Automotive-grade diodes Market Latest Analysis, Demand Trends, Growth Forecast

Automotive-grade diodes Market demand rises alongside EV power electronics content growth in China, Europe, and North America

Automotive-grade diodes demand continued to expand through 2025 and into 2026 as vehicle electrical architectures moved toward higher voltage systems, larger semiconductor content per vehicle, and stricter functional safety requirements. The Automotive-grade diodes Market is estimated at nearly USD 3.9 billion in 2026, supported by rising deployment of electric drivetrains, onboard chargers, DC-DC converters, battery management systems, LED lighting modules, radar units, and transient voltage protection circuits. Battery electric vehicles now consume substantially higher diode content than internal combustion vehicles because EV platforms require extensive rectification, voltage clamping, reverse polarity protection, and high-frequency switching functions across power electronics subsystems.

Demand intensity has shifted noticeably toward high-voltage automotive applications. In 2026, 800 V EV platforms are projected to account for more than 21% of global battery electric vehicle production, compared with less than 9% three years earlier. This transition is increasing adoption of silicon carbide Schottky diodes and fast-recovery diodes capable of operating at elevated junction temperatures and switching frequencies. Automotive-grade diode suppliers are also seeing larger order volumes from ADAS and zonal architecture deployments, where transient voltage suppression and signal protection requirements continue to rise as semiconductor density inside vehicles increases.

China remains the single largest consuming geography for automotive-grade diodes, supported by EV manufacturing concentration, domestic semiconductor substitution policies, and expansion of vehicle electronics integration. Europe and North America continue to account for a major portion of high-value demand because premium EV and ADAS-intensive vehicle platforms contain significantly higher semiconductor content per unit.

China accounts for the largest share of Automotive-grade diodes Market demand through EV production scale and domestic semiconductor localization

China represents the dominant demand center for automotive-grade diodes in 2026, supported by the country’s position as the world’s largest EV producer and automotive electronics manufacturing hub. The China Association of Automobile Manufacturers indicated that new energy vehicle output crossed 13 million units during 2025, with additional production expansion continuing into 2026. Higher EV penetration directly increases diode consumption because electric vehicles use larger numbers of power semiconductors across inverter systems, onboard chargers, battery thermal management, infotainment electronics, and auxiliary power modules.

In March 2025, BYD announced expansion of multiple EV manufacturing projects across Zhengzhou, Xi’an, and Changzhou, collectively adding production capacity exceeding 1.5 million vehicles annually. Such capacity additions have direct implications for automotive-grade rectifier diodes, TVS diodes, and SiC protection devices used in charging and power conversion systems. BYD’s transition toward higher-voltage charging platforms also accelerated procurement of high-efficiency diode components from domestic semiconductor suppliers.

China’s policy emphasis on semiconductor localization further strengthened regional demand for automotive-qualified discrete devices. In May 2024, China’s third phase of the National Integrated Circuit Industry Investment Fund exceeded USD 47 billion equivalent, targeting automotive semiconductors, wide-bandgap devices, and power electronics manufacturing. Automotive-grade diode producers benefited because domestic OEMs increasingly prioritized local sourcing amid supply-chain diversification efforts.

Chinese demand is not limited to passenger EVs. Commercial electric buses, electric logistics vans, and heavy-duty electric trucks are increasing deployment of high-current diode modules. Fast-charging infrastructure growth is also reinforcing demand indirectly. State Grid Corporation of China continued large-scale charging infrastructure expansion during 2025, supporting higher deployment of high-voltage onboard charging systems that integrate automotive-grade fast-recovery and Schottky diodes.

Domestic suppliers including CR Micro, Yangjie Technology, and StarPower Semiconductor expanded automotive-qualified product portfolios during 2024–2026, reflecting sustained local procurement momentum from Chinese OEMs.

Europe’s Automotive-grade diodes Market supported by 800 V vehicle platforms and stricter safety electronics integration

European demand growth remains closely linked to premium EV production, electrified powertrain regulations, and ADAS adoption rates. Germany continues to represent the region’s largest consumption center due to concentration of automotive electronics engineering and premium vehicle manufacturing.

In February 2025, Volkswagen Group confirmed additional investments exceeding EUR 180 billion toward electrification, software-defined vehicles, and battery manufacturing programs. These investments continue increasing semiconductor content per vehicle platform, particularly for high-efficiency power electronics requiring automotive-qualified diode protection systems.

Germany’s transition toward 800 V EV architectures has become a major driver for silicon carbide diode deployment. Porsche, Audi, Mercedes-Benz, and BMW increasingly use high-voltage charging systems to reduce charging times and improve drivetrain efficiency. SiC Schottky diodes are gaining share in onboard chargers because they deliver lower switching losses and improved thermal performance compared with conventional silicon alternatives.

France and Italy also contribute meaningful demand because of strong automotive electronics integration across hybrid vehicle platforms. STMicroelectronics expanded silicon carbide manufacturing investments in Italy and France during 2024 and 2025, partly targeting automotive power electronics applications. These investments strengthened regional availability of automotive-qualified discrete components, including power diodes for traction inverter and charging applications.

European Union safety mandates are another important factor. Wider adoption of automated emergency braking, lane assistance systems, driver monitoring modules, and radar integration is increasing demand for TVS diodes and signal protection components. Modern ADAS platforms contain multiple sensor nodes and communication interfaces that require robust transient protection because automotive environments expose electronics to voltage spikes, electrostatic discharge, and thermal cycling.

At the same time, Europe’s overall vehicle production recovery remains uneven. Weak consumer demand in parts of Western Europe and elevated EV production costs have limited growth rates for some mainstream vehicle segments. As a result, diode demand growth in Europe is increasingly concentrated in premium EVs, commercial electrification programs, and export-oriented manufacturing rather than broad-based passenger car expansion.

North American automotive electronics investments increase consumption of high-reliability diode components

North America remains a major revenue contributor to the Automotive-grade diodes Market because vehicle platforms produced in the United States and Mexico incorporate high semiconductor content, especially in pickups, SUVs, EVs, and autonomous driving systems.

In April 2025, Tesla expanded production activity associated with next-generation vehicle platforms and energy-efficient powertrain electronics at Gigafactory Texas. The company’s continued emphasis on higher efficiency power conversion systems increased procurement requirements for automotive-qualified silicon carbide devices and fast-switching diodes used in onboard charging assemblies.

General Motors and Ford also accelerated localization of EV supply chains. During 2024–2025, multiple battery and EV assembly investments across Michigan, Tennessee, Kentucky, and Ontario supported broader automotive electronics procurement activity. High-current rectifier diodes and TVS diodes are seeing stronger integration rates within battery disconnect units, charging systems, and zonal control modules.

Mexico continues strengthening its role in regional automotive electronics assembly. Automotive wire harnesses, electronic control units, infotainment modules, and power electronics systems assembled in northern Mexico increasingly integrate automotive-grade protection diodes sourced from suppliers operating across the U.S.-Mexico semiconductor corridor. This trend intensified after several OEMs diversified sourcing away from single-country supply structures.

Demand in North America is also influenced by charging infrastructure deployment. In January 2025, the U.S. Department of Transportation and Department of Energy expanded federal EV corridor funding allocations tied to fast-charging infrastructure deployment. Larger DC fast-charging networks indirectly support demand for onboard charging electronics and associated automotive-grade diode components optimized for high-voltage operation.

Japan and South Korea maintain strong demand through automotive semiconductor integration and advanced vehicle electronics exports

Japan continues to represent a high-value demand center because domestic automakers prioritize reliability-focused semiconductor integration. Toyota, Honda, Nissan, and Subaru maintain extensive hybrid vehicle production, which requires significant use of rectifier and fast-recovery diodes within power management systems.

Japanese suppliers also remain influential in automotive power semiconductor technology. Rohm Semiconductor expanded silicon carbide manufacturing capacity during 2025 to address increasing automotive demand for high-efficiency power conversion devices. Demand from Japanese OEMs remains particularly strong for components capable of maintaining long operational lifecycles under high thermal stress conditions.

South Korea’s Automotive-grade diodes Market demand is closely associated with Hyundai Motor Group’s EV expansion and the country’s growing automotive electronics export ecosystem. Hyundai and Kia increased production of E-GMP platform vehicles during 2024–2026, reinforcing procurement demand for high-voltage automotive semiconductor devices.

Samsung Electronics and Hyundai Mobis also expanded automotive electronics activities tied to ADAS, digital cockpit systems, and vehicle connectivity modules. These applications are increasing deployment of transient voltage suppression diodes because advanced vehicle electronics architectures contain larger numbers of sensitive semiconductor interfaces requiring circuit protection.

Southeast Asia and India are emerging demand centers rather than dominant consumption markets, but growth rates remain comparatively high. India’s automotive electronics demand is accelerating due to rising EV adoption, localization incentives, and two-wheeler electrification. In September 2025, Tata Motors and several component manufacturers expanded EV-related investments tied to local production ecosystems. Automotive-grade diode consumption in India is particularly strong in low-voltage protection circuits, battery management systems, and onboard charging modules for electric two-wheelers and compact passenger EVs.

Automotive-grade diodes Market technology evolution increasingly linked to 800 V systems, zonal electronics, and silicon carbide adoption

Technology shifts have become central to the Automotive-grade diodes Market because vehicle electrical systems are changing faster than conventional automotive semiconductor qualification cycles. Diodes used in internal combustion vehicles were historically concentrated in alternators, lighting systems, and basic electronic control units. By 2026, diode deployment patterns are increasingly determined by EV power architectures, high-frequency switching requirements, autonomous driving electronics, and thermal efficiency targets.

One of the clearest transitions involves migration from traditional silicon rectifier devices toward silicon carbide (SiC) Schottky diodes in high-voltage automotive applications. EV manufacturers are under pressure to reduce charging time, minimize switching losses, and improve drivetrain efficiency, particularly in premium and commercial electric vehicles. Silicon carbide devices operate at higher temperatures and switching frequencies while reducing energy dissipation. This becomes increasingly important in 800 V charging systems, where thermal management and conversion efficiency directly affect charging performance and battery reliability.

In 2025, Hyundai Motor Group expanded deployment of E-GMP 800 V architectures across multiple EV platforms, increasing integration of SiC-based power electronics. Similar transitions were observed in Porsche, XPeng, Li Auto, and Lucid vehicle platforms. Higher voltage systems increase demand for automotive-grade fast recovery diodes and high-efficiency rectification components inside onboard chargers and DC-DC converters.

The technology shift is measurable at wafer manufacturing level as well. Wolfspeed increased automotive-focused silicon carbide wafer output during 2025 following expansion activities at the Mohawk Valley fabrication facility in New York. At the same time, Rohm Semiconductor and STMicroelectronics accelerated SiC capacity expansion in Japan and Europe to support automotive power electronics demand. These investments indicate that automotive diode evolution is no longer incremental; it is now closely tied to wide-bandgap semiconductor manufacturing strategies.

Automotive-grade diodes demand moving toward high-temperature and high-frequency operating environments

Thermal tolerance has become a decisive specification in automotive diode procurement. EV traction systems generate significantly higher thermal stress than legacy vehicle electrical architectures. As a result, automotive-qualified diodes increasingly require junction temperature ratings above 175°C, improved avalanche capability, and stronger electromagnetic compatibility performance.

This trend is especially visible in onboard charging modules. Fast-charging systems operating above 150 kW require efficient current handling with minimal switching loss. Automotive OEMs are therefore replacing portions of conventional PN junction diode usage with Schottky and SiC configurations capable of supporting high-frequency switching operations.

ADAS deployment is also reshaping diode specifications. Radar sensors, LiDAR interfaces, high-speed Ethernet modules, and zonal controllers require robust transient voltage suppression because voltage spikes and electrostatic discharge events can damage sensitive electronic components. TVS diode integration per vehicle is increasing as more distributed electronics enter automotive architectures.

In January 2026, Bosch expanded production of next-generation radar systems for European and Chinese OEM programs. These radar platforms require multiple transient protection circuits and low-capacitance diode configurations to maintain signal integrity. Automotive electronics suppliers are consequently prioritizing low-leakage and fast-clamping diode technologies optimized for communication interfaces rather than only power conversion applications.

The Automotive-grade diodes Market is also seeing packaging evolution. Surface-mount packages with improved heat dissipation characteristics are replacing older through-hole designs in many vehicle systems. Compact packaging matters because modern EV platforms face tighter space constraints due to battery integration and increased semiconductor density.

Vehicle software architecture changes are increasing protection diode content per vehicle

The rise of software-defined vehicles has increased semiconductor concentration inside centralized computing architectures. Zonal vehicle platforms consolidate multiple electronic functions into fewer but more powerful processing domains. This increases the importance of voltage protection and signal integrity throughout the vehicle network.

Automotive Ethernet deployment is one example. Vehicles equipped with Level 2 and Level 3 driver assistance systems require high-speed communication links between cameras, sensors, and centralized processors. These communication channels depend heavily on transient protection diodes capable of maintaining data integrity during voltage fluctuations.

Mercedes-Benz, General Motors, and NIO expanded software-centric vehicle programs during 2024–2026, leading Tier-1 suppliers to redesign protection circuits for larger centralized computing modules. Instead of a gradual increase in diode count, many new architectures are witnessing a redistribution of diode usage toward high-value protection and power-management applications.

Hybrid vehicles are also contributing to diode technology diversification. Unlike battery electric vehicles, hybrids contain both combustion-related electronics and electrified power systems. This increases the variety of automotive-grade diode types used within a single vehicle platform, including rectifier diodes, Zener diodes, TVS diodes, and bridge rectifiers.

Production leadership concentrated in East Asia, Europe, and the United States semiconductor corridor

Manufacturing of automotive-grade diodes remains highly concentrated among countries with advanced semiconductor fabrication ecosystems, automotive electronics integration capability, and strong automotive OEM networks.

China has emerged as the largest production base by volume. Domestic companies including Yangjie Technology, CR Micro, StarPower Semiconductor, and China Resources Microelectronics expanded automotive semiconductor output during 2024–2026. China’s automotive semiconductor strategy increasingly prioritizes localized supply chains because domestic OEMs want to reduce dependence on imported discrete devices and power semiconductors.

The Ministry of Industry and Information Technology in China continued supporting automotive semiconductor investments tied to EV supply chains, especially in Jiangsu, Guangdong, and Anhui provinces. Several new fabs and packaging facilities added automotive-qualified production lines focused on power discrete components.

Japan remains one of the most influential producers of high-reliability automotive-grade diodes despite lower manufacturing volumes compared with China. Japanese companies dominate several premium automotive power semiconductor categories due to long-standing expertise in quality control and thermal reliability.

Rohm Semiconductor strengthened silicon carbide manufacturing capacity in Miyazaki and Fukuoka during 2025, while Toshiba Electronic Devices expanded automotive discrete production linked to EV powertrain demand. Japan’s role is especially important in high-performance and long-lifecycle applications where automotive OEM qualification standards remain extremely strict.

South Korea continues increasing production relevance through vertically integrated automotive electronics ecosystems. Samsung Electronics, LX Semicon, and Hyundai Mobis expanded automotive semiconductor development activities during 2025, particularly for EV and ADAS applications. South Korea’s strength lies in integration between automotive electronics manufacturing and advanced semiconductor packaging technologies.

Europe maintains a strong position in high-value automotive semiconductor production. Germany, France, and Italy are central to the region’s automotive-grade diode manufacturing ecosystem.

Infineon Technologies increased silicon carbide module and power semiconductor investments in Kulim, Malaysia and Dresden, Germany to support automotive electrification programs. STMicroelectronics expanded SiC substrate and device manufacturing in Italy and France, supplying European and global EV manufacturers. Europe’s production focus is increasingly centered on high-efficiency automotive power electronics rather than commodity discrete devices.

The United States remains strategically important because of wide-bandgap semiconductor leadership and automotive power electronics innovation. Wolfspeed, onsemi, and Vishay Intertechnology continued expanding automotive semiconductor manufacturing capacity between 2024 and 2026. Federal semiconductor incentives under the CHIPS and Science Act accelerated investments tied to automotive and industrial semiconductor supply resilience.

Segmentation highlights across Automotive-grade diodes applications and technologies

• Silicon carbide Schottky diodes represent the fastest-growing technology category due to rising adoption of 800 V EV architectures and high-power charging systems.
• TVS diodes account for increasing unit volumes because ADAS, radar modules, and automotive Ethernet networks require enhanced transient protection.
• Passenger electric vehicles remain the largest application segment by value contribution owing to higher semiconductor content per vehicle compared with combustion platforms.
• Hybrid electric vehicles continue generating stable demand for multiple diode types because they combine electrified and conventional powertrain electronics.
• Asia-Pacific contributes the highest production volume, while Europe and North America account for higher average selling prices due to premium EV platforms.
• Surface-mount automotive-grade diodes are gaining share over through-hole packages because compact EV architectures require smaller thermal-efficient semiconductor footprints.

Demand trend reflects rising semiconductor intensity per vehicle rather than only higher vehicle output

Automotive-grade diode demand growth in 2026 is increasingly tied to semiconductor intensity per vehicle instead of total automotive production alone. Global light vehicle production growth remains moderate, but semiconductor content per EV continues climbing due to charging electronics, sensor integration, digital cockpit systems, and power conversion requirements.

This distinction matters because even periods of slower vehicle demand are not necessarily reducing automotive-grade diode consumption uniformly. Premium EVs, software-defined vehicles, and ADAS-equipped platforms continue increasing the value and complexity of diode integration. Vehicles with Level 2+ driver assistance systems now require substantially higher protection-device density than entry-level platforms produced only five years earlier.

Automotive-grade diodes Market share remains concentrated among established automotive semiconductor suppliers

The Automotive-grade diodes Market is controlled largely by companies with established automotive semiconductor qualification capabilities, long-term supply contracts with OEMs, and manufacturing expertise in power discrete devices. Automotive applications impose stricter reliability requirements than consumer electronics, including resistance to thermal cycling, vibration, humidity, and voltage transients. As a result, market share is concentrated among manufacturers capable of meeting AEC-Q101 qualification standards and maintaining long product lifecycles.

Infineon Technologies, STMicroelectronics, onsemi, Rohm Semiconductor, Vishay Intertechnology, Toshiba Electronic Devices & Storage, Nexperia, Littelfuse, and Diodes Incorporated collectively account for a major portion of global automotive diode revenue. Their dominance is particularly strong in EV power electronics, onboard charging systems, transient protection circuits, and ADAS-related electronics.

Competition has intensified since 2024 as automotive OEMs increased local sourcing strategies and attempted to diversify semiconductor procurement following earlier supply chain disruptions. Even so, automotive diode procurement remains highly dependent on supplier reliability records and qualification history rather than purely on pricing.

Infineon Technologies maintains strong positioning in EV power electronics

Infineon Technologies continues to hold a leading position in automotive power semiconductors due to its strength in high-voltage automotive applications. The company’s CoolSiC Schottky diode portfolio has gained wider deployment in electric vehicle onboard chargers, traction inverter systems, and DC-DC converters.

Infineon also supplies automotive rectifier diodes and protection devices used across vehicle lighting systems, battery management units, and charging architectures. European premium EV manufacturers remain among its strongest customers because high-efficiency 800 V platforms increasingly require silicon carbide-based power devices.

The company expanded silicon carbide manufacturing capacity in Malaysia and Germany between 2024 and 2026 to support growing automotive demand. These investments were closely tied to rising EV production volumes in Europe and China.

Infineon’s market share advantage comes partly from its ability to supply complete automotive power semiconductor ecosystems rather than individual components alone. OEMs increasingly prefer suppliers capable of integrating power modules, gate drivers, rectifiers, and protection devices into unified architectures.

STMicroelectronics benefits from silicon carbide expansion and European EV production

STMicroelectronics has strengthened its Automotive-grade diodes Market presence through aggressive expansion in automotive silicon carbide technologies. The company’s STPOWER automotive portfolio includes Schottky diodes, ultrafast rectifiers, and automotive-qualified protection devices designed for electrified vehicle systems.

Its silicon carbide strategy has become increasingly important as European and Chinese EV manufacturers transition toward high-voltage charging platforms. STMicroelectronics expanded manufacturing activities in Italy and France during 2024 and 2025 to support automotive SiC demand growth.

The company maintains strong exposure to European automotive production ecosystems, particularly among manufacturers integrating advanced powertrain electronics and high-efficiency charging systems. Automotive diode demand linked to battery electric vehicles remains a major growth contributor for STMicroelectronics.

Another advantage comes from the company’s broad automotive electronics footprint. In addition to diodes, STMicroelectronics supplies microcontrollers, power management ICs, and sensor-related technologies, enabling stronger integration across EV platforms and ADAS systems.

onsemi expanding automotive diode business through EliteSiC ecosystem

onsemi has increased its automotive semiconductor market share through focus on electrification and intelligent power technologies. The company’s EliteSiC product family is increasingly used in EV power conversion systems where efficiency and thermal performance are critical.

Automotive applications for onsemi diodes include onboard chargers, traction inverter circuits, battery disconnect systems, and vehicle power management modules. The company has steadily shifted business emphasis toward automotive and industrial sectors, reducing dependence on lower-margin consumer semiconductor categories.

Production expansion in the United States and additional automotive-focused investments supported onsemi’s growth trajectory through 2025 and 2026. North American EV manufacturing programs, especially for pickups and large electric SUVs, continue contributing to diode demand growth for the company.

onsemi also benefits from increasing adoption of ADAS and autonomous driving systems. These applications require transient voltage suppression and power regulation devices capable of supporting high-density automotive electronics architectures.

Rohm Semiconductor and Toshiba maintain strong Japanese automotive relationships

Rohm Semiconductor remains highly competitive in automotive-grade silicon carbide and fast recovery diode technologies. Japanese automakers continue prioritizing long-term reliability and thermal performance, areas where Rohm maintains strong engineering credibility.

The company supplies SiC Schottky barrier diodes and automotive rectifiers used in hybrid and battery electric vehicle platforms. Demand from Japanese and South Korean automakers strengthened between 2024 and 2026 as EV production volumes expanded and high-voltage architectures became more common.

Rohm also increased production capacity in Japan to support automotive electrification demand. The company’s focus on high-efficiency power conversion technologies positions it strongly in premium EV applications where energy efficiency directly affects vehicle range and charging performance.

Toshiba Electronic Devices & Storage remains influential in automotive discrete semiconductors through its automotive rectifier and protection diode portfolio. The company maintains strong relationships with Japanese OEMs and Tier-1 automotive electronics suppliers.

Toshiba products are widely integrated into powertrain control systems, LED lighting modules, infotainment electronics, and battery-related applications. Hybrid vehicle production continues supporting stable demand for Toshiba automotive discrete devices because hybrids use both conventional and electrified electronic systems simultaneously.

Vishay, Nexperia, and Littelfuse gaining traction in protection-device categories

Vishay Intertechnology continues holding a meaningful share in automotive transient voltage suppression and rectifier categories. Its automotive-grade products are commonly used in power distribution units, infotainment systems, body electronics, and lighting applications.

The company benefits from broad manufacturing diversification across multiple regions, helping automotive customers reduce supply-chain concentration risk. Vishay’s portfolio breadth also allows it to address both low-voltage protection requirements and higher-current automotive power applications.

Nexperia has expanded strongly in automotive protection semiconductors, especially for automotive Ethernet, communication interfaces, and ADAS electronics. Modern vehicles require substantially larger numbers of protection devices due to increasing semiconductor density and high-speed data communication requirements.

The company introduced several automotive ESD and transient protection diode solutions during 2024 and 2025 aimed at in-vehicle networking systems and camera-based driver assistance platforms.

Littelfuse continues strengthening its automotive protection semiconductor business through TVS diode and circuit protection product lines. Growth in EV battery systems and zonal vehicle architectures increased demand for fast-response protection devices capable of handling voltage spikes and electrical faults.

Chinese suppliers increasing domestic Automotive-grade diodes Market share

Chinese manufacturers are expanding their role in the Automotive-grade diodes Market as domestic EV production continues scaling rapidly. Companies including Yangjie Technology, CR Micro, and StarPower Semiconductor increased automotive-qualified production capacity between 2024 and 2026.

Domestic sourcing momentum accelerated because Chinese OEMs increasingly prioritize local semiconductor ecosystems to reduce external supply dependency. This trend became especially visible in lower-voltage EV systems, electric two-wheelers, and cost-sensitive vehicle categories.

However, premium EV platforms and export-oriented vehicle programs still rely heavily on global semiconductor leaders for advanced silicon carbide and high-performance automotive power devices. Chinese suppliers continue improving quality and automotive qualification capability, but competition in premium high-voltage segments remains intense.

Recent developments and industry timeline

• February 2024: Infineon Technologies accelerated expansion of silicon carbide production facilities supporting automotive EV demand.
• May 2024: STMicroelectronics increased automotive silicon carbide manufacturing investments in Europe linked to high-voltage EV power systems.
• October 2024: onsemi expanded EliteSiC production alignment for EV powertrain and charging applications.
• April 2025: Nexperia introduced automotive-focused ESD protection diode solutions for high-speed in-vehicle communication systems.
• June 2025: Rohm Semiconductor expanded silicon carbide production capacity in Japan for automotive electrification programs.
• Late 2025: Multiple Chinese automotive semiconductor suppliers expanded automotive-qualified discrete device production targeting domestic EV manufacturers.
• January 2026: Automotive semiconductor localization investments in North America and Europe continued supporting supply-chain resilience for automotive power semiconductors and protection devices.