You are viewing: South Korea Gallium Nitride Semiconductor Device Market analysis

The South Korea Gallium Nitride Semiconductor Device Market was valued at $1244.7 Million in 2023 and projected to reach to $2026.8 Million by 2028, representing a compound annual growth rate of 10.2%. South Korea's GaN semiconductor device market is poised for sustained expansion through 2028, driven by the country's leadership in consumer electronics manufacturing and growing automotive electrification initiatives.

South Korea Gallium Nitride Semiconductor Device Market (2023-2028) : Size and Share
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Market Size in USD 26.32 MN
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South Korea Gallium Nitride Semiconductor Device Market Trends and Insights

  • In 2023, South Korea's GaN market was valued at USD 1,244.7 million, driven by strong demand from power electronics and RF applications across automotive and consumer electronics sectors.
  • South Korea's established semiconductor ecosystem and investment in next-generation chip technologies positioned the nation as a key regional player. By 2028, South Korea's GaN semiconductor market is forecast to expand to USD 2,026.8 million, representing a compound annual growth rate of 10.2%—significantly outpacing the global average of 6.1%.
  • This accelerated growth in South Korea reflects increasing adoption of GaN devices in electric vehicle powertrains, renewable energy systems, and 5G infrastructure.
  • South Korea's commitment to semiconductor self-sufficiency and innovation in wide-bandgap technologies continues to drive market expansion through the forecast period..

Key Market Statistics

  • CAGR (2023-2028) 10.2% CAGR
  • Market Size, 2023 ~USD 1244.7 Million
  • Forecast, 2028 ~USD 2026.8 Million
  • Country South Korea

South Korea Gallium Nitride Semiconductor Device Market Overview

Market Valuation Growth :

South Korea's GaN semiconductor device market reached USD 1,244.7 million in 2023 and is projected to grow to USD 2,026.8 million by 2028, representing a robust 10.2% CAGR, significantly outpacing the global growth rate of 6.1%.

Automotive & Consumer Electronics Demand :

Strong demand from South Korea's automotive and consumer electronics sectors is driving GaN adoption, particularly in power electronics and RF applications where the country's manufacturers maintain competitive advantages.

Advanced Manufacturing Leadership :

South Korea's strategic position as a global semiconductor manufacturing hub, combined with investments in GaN technology infrastructure, positions the country as a key growth driver in the Asia-Pacific region.

Power Electronics Expansion :

Increasing adoption of GaN devices in power conversion, energy efficiency applications, and next-generation consumer electronics is accelerating market penetration across South Korean industrial and commercial segments.

South Korea Gallium Nitride Semiconductor Device Market Dynamics

  • The 10.2% CAGR reflects strong domestic demand and export opportunities, with South Korean chipmakers leveraging advanced fabrication capabilities to capture market share in power electronics and RF applications.
  • Government support for semiconductor innovation and increasing R&D investments further strengthen the market foundation. The forecast period will witness accelerated adoption of GaN technology across electric vehicle powertrains, renewable energy systems, and 5G infrastructure—sectors where South Korea maintains technological leadership.
  • Strategic partnerships between local semiconductor manufacturers and global OEMs, combined with rising energy efficiency standards, will continue to propel market growth and position South Korea as a critical hub for GaN device production and innovation in the global semiconductor ecosystem..

Related Ecosystem

Electronics System And Components

Top Technologies
  • Sensors
  • Temperature Sensors
  • Pressure Sensors
  • Actuators
  • Image Sensors
Top Companies
  • Lenovo
  • Samsung
  • Texas Instruments Incorporated
  • HONEYWELL INTERNATIONAL INC.
  • Teledyne Technologies Incorporated

    Automotive Electronics And Electrical Equipment

    Top Technologies
    • Battery Electric Vehicle (BEV)
    • Light Commercial Vehicles (LCVs)
    • Fuel Cell Electric Vehicle (FCEV)
    • Sensors
    • Hybrid Electric Vehicle (HEV)
    Top Companies
    • BOSCH LIMITED
    • DENSO Corporation
    • Continental ag
    • Panasonic Holdings Corporation
    • Texas Instruments Incorporated

      Semiconductor Materials And Components

      Top Technologies
      • Sensors
      • Gallium Nitride (GaN)
      • Digital Signal Processor (DSP)
      • Natural Language Processing (NLP)
      • Silicon Carbide
      Top Companies
      • Texas Instruments Incorporated
      • Samsung
      • APPLIED MATERIALS, INC.
      • Stmicroelectronics
      • Lenovo

        Key Takeaways

        • South Korea's GaN semiconductor market reached USD 1,244.7 million in 2023 and is projected to grow to USD 2,026.8 million by 2028 at a 10.2% CAGR.
        • South Korea's GaN market growth rate of 10.2% significantly exceeds the global CAGR of 6.1%, positioning South Korea as a high-growth regional hub.
        • South Korea's automotive and renewable energy sectors are primary drivers of GaN adoption, supported by government initiatives in EV and green energy transitions.
        • South Korea's advanced semiconductor manufacturing infrastructure and R&D investments provide competitive advantages in GaN device development and commercialization.

        Gallium Nitride Semiconductor Device Market Report Scope

        Report Metric Details
        Base Year 2023
        Fastest Growing Segment POWER DRIVES (Application)
        Forecast Period 2023–2028
        Growth Rate CAGR of 6.1% from 2023 to 2028
        Largest Segment DISCRETE SEMICONDUCTOR (Device)
        Market Size Base Year (Billions) ~USD 21.05 (2023)
        Revenue Forecast (Billions) ~USD 28.3 (2028)
        Segments Covered Type, Vertical, Application, Device, Voltage Range

        South Korea Gallium Nitride Semiconductor Device Market Report Segmentation

        5 segment dimensions are covered across the global market.

        By Type

        • Opto-Semiconductor
        • Power Semiconductor
        • Power Semiconductors
        • Rf Semiconductor
        • Rf Semiconductors

        By Vertical

        • Aerospace & Defense
        • Automotive
        • Consumer & Business Enterprises
        • Energy & Power
        • Healthcare
        • Industrial
        • Telecommunications

        By Application

        • EV Charging
        • EV Drives
        • Industrial Drives
        • Inverters
        • Lidar
        • Lighting & Lasers
        • Power Drives
        • Radars & Satellites
        • Radio Frequency
        • Repeaters/Boosters/Dass
        • Rf Front-End Modules
        • Smps
        • Supplies & Inverter
        • Supplies & Inverters
        • Wireless Charging

        By Device

        • Discrete Semiconductor
        • Integrated Semiconductor

        By Voltage Range

        • 100–500 V
        • Less Than 100 V
        • More Than 500 V

        Target Audience

        • South Korean Semiconductor Manufacturers : Chipmakers and device manufacturers need detailed market sizing and competitive intelligence to optimize production capacity, R&D investments, and product portfolio strategies within the rapidly expanding domestic GaN market.
        • Automotive & Electronics OEMs : South Korean automotive and consumer electronics companies require market forecasts and supply chain insights to plan GaN component sourcing, design integration, and technology roadmaps for next-generation products.
        • Investment & Private Equity Firms : Investors targeting South Korea's semiconductor sector need country-specific market data, growth projections, and competitive dynamics to evaluate acquisition targets and portfolio companies in the high-growth GaN segment.
        • Government & Policy Makers : South Korean government agencies and economic development organizations require market intelligence to inform semiconductor industry policies, R&D funding allocation, and strategic initiatives supporting GaN technology advancement.
        • Global Supply Chain & Distribution Partners : International distributors, component suppliers, and logistics providers need South Korea-specific market data to optimize inventory management, distribution networks, and partnership strategies in this key regional market.

        Key Companies in the South Korea Gallium Nitride Semiconductor Device Market

        CompanyHQOwnershipStrongest segments
        WINWAY TECH. CO., LTD.United StatesPublic CompanyTest sockets (incl. HyperSocket, coaxial, burn-in, PoP, CRS),Probe cards (vertical, WLCSP) and i-Bump interposers,Thermal control products (ATC, E-Flux 4.0, HEATCon Titan, chillers),
        TOKYO OHKA KOGYO CO., LTD.JapanPublic CompanyGaN lithography materials (g/i-Line, KrF, ArF, EUV photoresists),Etch, developer, rinse, and stripping chemistries for GaN,Packaging and redistribution materials for GaN power and RF,
        APPLIED MATERIALS, INCUnited StatesPublic CompanyGaN Power Semiconductor Equipment & Services,GaN RF Semiconductor Equipment & Services,GaN Opto-semiconductor & Other,
        FUJI ELECTRIC CO. LTD.JapanPublic CompanyPower GaN discrete devices,GaN HEMT for power conversion,Integrated GaN power modules,
        SOITECUnited StatesPublic CompanyRF GaN substrates for 5G infrastructure (HEMT/MMIC oriented),RF SOI and PoI for smartphone front-end modules (GaN-adjacent RF stack),Power-SOI and Auto Smartsic supporting GaN power ecosystems,
        TOKUYAMA CORPORATIONJapanPublic CompanyElectronics advanced materials for GaN (poly-Si, silica, AIN, BN),High-purity process chemicals and photoresist developers,Specialty life-science and other materials indirectly used in GaN ecosystems,
        DIODES INCORPORATEDUnited StatesPublic CompanyPower Semiconductor GaN Devices,GaN-based Integrated Power Modules,GaN RF / HEMT / MMIC,
        KLA-TENCOR CORPORATIONUnited StatesPublic CompanySemiconductor Process Control for GaN (inspection, review, metrology),Specialty Semiconductor Process for GaN (etch, plasma dicing, deposition),Advanced Packaging and PCB/Component Inspection for GaN Modules,
        WOLFSPEED, INC.United StatesPublic CompanyGaN RF devices (HEMT, MMIC on SiC),GaN power devices (discrete, modules),GaN materials (epi layers on SiC wafers),
        SUMITOMO ELECTRIC INDUSTRIES, LTD.JapanPublic CompanyOpto-semiconductor GaN devices (lighting, lasers, optical comms),RF GaN semiconductors (HEMT, MMIC for telecom, radar),Power GaN semiconductors (discrete and integrated),
        INFINEON TECHNOLOGIES AGGermanyPublic CompanyPower Semiconductor GaN (power switches, power transistors),RF Semiconductor GaN (RF power transistors, antenna switches),Opto-semiconductor GaN (lighting and laser-related),
        MACOM TECHNOLOGY SOLUTIONS HOLDINGS, INC.United StatesPublic CompanyRF GaN Semiconductors (HEMT/MMIC for radar, satcom, 5G/6G),GaN Power Semiconductors,GaN Opto-semiconductors and Laser-related Devices,
        QORVO, INC.United StatesPublic CompanyRF GaN HEMT discrete devices,GaN MMICs for defense and infrastructure,GaN power semiconductor devices,
        ODYSSEY SEMICONDUCTOR TECHNOLOGIES, INC.United StatesPrivate CompanyPower Semiconductor – High-voltage GaN Discrete Devices,Power Semiconductor – GaN HEMT / Integrated Devices,Systems and Reference Designs for Power Drives,
        ROHM CO., LTD.JapanPublic CompanyPower GaN devices (HEMT, discrete, integrated power stages),GaN opto-semiconductors (LEDs, laser diodes),GaN RF and MMIC devices,
        STMICROELECTRONICS N.V.NetherlandsPublic CompanyPower GaN (power semiconductor devices, including discrete and power ICs),RF GaN (RF semiconductor devices, including HEMT/MMIC for RF),GaN-based opto and laser-related devices,
        NXP SEMICONDUCTORS N.V.NetherlandsPublic CompanyRF GaN Semiconductor Devices (HEMT/MMIC),GaN Power Semiconductor Devices (Discrete and Integrated),GaN Opto-semiconductor Devices,
        TRANSPHORM, INC.United StatesPrivate CompanyPower Semiconductor – Discrete GaN FETs,Power Semiconductor – Integrated GaN (e.g., GaN + driver),HEMT-based GaN Power Modules,
        ANALOG DEVICES, INC.United StatesPublic CompanyGaN RF Semiconductor (HEMT/MMIC),GaN Power Semiconductor (Discrete and Integrated),GaN Opto-semiconductor and Niche Devices,

        WINWAY TECH. CO., LTD.

        WINWAY TECH. CO., LTD. is a public company founded in 2001 and based in the United States.

        TOKYO OHKA KOGYO CO., LTD.

        Tokyo Ohka Kogyo Co., Ltd. is a Japanese public company founded in 1940 with 2,132 employees.

        APPLIED MATERIALS, INC

        Applied Materials, Inc. is a United States-based public company founded in 1967 with 36,500 employees.

        FUJI ELECTRIC CO. LTD.

        Fuji Electric Co. Ltd. is a Japanese public company founded in 1923 with 26,955 employees.

        SOITEC

        Soitec is a United States-based public company founded in 1992 with 1,961 employees.

        TOKUYAMA CORPORATION

        Tokuyama Corporation is a Japanese public company founded in 1918 with 6,390 employees.

        DIODES INCORPORATED

        Diodes Incorporated is a United States-based public company founded in 1959 with 7,989 employees.

        KLA-TENCOR CORPORATION

        KLA-Tencor Corporation is a United States-based public company founded in 1975 with 15,100 employees.

        WOLFSPEED, INC.

        Wolfspeed, Inc. is a United States-based public company founded in 1987 with 3,434 employees.

        SUMITOMO ELECTRIC INDUSTRIES, LTD.

        Sumitomo Electric Industries, Ltd. is a Japanese public company founded in 1897 with 302,972 employees.

        INFINEON TECHNOLOGIES AG

        Infineon Technologies AG is a German public company founded in 1952 with 56,500 employees.

        MACOM TECHNOLOGY SOLUTIONS HOLDINGS, INC.

        MACOM Technology Solutions Holdings, Inc. is a United States-based public company founded in 1950 with 2,000 employees.

        QORVO, INC.

        Qorvo, Inc. is a United States-based public company founded in 1957 with 5,200 employees.

        ODYSSEY SEMICONDUCTOR TECHNOLOGIES, INC.

        Odyssey Semiconductor Technologies, Inc. is a private company founded in 2019 and based in the United States.

        ROHM CO., LTD.

        Rohm Co., Ltd. is a Japanese public company founded in 1940 with 21,756 employees.

        STMICROELECTRONICS N.V.

        STMicroelectronics N.V. is a Netherlands-based public company founded in 1987 with 48,000 employees.

        NXP SEMICONDUCTORS N.V.

        NXP Semiconductors N.V. is a Netherlands-based public company founded in 2006 with 32,169 employees.

        TRANSPHORM, INC.

        Transphorm, Inc. is a private company founded in 2007 in the United States with 128 employees.

        ANALOG DEVICES, INC.

        Analog Devices, Inc. is a United States-based public company founded in 1965 with 24,500 employees.

        Reasons to Buy this Report

        • Market-Specific Growth Intelligence : Gain detailed insights into South Korea's GaN market dynamics with country-specific CAGR (10.2%) and precise valuation data, enabling accurate forecasting and strategic planning tailored to this high-growth regional market.
        • Competitive Landscape Analysis : Understand South Korea's unique competitive positioning in global GaN manufacturing, including local player strategies, technological capabilities, and market share distribution among domestic semiconductor manufacturers.
        • Sector-Specific Demand Drivers : Access detailed analysis of South Korea's automotive electrification, consumer electronics innovation, and power electronics expansion—key drivers specific to the Korean market that differ from global trends.
        • Investment & Partnership Opportunities : Identify strategic investment targets and partnership opportunities within South Korea's GaN ecosystem, including emerging manufacturers, technology leaders, and supply chain participants positioned for growth.
        • Regulatory & Policy Insights : Understand South Korea-specific semiconductor policies, government support initiatives, and regulatory frameworks that influence GaN market development and create competitive advantages for market participants.

        Frequently asked questions

        What was South Korea's Gallium Nitride semiconductor market size in 2023?

        South Korea's GaN semiconductor device market was valued at USD 1,244.7 million in 2023, establishing a strong baseline for regional growth.

        What is the projected market size for South Korea's GaN semiconductors by 2028?

        South Korea's GaN semiconductor market is forecast to reach USD 2,026.8 million by 2028, representing significant expansion over the five-year period.

        How does South Korea's GaN market growth compare to global trends?

        South Korea's GaN market CAGR of 10.2% substantially outpaces the global CAGR of 6.1%, indicating accelerated regional adoption and market maturation.

        Which industries are driving GaN semiconductor demand in South Korea?

        South Korea's automotive sector, particularly electric vehicle powertrains, and renewable energy applications are primary demand drivers for GaN semiconductors.

        Why is South Korea a strategic market for GaN semiconductor development?

        South Korea's established semiconductor manufacturing base, government support for advanced technologies, and strong R&D capabilities make it a key hub for GaN innovation and production.

        RESEARCH METHODOLOGY

        The research study involved 4 major activities in estimating the size of the GaN semiconductor device market. Exhaustive secondary research has been done to collect important information about the market and peer markets. The validation of these findings, assumptions, and sizing with the help of primary research with industry experts across the value chain has been the next step. Both top-down and bottom-up approaches have been used to estimate the market size. Post which the market breakdown and data triangulation have been adopted to estimate the market sizes of segments and sub-segments.

        Secondary Research

        In the secondary research process, various secondary sources have been referred to for identifying and collecting information required for this study. The secondary sources include annual reports, press releases, and investor presentations of companies, white papers, and articles from recognized authors. Secondary research has been mainly done to obtain key information about the market’s value chain, the pool of key market players, market segmentation according to industry trends, regional outlook, and developments from both market and technology perspectives.

        Primary Research

        In primary research, various primary sources from both supply and demand sides have been interviewed to obtain the qualitative and quantitative insights required for this report. Primary sources from the supply side include experts such as CEOs, vice presidents, marketing directors, manufacturers, technology and innovation directors, end users, and related executives from multiple key companies and organizations operating in the GaN semiconductor device ecosystem.

        GaN Semiconductor Device Market Size, and Share

        To know about the assumptions considered for the study, download the pdf brochure

        Market Size Estimation

        In the market engineering process, both top-down and bottom-up approaches have been used, along with data triangulation methods, to estimate and validate the size of the GaN semiconductor device market and other dependent submarkets. The research methodology used to estimate the market sizes includes the following:

        • Identifying stakeholders in the GaN semiconductor device market that influence the entire market, along with participants across the value chain.
        • Analyzing major manufacturers of GaN semiconductor devices and studying their product portfolios
        • Analyzing trends related to the adoption of GaN semiconductor devices
        • Tracking the recent and upcoming developments in the market that include investments, R&D activities, product launches, collaborations, acquisitions, agreements, and partnerships, as well as forecasting the market size based on these developments and other critical parameters
        • Carrying out multiple discussions with key opinion leaders to identify the adoption trends of GaN semiconductor devices
        • Segmenting the overall market into various other market segments
        • Validating the estimates at every level through discussions with key opinion leaders, such as chief executives (CXOs), directors, and operation managers, and finally with the domain experts at MarketsandMarkets

        Market Size Estimation Methodology-Bottom-up Approach

        GaN Semiconductor Device Market Size, and Bottom-up Approach

        Data Triangulation

        After arriving at the overall market size by the market size estimation process explained in the earlier section, the overall GaN semiconductor device market has been divided into several segments and subsegments. The data triangulation and market breakdown procedures have been used to complete the overall market engineering process and arrive at the exact statistics for all segments, wherever applicable. The data has been triangulated by studying various factors and trends from both the demand and supply sides. Along with data triangulation and market breakdown, the market has been validated by top-down and bottom-up approaches.

        Market Definition

        Gallium nitride (GaN) semiconductor device is a robust and mechanically stable semiconductor device that offers a wide bandgap with exceptional properties such as high-power capability, enhanced thermal conductivity, and high-performance efficiency. It delivers higher breakdown strength, faster switching speed, superior thermal conductivity, and lower on-resistance, making the GaN-based power devices more efficient than traditional silicon-based power devices. GaN semiconductor devices are used in lighting, lasers, power drives, supplies, inverters, and radio frequency (RF) components. It can successfully replace silicon semiconductors in power drives, supplies, inverters, and RF applications, as it delivers versatile features and enhanced performance efficiency. As a result, GaN semiconductor device is expected to have a high market growth due to its potential to cater to various high-performance electronic applications.

        Stakeholders

        • Raw material suppliers
        • Design tool and fabrication equipment vendors
        • Wafer manufacturers
        • Wafer equipment manufacturers
        • Integrated devices manufacturers (IDMs)
        • Pure-play foundry vendors
        • Non-pure-play (IDM) foundry vendors
        • Electronic design automation (EDA) vendors
        • Fabrication players
        • Semiconductor intellectual property vendors
        • Original devices manufacturers (ODMs) (discrete and chip manufacturers)
        • Original equipment manufacturers (OEMs) (electronic equipment manufacturers)
        • Assembly, testing, and packaging vendors
        • Distributors and Resellers
        • End Users

        The main objectives of this study are as follows:

        • To define, analyze and forecast the gallium nitride (GaN) semiconductor device market based on type, device, application, vertical, voltage range, and region in terms of value.
        • To define, analyze, and forecast the GaN semiconductor device market based on device in terms of volume
        • To forecast the market size for various segments with respect to four main regions, namely, North America, Europe, Asia Pacific, and the Rest of the World (RoW)
        • To provide detailed information regarding the major drivers, restraints, opportunities, and challenges influencing the growth of the GaN semiconductor device market
        • To study and analyze the complete value chain of the GaN semiconductor device market
        • To strategically analyze the micromarkets with respect to individual growth trends, prospects, and contributions to the total market
        • To analyze the GaN semiconductor device ecosystem; trends/disruptions impacting customers’ businesses; technology analysis; pricing analysis; Porter’s five forces analysis; key stakeholders & buying criteria; case study analysis; trade analysis; patent analysis; key conferences & events, 2023–2024; and tariff and regulations related to the GaN semiconductor device market.
        • To analyze opportunities in the market for various stakeholders by identifying the high growth segments
        • To strategically profile the key players and comprehensively analyze their market position in terms of ranking and core competencies, along with detailing the competitive landscape for the market leaders
        • To analyze competitive developments such as product launches, agreements, collaborations, partnerships, acquisitions, and expansions carried out by players in the GaN semiconductor device market

        Available Customizations:

        With the given market data, MarketsandMarkets offers customizations according to the specific requirements of companies. The following customization options are available for the report:

        Country-wise Information:

        • Analysis for additional countries (up to five)

        Company Information:

        • Detailed analysis and profiling of additional market players (up to five)

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