MagnaChip Semiconductor

What MagnaChip Semiconductor does

MagnaChip Semiconductor Corporation (NYSE: MX) is a Seoul, South Korea-headquartered designer and manufacturer of power semiconductors, with its US parent incorporated in Delaware. Following the shutdown of its display business by Q2 2025 and the prior 2020 divestiture of its foundry services group and Fab 4, the company operates as a pure-play power semiconductor provider. Its portfolio spans low-voltage MXT MOSFETs (12V–200V) using its proprietary eXtreme Trench architecture, super-junction MOSFETs (250V–900V), high-voltage MOSFETs, discrete IGBTs in 650V and 1200V ratings, power management ICs (LED drivers, OLED PMICs, level shifters, AC-DC and DC-DC converters), and emerging silicon carbide (SiC) devices. Underlying technology includes the MXT MOSFET platform, the Super-Short Channel FET (SSCFET) architecture, and Advanced Field Stop Trench IGBT technology, protected by approximately 1,050 registered patents and pending applications. All wafer fabrication is performed in-house at the company's Gumi, South Korea facility.

The company serves enterprise OEM customers across four primary end markets: computing and AI servers (power supplies, data center synchronous rectification), automotive and EV (traction inverters, ADAS, infotainment, body electronics — including a strategic IGBT partnership with Hyundai Mobis targeting 2026 mass production), industrial and energy (solar inverters, energy storage, motor drives), and consumer electronics (smartphone battery protection via its BatteryFET sub-brand). Revenue is generated through direct B2B hardware sales via a hybrid channel of direct field sales (offices in Korea, China, Taiwan, USA, Japan, and Germany) and authorized distributors including Arrow Electronics, WT Microelectronics, G5 Corporation, and SAMT, with quote-based, non-public pricing tied to design-in engagements.

The company is executing a publicly stated "three-three-three" strategy targeting $300 million in run-rate revenue and 30% gross margin within three years, against a Q1 2026 revenue base of $46.2 million (up 3.3% YoY, 13.9% sequentially from Q4 2025's $40.6 million), with Q2 2026 guidance of $44.5 million to $48.5 million. Recent execution includes the August 2025 CEO transition (Camillo Martino appointed Interim CEO following YJ Kim's departure), January 2026 board appointment of Cristiano Amoruso, and a 2025-2026 product launch cadence covering AI server MOSFETs, smartphone battery protection MOSFETs, and high-efficiency solar/energy storage IGBTs.

Name

MagnaChip Semiconductor

Legal name

MagnaChip Semiconductor Corporation

Website

http://www.magnachip.com

Company type

Public

Founded year

2003

Operating status

Operating

Headcount range

5,001–10,000 employees

Short description

MagnaChip Semiconductor (NYSE: MX) is a Seoul-headquartered pure-play power semiconductor company designing MOSFETs, IGBTs, power ICs, and SiC devices for AI servers, automotive/EV, industrial/energy, and consumer electronics OEMs globally.

Ownership category

akta.pro rank

Product category

Power Semiconductors

NAICS

Semiconductor and Related Device Manufacturing (334413), Semiconductor and Other Electronic Component Manufacturing (3344), Semiconductor and Other Electronic Component Manufacturing (33441)

SIC

Semiconductors & Related Devices (3674), Electronic Components & Accessories (3670)

akta.pro primary industry

Analog & Mixed-Signal ICs (HDAHAAAD)

akta.pro secondary industries

Power Modules (IGBT/MOSFET/SiC/GaN Modules) (HDAHAHAH), Motor Control & Driver ICs (Gate Drivers/BLDC Drivers) (HDAHAIAH), Interface ICs (USB/HDMI/SerDes/Level Shifters) (HDAHAIAD)

Keywords

• Power semiconductors
• MOSFET transistors
• IGBT devices
• Power management ICs
• Analog mixed-signal

Headquarters

HQ city

Seoul

HQ country

South Korea

HQ region

Asia

Offices13 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Technology or R&D, Supply Chain, Operations, Personnel, Marketing or Sales

Revenue model

1. Standard Products (Discretes & Power ICs): Sale of proprietary power semiconductor devices including MOSFETs, IGBTs, and Power ICs. This is the primary and growing revenue driver. Products are sold directly and through distribution to computing, automotive, industrial, and consumer electronics OEMs.
2. Foundry Services: wafer fabrication services for external customers. This is a transitional, wind-down segment as the company focuses on its standard products business.
3. Mixed-Signal Solutions: Custom and standard mixed-signal semiconductor solutions for specialized applications.

Go-to-market motion3 records

Distribution channels3 records

Marketing channels5 records

Core offering

MagnaChip Semiconductor designs, manufactures, and supplies analog and mixed-signal semiconductor products, with a core focus on power semiconductors — including MOSFETs, IGBTs, and power management ICs — as well as display driver ICs for LED BLU and OLED panels. Its products are embedded in computing, consumer electronics, communications, automotive, and industrial applications.

Product overview

MagnaChip Semiconductor is a pure-play power semiconductor company offering a comprehensive portfolio of power management solutions. The product portfolio centers on MXT MOSFETs (low and medium voltage for mobile and computing), SJ MOSFETs (super junction for high-voltage applications including AI servers and EV charging), HV MOSFETs, Discrete IGBTs, and Power ICs (including LED drivers, OLED PMICs, and power conversion ICs). The company also provides SiC (Silicon Carbide) solutions and dedicated Automotive Solutions. All products are designed and manufactured at the company's facilities in South Korea, with global sales offices serving customers in Korea, China, Taiwan, USA, Japan, and Europe.

Differentiator

Problem solved

Functional benefit

Brands

• MXT MOSFETs: Power MOSFET product line featuring eXtreme Trench technology, available in various voltage ranges from 12V to 200V
• SJ MOSFETs
• HV MOSFETs
• Discrete IGBTs
• BatteryFET
• Power ICs

Products and services

• MXT MOSFETs MagnaChip's proprietary MXT MOSFET line, including BatteryFET variants, designed for high-current battery protection in computing and AI-server power-delivery applications.
• Super Junction (SJ) MOSFETs High-voltage Super Junction MOSFETs targeting high-efficiency AC-DC and DC-DC power conversion in server, telecom, and industrial applications.
• HV MOSFETs High-voltage discrete MOSFETs used in power conversion across communications, computing, consumer, and industrial end markets.
• Discrete IGBTs Discrete Insulated-Gate Bipolar Transistors (IGBTs) designed for high-current, high-voltage switching in automotive powertrain and industrial motor-drive applications.
• IGBT Chips for Standard Module Bare-die IGBT chips supplied for integration into standard IGBT power modules for automotive and industrial inverter applications.
• LED BLU Drivers Display driver ICs for LED backlight units in televisions, monitors, notebooks, and other LCD-display applications.
• OLED PMICs Power management ICs (PMICs) for OLED display panels used in smartphones, addressing both leading global and Chinese smartphone OEMs.
• Level Shifters Voltage-level translator ICs enabling interface between low-voltage processors and high-voltage panels or peripherals in display and embedded systems.
• AC-DC Converters AC-to-DC power conversion ICs used in adapters, chargers, and industrial power-supply applications.
• DC-DC Converters DC-to-DC power conversion ICs for point-of-load regulation, intermediate bus conversion, and other high-efficiency power-management functions.
• Automotive Solutions Automotive-grade semiconductor portfolio combining discrete IGBTs, SJ MOSFETs, and PMICs for EV powertrain, body electronics, and ADAS power systems, supplied to Tier-1 automotive suppliers.
• Silicon Carbide (SiC) Products Silicon-carbide (SiC) power semiconductor products targeting high-efficiency, high-temperature automotive and industrial power-conversion applications.

Quantifiable outcome

• Q1 2026 revenue of $46.2 million, up from $40.6 million in Q4 2025, indicating sequential growth momentum.
• +1 more outcomes

Named customers5 records

Segments4 records

Ideal customer profiles4 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Partnerships

Three partnerships are on record, tiered core.

• Hyundai MobiscoreStrategic or Co-development Partner · 22 April 2025Strategic partnership for IGBT technology targeting automotive power applications. MagnaChip develops and supplies advanced Field Stop Trench IGBTs to Hyundai Mobis for integration into automotive power modules. This is a core strategic partnership aligned with MagnaChip's automotive electrification growth strategy.
• Elmos SemiconductorcoreTechnology or Integration · 19 February 2025Elmos Semiconductor, a German automotive semiconductor company, partnered with MagnaChip for the supply of automotive semiconductors. The partnership involves technology collaboration and semiconductor supply for automotive applications.
• BournscoreChannel Partner/ Reseller/ DistributorBourns, a US-based manufacturer of electronic components including circuit protection devices, is both a customer and channel partner for MagnaChip. Bourns purchases high-speed circuit protection semiconductors from MagnaChip and distributes/incorporates them into its own product lines.

Scale indicators6 records

Recent moves8 records

Expansion highlights6 records

Direct peers

• Diodes Incorporated:
• Vishay Intertechnology: Manufacturer of discrete semiconductors (MOSFETs, diodes, rectifiers, optoelectronics) and passive components serving automotive, industrial, and computing markets; closely comparable as a power-discrete specialist with similar end-market exposure.

Broad incumbents

• ON Semiconductor (onsemi): Large analog/mixed-signal and power semiconductor company with significant MOSFET, IGBT, and SiC portfolios serving automotive, industrial, and computing — directly overlaps MagnaChip's standard products business across multiple end markets.
• Infineon Technologies: Global power semiconductor leader with industry-leading MOSFET, IGBT, and SiC franchises; competes head-to-head with MagnaChip in EV traction inverters, industrial drives, and server power applications.
• STMicroelectronics: Major European analog and power semiconductor supplier with broad MOSFET, IGBT, and SiC product lines targeting automotive, industrial, and consumer — overlapping MagnaChip's customer base and product categories.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/magnachip-semiconductor
• Facebookfacebook.com/146617745401241

Revenue estimate

Valuation estimate

Number of profiles

Profiles3 records

Subsidiaries1 record

Funding overview

Funding rounds2 records

Investors1 record

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A2 records

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about MagnaChip Semiconductor