V
28V
40V
28V
50V
50V
Breakdown Voltage
>84V
>84V
>120V
>84V
>150V
>150V
RF Power Density
3.75W/mm
4.5W/mm
6W/mm
4.5W/mm
8W/mm
8.5W/mm
Frequency Band
DC - 40GHz
DC - 18GHz
DC - 18GHz
DC - 8GHz
DC - 6GHz
DC - 18GHz
SiC Substrate thickness
75µm
100µm
100µm
100µm
100µm
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Dual 3µm-thick interconnects
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Think film & bulk resistors
·
·
·
·
·
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MIM Capacitors >100V
·
·
·
·
·
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Slot Vias
·
·
·
·
·
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RF Power FETs & RF Switch FETs
·
·
·
·
·
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EE + Scratch Coat Option
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Fact Sheet


Product Design Kits (PDKS) and Models

Wolfspeed has the tools to test your designs and accelerate production.

  • Wolfspeed’s scalable non-linear model
  • All passives created with Wolfspeed design rules
  • Full schematic-driven layout
  • Real time design rule-checking

Product Design Kits (PDKS) & Models Partners

Wolfspeed offers non-linear, scalable GaN HEMT models for MMICs, as well as full PDKs for Keysight Technologies’ Advanced Design System (ADS) and AWR Microwave Office (MWO).

AWR Logo
ADS Logo
Process Qualification Reports
Wolfspeed RF Portal Models & PDKs
Request Access

GaN Foundry Dedicated Wafers

Wolfspeed fabricates a fully custom wafer run containing the customer’s exclusive die designs. The entire reticle is available for the customer MMIC or discrete device content. Diced, PCM-good wafers are delivered.

  • Custom designs
  • DRC, layout, and model support
  • DC/RF on-wafer testing optional
  • Production mask and wafer quantities available

Shared GaN Foundry Wafers

Wolfspeed offers shared mask service with reduced cost and MMIC size, providing multiple customers the opportunity to get their MMIC designs fabricated faster.
Applications
  • 5G infrastructure
  • Satellite communications
  • Ultra-wide band EW
  • Two-way private radio
  • Test instrumentation
  • Broadband amplifiers
  • EW jammers
  • Class A, AB, linear amplifiers suitable with OFDM, QPSK, QAM, FM waveforms
  • Radar
  • Military communications
Service Features
  • AWR Design Environment (Microwave Office) and Keysight Technologies’ ADS process design kits
  • Layout support and DRC
  • Development lots in dedicated and shared mask options
  • Electrical test services available
  • Visual screening
Circuit Types
  • High-power FET amplifiers
  • Broadband amplifiers
  • High-efficiency amplifiers
  • High IP3 amplifiers
  • Multi-function integrated MMICs
  • FET limiters
  • High-power FET switches
  • High-IP3 FET mixers
  • Attenuators
  • Phase shifters
  • Low-noise amplifiers

Online Foundry Training Course

The Wolfspeed Foundry offers a free, in-depth online training for RF Microwave engineers who want to learn how to design in the Wolfspeed FAB. Basic knowledge of MMIC design and experience using Microwave Office (MWO) or Advanced Design System (ADS) is required.

This training will offer RF Microwave engineers the opportunity to:

  • Learn how to best utilize the PDK
  • Explore HEMT and passive device models
  • Understand the proper steps in designing a MMIC or HEMT
  • Follow proper procedures for submitting a design into the FAB
Interested in the course?
Ready to sign up?
Need information?

Trusted Foundry

Wolfspeed is a trusted foundry with MRL8 certification.

Wolfspeed has achieved Category 1A trusted-foundry status through certification from the Defense MicroElectronics Activity (DMEA).

Additionally, Wolfspeed has been assessed by the Department of Defense (DoD) to Manufacturing Readiness Level 8 and higher. We have the proven manufacturing and statistical process control in place to enable quick and reliable turnaround times.

Wolfspeed Scope of Accreditation Certificate
Wolfspeed Accreditation of Trust Certificate
Trusted Foundry - Category 1A
Manufacturing Readiness Level - MRL8

RF Foundry Resources

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