Automotive DC-DC Converters Market Report 2026

The automotive dc-dc converters market size has grown exponentially in recent years. It will grow from $1.18 billion in 2025 to $1.51 billion in 2026 at a compound annual growth rate (CAGR) of 28.4%. The growth in the historic period can be attributed to rising use of conventional voltage regulators, reliance on standard DC converters, growth of BEV adoption, expansion in hybrid vehicle systems, development of automotive power electronics.

The automotive dc-dc converters market size is expected to see exponential growth in the next few years. It will grow to $3.82 billion in 2030 at a compound annual growth rate (CAGR) of 26%. The growth in the forecast period can be attributed to increasing adoption of high-voltage BEVs, integration with next-generation battery technologies, deployment of AI-based power optimization, expansion in commercial vehicle electrification, development of compact and efficient converters. Major trends in the forecast period include integration of dc-dc converters in bevs, adoption of high-efficiency conversion technologies, deployment of thermal management systems, development of modular dc-dc architectures, integration with battery management systems.

The rising vehicle production is anticipated to drive the growth of the automotive DC-DC converter market in the coming years. Vehicle production encompasses the manufacturing, assembling, and construction of various types of vehicles, including automobiles, trucks, buses, motorcycles, and other motorized vehicles. Vehicles utilize automotive DC-DC converters to effectively regulate and convert electrical voltage, ensuring compatibility among different systems and components while optimizing power management for enhanced energy efficiency. For instance, in June 2024, according to the National Centre for Social Research, a UK-based independent social research institute, car sales in the UK recorded a strong recovery in 2023, with new car registrations increasing by 17.9% compared to 2022. Thus, the increase in vehicle production is propelling the growth of the automotive DC-DC converter market.

Major companies operating in the automotive DC-DC converter market are emphasizing the development of innovative solutions such as dual-voltage architecture to improve energy efficiency and support both 12V and 48V electrical systems in modern vehicles. Dual-voltage architecture refers to an electrical system configuration that functions with two voltage levels, commonly 12V and 48V, to effectively power both traditional and high-demand electronic components in vehicles. For instance, in May 2024, Eaton, a US-based intelligent power management company, launched a 48-volt DC-DC converter built to withstand high temperatures, shock, and vibration, and equipped with natural convection cooling, high efficiency, and CAN bus integration for smooth communication with vehicle electronics. The solution meets the rising demand from manufacturers implementing dual-voltage architectures, reducing weight and space requirements while ensuring reliable performance across modern commercial and off-highway vehicles.

In January 2023, Micross Components, a US-based provider specializing in high-reliability microelectronic components and services, completed the acquisition of the high-reliability (HiRel) DC-DC converter business from Infineon Technologies AG. The financial details of the acquisition remain undisclosed. This strategic move is poised to enhance Micross Components' capabilities in HiRel DC-DC converter power management solutions. Infineon Technologies AG, a Germany-based semiconductor company, previously operated in the HiRel DC-DC converter business, complementing its portfolio with hybrid and custom board-based power products.

Major companies operating in the automotive dc-dc converters market are Continental AG, BorgWarner Inc, Denso Corporation, Valeo, Robert Bosch GmbH, Vicor Corporation, TDK-Lambda Corporation, Delta Electronics, HELLA GmbH & Co. KGaA, Panasonic Corporation, Infineon Technologies, LG Innotek Co. Ltd., Texas Instruments Incorporated, ZF Friedrichshafen AG, SynQor Inc., Murata Manufacturing Co. Ltd., Shindengen Electric Manufacturing Co. Ltd., Delta-Q Corporation, VPT Power Inc., STMicroelectronics N.V., ON Semiconductor Corporation, Renesas Electronics Corporation, CUI Inc., Bel Fuse Inc., Eaton Corporation, Cosel Co. Ltd., Traco Electronic AG, XP Power.

Note that the outlook for this market is being affected by rapid changes in trade relations and tariffs globally. The report will be updated prior to delivery to reflect the latest status, including revised forecasts and quantified impact analysis. The report’s Recommendations and Conclusions sections will be updated to give strategies for entities dealing with the fast-moving international environment.

Tariffs are influencing the automotive DC-DC converter market by raising costs for imported semiconductor components, power modules, and advanced converter systems. BEVs, FCEVs, and PHEVs in regions like Asia-Pacific, Europe, and North America are most affected due to reliance on imported high-performance electronics. However, tariffs are encouraging local manufacturing, domestic semiconductor production, and regional sourcing strategies, driving innovation and supply chain resilience in the market.

The automotive DC-DC converter market research report is one of a series of new reports that provides automotive DC-DC converter market statistics, including automotive DC-DC converter industry global market size, regional shares, competitors with a automotive DC-DC converter market share, detailed automotive DC-DC converter market segments, market trends and opportunities, and any further data you may need to thrive in the automotive DC-DC converter industry. This automotive DC-DC converter market research report delivers a complete perspective of everything you need, with an in-depth analysis of the current and future scenario of the industry.

Automotive DC-DC converters are electronic devices that transform direct current (DC) voltage from one level to another within vehicles. They play a crucial role in efficiently supplying power to various automotive systems, such as electric motors, infotainment systems, and battery management systems.

There are two main types of automotive DC-DC converters such as isolated and non-isolated. Isolated converters eliminate the DC path between input and output, while non-isolated converters maintain a direct connection between input and output. Various propulsion types, such as battery electric vehicles (BEV), fuel cell electric vehicles (FCEV), and plug-in hybrid vehicles (PHEV), utilize these converters. Input voltage ranges from < 40V, 40-70V, to >70V, and output voltage ranges from < 1kW, 1-10kW, 10-20kW, to >20kW. These converters find applications in both passenger vehicles and commercial vehicles.Asia-Pacific was the largest region in the automotive DC-DC converter market in 2025. The regions covered in the automotive dc-dc converters market report are Asia-Pacific, South East Asia, Western Europe, Eastern Europe, North America, South America, Middle East, Africa. The countries covered in the automotive dc-dc converters market report are Australia, Brazil, China, France, Germany, India, Indonesia, Japan, Taiwan, Russia, South Korea, UK, USA, Canada, Italy, Spain.

The automotive direct current (DC)-direct current (DC) converter market consists of sales of isolated direct current (DC)-direct current (DC) converters and non-isolated direct current (DC)-direct current (DC) converters. Values in this market are ‘factory gate’ values, that is the value of goods sold by the manufacturers or creators of the goods, whether to other entities (including downstream manufacturers, wholesalers, distributors and retailers) or directly to end customers. The value of goods in this market includes related services sold by the creators of the goods.

The market value is defined as the revenues that enterprises gain from the sale of goods and/or services within the specified market and geography through sales, grants, or donations in terms of the currency (in USD unless otherwise specified).

The revenues for a specified geography are consumption values that are revenues generated by organizations in the specified geography within the market, irrespective of where they are produced. It does not include revenues from resales along the supply chain, either further along the supply chain or as part of other products.

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