TDK's core product line and technological layout
Since its establishment in 1935, TDK has gradually developed into a global technology giant covering multiple fields such as electronic components, energy equipment, and sensor systems, with magnetic material technology as its core. Its product line revolves around "material innovation+application expansion", with a focus on the consumer electronics, automotive, industrial, and new energy markets. The following are TDK's main product categories and representative technologies:
1、 Passive components: the cornerstone of magnetic technology and materials science
Capacitor
TDK's capacitor product line covers ceramic capacitors, such as laminated ceramic capacitors and CeraLink ® High voltage capacitors, aluminum electrolytic capacitors, thin film capacitors, etc. are widely used in the fields of power electronics equipment, industrial power supplies, and new energy vehicles. Its ceramic capacitor technology is characterized by high capacity and low loss, supporting high-frequency circuits and fast charging and discharging requirements.
Inductors and magnetic beads
Including ferrite inductors, multi-layer ceramic chip inductors, and high current flat wire inductors. The MHQ1005075HA series inductors, launched in 2024, are designed specifically for automotive high-frequency circuits, meeting the AECQ200 standard and possessing anti bending stress fracture characteristics, suitable for in vehicle communication modules such as V2X.
EMC countermeasure products
Provide chip magnetic beads, common mode chokes, noise filters, etc. for suppressing electromagnetic interference and improving the stability of electronic devices. For example, LeaXield ™ Active leakage current filters effectively reduce high-frequency noise in industrial power supplies.
2、 Sensors and actuators: the core of intelligent applications
MEMS sensors
By acquiring InvenSense and Tronics, TDK has taken a leading position in the fields of motion sensors (such as gyroscopes, accelerometers), MEMS microphones, and pressure sensors, serving smartphones, drones, and IoT devices.
Magnetic sensor
Hall effect switches (such as HAL519SFA) and linear sensors are used for vehicle position detection (such as accelerator pedal, gearbox), supporting wide temperature environments (40 ° C to 170 ° C), with high precision and anti-interference ability.
Environmental sensors
Including temperature, humidity, and pressure sensors (such as liquid level sensors and surface potential sensors), applied in industrial automation, smart homes, and medical equipment, supporting real-time monitoring and feedback.
3、 Power and Energy Equipment: High Efficiency Solutions
Power module
TDK's ACDC and DCDC conversion modules cover low power (110W) to high power (100W+) scenarios, support a wide input voltage range (85265VAC), and are packaged with DIN rails to adapt to industrial control cabinets. Its onboard power module (such as bidirectional converter) meets the requirements of high-voltage systems in electric vehicles.
Battery technology
Including lithium-ion batteries, solid-state batteries (such as SMD solid-state batteries), and wireless charging coils (Tx/Rx modules), applied in consumer electronics and new energy vehicles. The ultrasonic ToF sensor launched in 2023 collaborates with CATL to optimize the performance of the Battery Management System (BMS).
4、 Magnetic recording and storage technology: from traditional to cutting-edge
Magnetic head and storage medium
TDK was once a global leader in magnetic recording media, with its hard disk head technology driving the increase in HDD capacity and supporting cloud storage data centers. Although it has exited the consumer storage market, industrial grade magnetic heads are still used in high reliability data storage devices.
Flash controller
Provide NAND flash controllers (such as GBDriver series) and SSD modules to serve enterprise level storage and embedded systems.
5、 Automotive and Industrial Electronics: High Reliability and Customization
Vehicle components
Including IGBT transformers, BMS current sensors, vehicle power modules, etc., it meets the requirements of safety and high temperature resistance (55 ° C to+125 ° C) for automotive electrification. Its multi-layer ceramic piezoelectric actuator (PowerHap) ™） Used for tactile feedback systems to enhance driving interaction experience.
Industrial automation equipment
Provide factory automation systems (such as FOUP loading ports), high-precision current transformers, and magnetic components for industrial robots to support intelligent manufacturing upgrades.
6、 Layout in emerging fields: green and intelligent technology
Wireless charging and NFC
TDK's wireless charging coil module is compatible with the Qi standard and integrates NFC antennas, making it suitable for use in smartphones and smart home devices.
Sustainable Technology
Develop rare earth free magnets (such as ferrite magnets) and biodegradable materials to reduce resource dependence. Its solid-state battery technology focuses on high energy density and fast charging, helping with the transition to new energy.
TDK's Product Logic and Competitive Advantage
TDK builds a technological moat through "vertical integration+merger and acquisition collaboration":
Material Innovation: Continuously optimizing the performance of basic materials from ferrite to nano ceramics;
Application extension: extending from consumer electronics to high value-added fields such as automobiles and industries;
Global production: Establishing research and development centers in Zhuhai, Xiamen, Germany, and other places to achieve localized supply chains.
Its product matrix is centered around electronic components, gradually covering the full scenario needs of the intelligent society. By 2023, the revenue from the automotive and industrial sectors will account for over 50%, confirming the successful transformation from B2C to B2B.