Manufacturer Introduction: International Rectifier Corp (Infineon) Manufacturer

Manufacturer Introduction: International Rectifier Corp (Infineon) Manufacturer

International Rectifier Corp (IR) has long been a trailblazer in the power management technology sector, providing cutting-edge solutions that drive performance and efficiency across various industries, including computers, automobiles, and consumer electronics. In 2015, IR merged with Infineon Technologies, creating a powerhouse in the semiconductor industry. This strategic merger enhanced customer support expanded the product portfolio, and led to more advanced technological solutions.

This article delves into IR’s rich history, diverse product offerings, global presence, financial performance, and the significant impact of its merger with Infineon Technologies, showcasing how this combination continues to push the boundaries of innovation and efficiency in power management technology.

Company Background

Founded in 1947, International Rectifier Corp (IR) began its journey as a pioneer in the semiconductor industry. Headquartered in El Segundo, CA, IR quickly established itself as a leader in power management technology. Over the decades, the company achieved numerous milestones, including the development of the first silicon-based power semiconductor in the 1950s and the introduction of the HEXFET® power MOSFET in the 1970s, which revolutionized the efficiency and performance of power electronic systems.

Throughout the years, IR continued to innovate, launching advanced products such as IGBTs, intelligent power modules, and digital power management ICs, solidifying its position as a key player in the industry. The company’s relentless focus on research and development enabled it to push the boundaries of power management technology, serving a wide range of sectors from consumer electronics to defence systems.

In 2015, IR was acquired by Infineon Technologies, a strategic move that combined the strengths of both companies. The merger aimed to enhance customer support, broaden the product portfolio, and accelerate technological advancements. By integrating IR’s expertise in low-power, energy-efficient solutions with Infineon’s extensive resources and market reach, the acquisition created a formidable force in the semiconductor industry, poised to deliver superior solutions and drive the future of power management technology.

Product Portfolio

International Rectifier Corp (IR) offers a diverse range of products that cater to various sectors, emphasizing power management and efficiency. Their extensive product lines include relays, LEDs, integrated circuits (ICs), and insulated gate bipolar transistors (IGBTs). Central to IR’s offerings are power chips and subsystems, which form the backbone of their technological advancements.

IR’s innovation in power chips is highlighted by their HEXFET® power MOSFETs, which have set industry standards for efficiency and performance. These components are critical in reducing power loss and enhancing the performance of electronic devices. The company’s intelligent power modules (IPMs) integrate power devices with control logic, offering superior performance and reliability in compact packages. IR’s digital power management ICs provide precise control over power delivery, making them essential for modern electronics that demand high efficiency and reliability.

The impact of IR’s products is profound across various sectors. In the computer industry, their power management solutions enable faster, more efficient processing with reduced energy consumption. In the automotive sector, IR’s components contribute to the development of more efficient and reliable electric and hybrid vehicles. Consumer electronics benefit from IR’s innovations through longer battery life and enhanced device performance. Defence systems also rely on IR’s advanced technologies for robust and reliable power management.

Through continuous innovation and a strong focus on power management, IR has established itself as a leader in the semiconductor industry, driving advancements that benefit multiple sectors globally.

Global Presence and Operations

International Rectifier Corp (IR) boasts a robust global presence, with operations spanning over 20 countries. This extensive geographic reach enables IR to serve a diverse customer base across various regions effectively. The company’s commitment to quality and excellence is underscored by its ISO-9001:2008 certified wafer fabrication and assembly facilities, which ensure high standards in production and product reliability.

Key locations of IR’s facilities include Santa Clara, CA; Newport, Wales; Leominster, MA; Temecula, CA; El Segundo, CA; Mesa, AZ; and Tijuana, Mexico. These strategic sites are integral to IR’s global operations, providing advanced manufacturing capabilities and supporting the company’s innovation and development efforts. Each facility plays a crucial role in maintaining IR’s reputation for delivering high-quality power management solutions.

By leveraging its widespread operations and certified facilities, IR is able to meet the demands of its global customers, ensuring timely delivery and exceptional service across all markets. This international footprint solidifies IR’s position as a leading player in the power management technology sector, capable of addressing the needs of various industries worldwide.

Financial and Market Position

International Rectifier Corp (IR) has demonstrated strong financial performance, with revenues exceeding $1 billion. This impressive financial standing is supported by a dedicated workforce of approximately 5,400 employees who drive the company’s innovative and high-quality product development. IR’s market presence is solidified by its listing on the New York Stock Exchange (NYSE) under the symbol “IRF”, reflecting investor confidence and market stability. Key competitors in the semiconductor industry include Cypress Semiconductor, Atmel, and Altera Semiconductor, which highlight the competitive landscape in which IR operates. Despite this competition, IR has maintained a leadership position through continuous innovation and a robust product portfolio.

Merger with Infineon Technologies

In 2015, International Rectifier Corp merged with Infineon Technologies, a strategic move that significantly enhanced the capabilities of both companies. The merger was driven by the goal of combining IR’s expertise in low-power, energy-efficient solutions with Infineon’s extensive resources and market reach. This powerful combination has led to enhanced customer support, an expanded product portfolio, and the development of more advanced technological solutions.

For customers, the merger means better support and a wider range of products, including improved power management technologies and innovative semiconductor solutions. The merger has also strengthened Infineon’s presence in the U.S. market, particularly in the rapidly growing sectors of connected devices and smart technologies. Additionally, the integration has enabled Infineon to leverage IR’s technological advancements, such as Gallium Nitride on Silicon (GaN) based power semiconductors, to accelerate their compound semiconductor roadmap.

The combined strengths of IR and Infineon have positioned the merged entity as a leader in the semiconductor industry, offering unparalleled products and services to a global customer base. This strategic merger not only boosts their market position but also drives innovation and efficiency in power management technology.

Technological Innovations and Future Prospects

International Rectifier’s merger with Infineon Technologies has significantly contributed to advancing Infineon’s technology and innovation capabilities. A key area of focus is the development of Gallium Nitride on Silicon (GaN) based power semiconductors, which offer superior performance and efficiency compared to traditional silicon-based devices. This technology is critical for applications requiring high power density and efficiency, such as electric vehicles and renewable energy systems.

Looking ahead, the combined entity plans to continue pushing the boundaries of power management technology through ongoing research and development. Their strategic roadmap includes the integration of silicon-carbide (SiC) and GaN-based technologies aimed at delivering cutting-edge solutions for energy efficiency, mobility, and security.

The expected benefits for customers include access to more advanced, reliable, and energy-efficient power management solutions. This will enable various industries to enhance their product offerings, improve performance, and reduce energy consumption, ultimately driving the future of technology and innovation in the semiconductor industry.


International Rectifier Corp (IR) has left an indelible mark on the power management technology sector through decades of innovation and excellence. The strategic merger with Infineon Technologies has further elevated its capabilities, providing enhanced support, an expanded product portfolio, and cutting-edge solutions. Explore the advanced offerings of IR and Infineon to stay at the forefront of technology. With over 20 years of experience, RANTLE, as an independent electronic components distributor, is committed to helping you find the right components based on your part numbers, navigating the evolving global electronics industry with expertise and dedication.

Last Updated on June 4, 2024 by Kevin Chen

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