TDK Electronics · TDK Europe

Power Capacitors

January 15, 2026

TDK introduces ModCap UHP for high-current DC link applications with +105 °C operation without derating

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TDK Corporation (TSE: 6762) announces the new ModCap UHP (B25648A) series of DC link capacitors, setting a new benchmark for power electronic applications. 'UHP' stands for 'Ultra-High Performance', and this series enables continuous operation at hotspot temperatures of up to +105 °C without power derating. Compared to previous ModCap generations, which required derating starting at +90 °C, the new design enables higher current density and a longer lifetime in challenging conditions.

By combining a new high-temperature dielectric with a modular design, the ModCap UHP series extends the lifetime of capacitors to 200,000 hours at +105 °C and supports a 20% higher current density. With a DC voltage rating of 1350 V to 1800 V and a capacitance ranging from 470 µF to 880 µF, the series is optimized for SiC semiconductor-based inverters that require low inductances (ESL of 8 nH) and high-frequency performance.

These capacitors target fast-growing sectors, including renewable energy (solar and wind power, electrolyzer), energy storage, and inverters for railway and industrial drives. Their cubic design (205 x 90 x 170 mm; L x W x H) simplifies busbar integration, thereby increasing power density in compact converters and reducing the need for additional snubber capacitors.

Beyond performance, the ModCap UHP advances sustainability and safety. The dielectric film is ISCC-certified bio-circular BOPP, while the housing complies with UL94 V-0 and EN 45545-2 HL3 R23 fire standards. UL recognition is pending.

For ModCap, TDK offers a set of different engineering tools, including a SPICE library, the web-based Capacitor Life and Rating Application (CLARA), and the web-based CAP Thermal for thermal simulation.

 

Features & Applications

Main applications

DC link applications with SiC power switches in

  • Renewable energy converters (solar, wind, hydrolyzer, ESS)
  • Auxiliary drives in traction applications
  • Industrial motor drives
     

Main features and benefits

  • High temperature operation (+105 ºC without derating)
  • High frequency performance, fully compatible with SiC semiconductors
  • Modular design
  • High current density
  • Self-healing technology
  • Overvoltage capability
  • Very low ESL (8 nH)
  • ISCC certification, bio circular BOPP
     

Key Data

Ordering code

Rated DC voltage 
UN [V]
 

Rated capacitance CN [µF]

Rated current IN [A] (at +75 °C)

Surge current IS [kA]
 

B25648A1887K0031350880205205
B25648A1647K0031600640190175
B25648A1477K0031800470180150



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Sensors

January 7, 2026

TDK launches sensing solutions with edge intelligence for wearables, hearables, and smart glasses

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  • TDK’s new custom motion sensors, with on-chip sensor fusion and machine learning capability, enable edge intelligence for AI glasses, TWS ear buds, smart watches, fitness bands, and other IoT devices 

  • The three newest IMUs from TDK can run motion tracking/detection algorithms on-chip and offload the computation power needed for motion tracking from SoC/MCU to local sensor for short system latency and low power consumption 

  • Customers using the newest TDK IMUs include products on display at CES at TDK booth #15803 

TDK Corporation (TSE:6762) announces a suite of InvenSense SmartMotion® custom sensing solutions for more intuitive user experiences with TWS ear buds, AI glasses, augmented reality eyewear, smart watches, fitness bands, and other IoT devices. Combining leading MEMS sensor innovation with sensor fusion software, the three newest IMUs are based on TDK’s latest ultra-low power, high-performance ICM-456xx family that offers edge intelligence for the next generation of consumer technology at the highest motion tracking accuracy.  

“The challenge in today's wearable market is delivering features like seamless augmented reality (AR) or high-fidelity spatial audio without sacrificing the compact, stylish form factor and all-day battery life,” said Pankaj Aggarwal, VP & GM of the Consumer and Industrial Motion, InvenSense, a TDK group company. “Our ICM-456xx family with BalancedGyro™ technology and on-chip intelligence solves this problem. It ensures that every user head turn, every UI gesture, and every AR overlay is instantaneous, stable, and incredibly power efficient.” 

Instead of relying on power-hungry central processors, SmartMotion® on-chip software enables computational work related to motion tracking to be offloaded to the motion sensor itself, so that intelligence decisions may be made locally – allowing other parts of the system to remain in low-power mode. The sensor fusion algorithm and machine learning capability provide seamless motion sensing with minimum software effort by the customer. 

The newest SmartMotion® solutions, based on the ICM-456xx family of 6-axis IMUs, include: 

  • SmartMotion ICM-45606 for TWS applications including ear buds, headphones and other hearable products. This next-generation VibeSense360 TWS solution supports on-chip sensor fusion with high yaw accuracy, vocal vibration detection, and machine learning for sensing user gestures and activity detection. This part number will be available at distributors by the end of Q1.  

  • SmartMotion ICM-45687 for wearable and IoT technology is now available via sales inquiry. The IMU-45687 enables on-chip algorithms like bring-to-see, wake-on-motion, and tap, plus machine learning for activity classification and user gesture detection.  
     

  • SmartMotion for Smart Glasses ICM-45685, first announced September 16, 2025, now also enables new features, sensing whether users are putting glasses on or taking glasses off (wear detection) and vocal vibration detection (VVD) for identifying the source of the speech through its on-chip sensor fusion algorithms. This custom sensing solution also enables high-precision head orientation tracking, optical/electronic image stabilization, intuitive UI control, posture recognition, and real-time translation – all at ultra-low power.  

The new SmartMotion ICM-45685 is part of an array of TDK custom sensing solutions for Smart Glasses that includes TMR sensors for hinge angle detection, MEMS microphones for voice-activated AI, Ultrasonic Time-of-Flight sensors for precise wear detection and gesture tracking, and PositionSense 9-axis solution with IMU+TMR magnetometer and software for absolute orientation detection and navigation.  

Select SmartMotion sensor solutions in the ICM-456xx are available via distributors, with the above-mentioned custom solutions now available via direct sales inquiry. Inquire via invensense.tdk.com/smartmotion or inv.sales.us@tdk.com.

Features & Applications

Main features  

  • Ultra-low power IMU with lowest power gyroscope in the industry  

  • Superb vibration rejection with BalancedGyroTM technology 

  • High accuracy head orientation tracking with on-chip gyro-assisted fusion (GAF) algorithm 

  • OIS/EIS for camera modules 

  • Activity classification via machine learning and InvenSense sensor inference framework (SIF) 

  • Accelerometer based vocal vibration detection to detect speech from the person who wears the device 

  • Intuitive UI control by user gestures like tap, double/triple tap, head nodding or shaking 
     

Main applications 

  • AI smart glasses 

  • Augmented and extended reality eyewear 

  • Fitness or sports eyewear 

  • TWS ear buds or headphones 

  • Smart watches 

  • Smart rings 

  • Fitness bands 

  • AI-powered smart home devices 

  

Glossary

  • 6-axis: 3-axis gyroscope + 3-axis accelerometer 

  • 9-axis: 6-axis IMU + 3-axis TMR 

  • EIS: electronic image stabilization 

  • GAF: gyro-assisted fusion 

  • IMU: inertial measurement unit 

  • MEMS: micro-electro-mechanical systems 

  • OIS: optical image stabilization 

  • TMR: tunnel-magneto resistance  
     


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Sensors

January 6, 2026

With TDK sensing solutions, Engo delivers augmented reality eyewear for performance athletics

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  • InvenSense, a TDK Group company, partners with Engo, whose augmented reality glasses enhance athletic performance by placing real-time training stats within an athlete’s field of vision 

  • Using TDK’s compact and ultra-low-power MEMS and TMR sensors with sensor fusion software, Engo offers its AR glasses at the same weight as standard sports sunglasses (36g) and with 12-hour active battery life 

  • TDK enables sensor-detected user gestures like tap detection, which make interactions seamless while running 

  • Engo smart glasses will be demonstrated at CES at TDK booth #15803 

TDK Corporation (TSE:6762) announces a customer partnership of InvenSense, a TDK group company with Engo, a new brand of performance sports eyewear using TDK custom sensing solutions to give athletes the power to train smarter without breaking focus. Engo uses the InvenSense PositionSense™ solution, which integrates MEMS and TMR sensors with sensor fusion software. With this solution, Engo glasses display highly accurate live navigation instructions and real-time stats in a runner’s field of view, without adding weight or draining battery power.  

“As athletes ourselves, our team designs the lightest and most comfortable sport eyewear—products we truly want for our own training. These glasses deliver the performance and navigation we need while meeting our weight and battery life targets,” said Engo CEO Eric Marcellin-Dibon. “Energy efficiency has always been at the core of our strategy, and TDK’s sensors and software solutions provide the features we need in the most compact, low-power chip. Their team has been an invaluable partner in turning our innovation ideas into reality.” 

PositionSense is a 2-chip 9-axis sensor solution for absolute orientation detection and fast sensor calibration at ultra-low power consumption. It integrates InvenSense’s 6-axis IMU and TDK’s 3-axis TMR-based magnetometer with on-chip sensor fusion software and off-chip pedestrian dead reckoning (PDR) software. This enables optimal positioning accuracy and gesture control for AR glasses and other smart devices. Devices using PositionSense can save battery life, since the sensors remain in a low-power mode while the rest of the device sleeps until other functions are needed. 

The 9-axis PositionSense solution has ultra-low power requirements, enabling the Engo glasses’ long 12-hour battery life. This means that marathon runners don’t need to worry about battery charges during events and can focus 100% of their attention on their form and pace. 

This TDK solution is easy to integrate into devices due to mature and flexible hardware and software. In addition to smart glasses, PositionSense enables next-gen positioning accuracy and advanced use cases for smartphones, wearables, robots, drones, and other emerging new device types. 

“We created the PositionSense solution to enable innovations like Engo’s AR glasses—lightweight technology that empowers seamless extended reality experiences, with natural user gestures,” said Rosa Chow, VP Software, InvenSense. “The stylish design of the Engo glasses integrates intelligent TDK sensor technology invisibly to deliver data in a way that promotes continuous concentration by athletes striving to maximize their performance.” 

The TDK sensor solutions within Engo eyewear are available via inquiry at https://invensense.tdk.com/smart-glasses or by emailing inv.sales.us@tdk.com

Features & Applications

Main applications 

  • AI smart glasses 

  • Augmented and extended reality eyewear 

  • Fitness or sports eyewear 

  • Ear buds or headphones 

  • Smart watches 

  • Smart rings 

  • Fitness bands 

  • AI-powered smart home devices  
     

Main features and benefits 

  • Ultra-low power IMU with lowest power gyroscope in the industry  

  • Superb vibration rejection with BalancedGyroTM technology 

  • Ultra-low power TMR magnetometer 

  • High accuracy head orientation tracking with on-chip gyro-assisted 9 axis fusion (GAF) algorithm, enabling always on magnetometer calibration for correct direction indication 

  • Customizable activity classification via machine learning and InvenSense sensor inference framework (SIF) 

  • Ultra-low power on-chip wear sense detection (donning/doffing) 

  • Intuitive UI control by user through gestures like tap, double/triple tap, head nodding or shaking 

Glossary

  • 6-axis: 3-axis gyroscope + 3-axis accelerometer 

  • 9-axis: 6-axis IMU + 3-axis TMR magnetometer 

  • GAF: gyro-assisted fusion 

  • IMU: inertial measurement unit 

  • MEMS: micro-electro-mechanical systems 

  • TMR: tunnel-magneto resistance 
     
     


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Corporate

January 6, 2026

TDK establishes TDK AIsight and announces new ultra-low power DSP platform for AI Glasse

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  • TDK AIsight will focus on offering an eye-intent/tracking solution with TDK’s technologies for physical AI 

  • TDK announces the TDK AIsight SED0112, a next-generation ultra-low power DSP platform integrating a microcontroller, state machine, and hardware CNN engine for AI Glasses 

  • TDK AIsight solutions will be demonstrated at CES at the TDK booth #15803  

TDK Corporation (TSE:6762) announces the establishment of a new TDK group company, which will operate as TDK AIsight to address the intersection of physical AI (artificial intelligence) and generative AI, empowering AI glasses with intuitive and compelling user experiences. Building on TDK’s 90 years of innovations and venture spirit, TDK AIsight will focus on the development of custom chips, cameras, and AI algorithms enabling end-to-end system solutions, by combining software technologies such as eye-intent/tracking and multiple TDK technologies such as sensors, batteries, passive components, and other cutting-edge innovations. The name AIsight is derived from the use of artificial intelligence and eyesight.   

The TDK AIsight next-generation SED0112 microprocessor for AI Glasses is the latest part of a planned platform family of Digital Signal Processors (DSPs) integrating a microcontroller, state machine, and hardware Convolutional Neural Networks (CNN) engine.  The SED0112’s built-in hardware CNN architecture is specially optimized for eye intent. The microcontroller features ultra-low power DSP processing, eyeGenItm sensors, and connects to a host processor. SED0112 supports the TDK AIsight eyeGItm software and algorithms orchestrating the execution of low-power processing, assigning the host processor to be left in a low-power or off state until an event of interest has been detected.  The next-gen integrated microprocessor supports a power-saving mechanism, simplifies flow controls, and supports multiple vision sensors at different resolutions. Commercial samples are available now through the TDK AIsight website. 

“TDK AIsight will be a systems solution company building groundbreaking technologies to connect users of AI glasses with generative AI, an innovative type of AI that creates new content and ideas, including conversations, stories, images, videos, and music,” said Te-Won Lee, CEO, TDK AIsight. “We will assemble fully integrated solutions bringing together multiple TDK technologies to seamlessly blend context-aware computing, memory & recall, visual analysis, and scene recognition for compelling user experiences.” 

“TDK AIsight is a bold, concrete embodiment of our strategy for contributing to the AI ecosystem, a core function of our growth with multiple solutions across TDK for both consumer and industrial segments,” stated Noboru Saito, President and CEO of TDK Corporation. “Physical AI represents a strategic domain within TDK’s contribution to the AI ecosystem and enables technologies across devices, systems, and infrastructure to perceive, understand, and interact with the physical world by processing data from a variety of TDK sensors and technologies. This capability leads to autonomous robots, enhanced consumer devices, and intelligent manufacturing that will interact directly with humans and physical processes to sense user context and deliver personalized AI assistance. TDK AIsight will now be part of our portfolio to move this forward.” 

Reach out to TDK-US@publitek.com to schedule press and partner meetings with TDK Corporation and its group companies to discuss technology solutions in AI, automotive, ICT, and energy at Booth #15803, Central Hall of the Las Vegas Convention Center at CES 2026, January 6-9, Las Vegas, Nevada, USA. More information on TDK AIsight can be found at www.AIsight.tdk.com; information about TDK Corporation and its complete technology portfolio can be found at www.tdk.com. 

Features & Applications

SED0112 Key Features:  

  • Square package 4.6mm x 4.6mm 

  • Integrated optimized neural network engine. 

  • Camera Support 

    4 x SES0111 (eye sensor) 

    1 x SES0113 (contextual sensor) 
     

SED0112 Applications  

  • AI glasses 

  • Smart Glasses (AR, Social Media) 

  • Industrial Glasses 

Glossary

  • AI: artificial intelligence 

  • Physical AI: a branch of artificial intelligence that enables machines to perceive, understand, and interact with the physical world by directly processing data from a variety of sensors and actuators. 

  • Generative AI: a type of AI that can create new content and ideas, including conversations, stories, images, videos, and music 

  • DSP: Digital Signal Processor 

  • CNN: Convolutional Neural Networks  
     
     


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Product

January 5, 2026

TDK launches STRIDE, a low-power, real-time positioning software for wearables and IoT

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  • Pedestrian Dead Reckoning software brings continuous indoor/outdoor location to smart watches, glasses, helmets, handhelds and compact devices—without added hardware 

  • STRIDE delivers seamless, sensor-agnostic positioning for the wearables market 

    TDK Corporation (TSE:6762) announces Trusted Positioning STRIDE, an embedded Pedestrian Dead Reckoning (PDR) software solution engineered specifically for wearables - including smart watches, head-mounted devices, glasses, and compact sensors. As OEMs push for more intelligent, context-aware wearable experiences, STRIDE provides reliable positioning without the power and hardware demands traditionally required for GNSS-based tracking. 

    Wearables today face a critical challenge: adding high-quality positioning typically requires bulky antennas, high-drain GNSS, or costly custom hardware—barriers that limit form factor, battery life, and user experience. STRIDE overcomes these constraints with a low-power, sensor-agnostic software engine that fuses inertial data with GNSS and opportunistic wireless signals, delivering continuous location tracking indoors, outdoors, and everywhere in between. 

    “Wearable devices demand positioning that is compact, efficient, and dependable—without sacrificing battery life,” said Chris Goodall, President of Trusted Positioning. “With STRIDE, OEMs can integrate real-time indoor/outdoor positioning into devices of all shapes and sizes. It enables smarter fitness products, safer lone-worker solutions, more immersive AR experiences, and wearable-driven applications that were previously impossible due to power or hardware limitations.” 

    STRIDE runs as embedded software, giving OEMs freedom to deploy positioning without redesigning hardware or relying on cloud connectivity. STRIDE processes sensor data in real time, ensures low latency, and can be configured for on-device, companion-device, or cloud-assisted architectures. This flexibility helps manufacturers balance performance, power, and form-factor constraints based on their device strategy. For integration questions or technical documentation, contact our team for guidance. 

    STRIDE is available immediately for trial evaluation, OEM integration, or companion-device implementations. 


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