About TDK

TDK at a Glance

(FY March 2024)
Corporate Name TDK Corporation
Corporate Headquarters 2-5-1 Nihonbashi, Chuo-ku, Tokyo, 103-6128, Japan
Date of Establishment December 7, 1935
Authorized Number of Shares 1,440,000,000 shares
Number of Shares Issued 388,771,977 shares
Number of Shareholders 27,031
Common Stock 32,641,976,312 yen
Securities Traded Tokyo Stock Exchange
Consolidated Net Sales 2,103.9 billion yen
Consolidated Net Income 124.7 billion yen [IFRS]
Number of Employees 101,453
Ratings Corporate ratings (As of February 2021) : Baa1 (Moody's) , A- (Standard & Poor's) , A+ (R & I)
Short-term bond (As of February 2021) : A-2 (Standard & Poor's)
Global Network More than 250 factories, R&D, and sales offices in more than 30 countries and regions
Main Businesses
  • Passive components
  • Sensor application products
  • Magnetic application products
  • Energy application products
  • Others

Consolidated Net Sales
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( FY March 2024 )

Sales Trend by Region
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( FY March 2024 )

Sales by Business

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Employees by Regions

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Main Businesses & Group Companies

Passive Components

TDK’s passive components have their roots in the magnetic material ferrite originally invented in 1930 and certified as an IEEE Milestone in 2009. Ever since its beginnings, the company has consistently blazed a path of innovation, making products smaller, lighter and thinner and integrating them into modules, thereby contribution to the progress of electronic devices such as smartphones, PCs, and automobiles.
Today TDK offers a wide range of passive components including ceramic, aluminum electrolytic and film capacitors, as well as inductive devices, high-frequency components, and piezoelectric material products and circuit protection components. They are marketed under the product brands TDK and EPCOS.

Sensor Application Products

TDK offers highly functional, high value-added sensors and sensor solutions with an abundant line up of sensors, including temperature and pressure, magnetic, and MEMS sensors. These sensors are essential for delivering multifunction capability in electronic devices, improving the functionality of car electronics, and driving progress in category automation and office automation.
Furthermore, TDK sensors provide added value to ICT equipment. They are marketed under the product brands TDK, EPCOS, InvenSense, Micronas, Chirp, and Tronics.

Magnetic Application Products

TDK has spent more than 80 years refining magnetic material technologies. TDK’s high-performance magnetic heads and HDD suspension assemblies have continuously supported increases in HDD recording capacity for many years and are today used in cloud servers. TDK also offers ferrite magnets, neodymium magnets, and rare earth free magnets, which contribute to energy and resource conservation and higher efficiency in the automobile sectors as well as infrastructure and industrial equipment.

Energy Application Products

TDK offers a wide range of lithium-ion batteries, mainly used in ICT market applications. TDK’s power supplies are mainly designed for industrial applications and include AC-DC switching power supplies, programmable power supplies, DC-DC converters, and power supplies for charging storage batteries. Automotive power supplies for xEV are also available. TDK’s energy application products are marketed under the product brands ATL, TDK and TDK-Lambda.


TDK also offers flash memory applied devices, anechoic chambers, and factory automation equipment.

(Flags indicate group company's headquarter location.)