TDK SmartSonicTM ultrasonic time-of-flight

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TDK’s SmartSonic™ family of ultrasonic Time-of-Flight (ToF) sensors empower IoT product development with contextual awareness, enabling the creation of products that adapt their response upon detecting the presence of the user or the characteristics of the surrounding environment.

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Proximity and presence detection for next-generation devices.

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Advanced time-of-flight sensing

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Dependable range finding

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Ideal for range-finding or high accuracy distance measurement from few cm up to 9

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Dramatic power savings

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Ultra-low power consumption extends battery life: 1000x better than optical ToF (A vs mA)

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Consistent performance in real world conditions

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Reliable performance in bright sun, dim light, or total darkness; measurements unaffected by surface color

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Flexible and future proof

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Generous program and data storage for custom processing, on‑device algorithms, and firmware updates.

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SmartSonic sensors for every scenario

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Explore SmartSonic sensors withing your range

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Short range

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Fast, ultra‑low‑power proximity and presence sensing for close interactions (cm‑level accuracy) - ideal for touchless controls, hand gestures, and wake‑on‑approach.

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Medium range

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Reliable 1-5 m object detection and ranging with multipath rejection and multi‑sensor support for appliances, robotics, and room‑scale UX.

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Long range

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Extended‑reach ranging for security, industrial positioning, and large‑space occupancy (5–20 m+) with high SNR, beamforming, and environmental compensation for consistent performance.

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Why choose TDK SmartSonic™ ?

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Lowest power. Highest performance.

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By Anonymous (not verified) , 10 November 2025

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