Investor Relations

Business Segments

TDK operates in the four business segments of Passive Components, Sensor Application Products, Magnetic Application Products and Energy Application Products, as well as Other business.

Passive Components

Advances functionality in automobiles, smartphones, and PCs

Storing electricity

Multilayer ceramic chip capacitors

Multilayer ceramic chip capacitors

Multilayer ceramic chip capacitors are installed in automobiles such as hybrid and other electric vehicles and various electronic equipment so that electricity can be stored and used as needed.

Reducing noise

Thin-film common mode filters

Thin-film common mode filters

The thin-film common mode filter is a key device for suppressing the noise that causes interference in high-speed data communications, such as high-definition broadcasting.

Sensor Application Products

Offers highly functional, high-value-added sensor solutions with an abundant lineup of sensors

Detecting temperature

Temperature sensors

Temperature sensors

A temperature sensor used in automobiles, household equipment and industrial machinery. TDK is one of the main players in this field.

Detecting angle and position

Magnetic sensors

Magnetic sensors

Leveraging TDK’s strength in TMR technology enables highly accurate measurement of angles.

Detecting motion

Acceleration sensors, gyro sensors

Acceleration sensors<br>Gyro sensors

Key devices for automated driving, VR or AR. They detects the direction or angle of moving objects.

Magnetic Application Products

Utilizes TDK's magnetic technology

Recording data

HDD magnetic heads

HDD magnetic heads

Magnetic heads are core devices for high-volume storage media for computers, etc. TDK is the world's leading company in this field.

Rotating motors

Neodymium magnets

Neodymium magnets

The power of neodymium magnets is utilized in the drive motors of HEVs and EVs, wind power generation turbines, etc.

Energy Application Products

Offers energy solutions for mobile devices and industrial equipment

Storing electricity

Lithium ion batteries

Lithium Polymer batteries

Lithium ion batteries enable greater miniaturization and thinness and are expected to play a key role as rechargeable batteries for 5G smartphones.

Converting electricity

Power supplies for LED equipment

Power supplies for LED equipment

These highly efficient and long-life power supplies for LED equipment convert AC to DC.

Other

Boosting production efficiency

Flip chip bonding systems

Flip-chip bonders

Flip chip bonding systems are devices that automatically mount and join ICs on a circuit board. They contribute to the increased efficiency of semiconductor production.