AI Sensors · 1D ToF · VL-SM-0301
Spatial Mini
A 4.40 × 2.40 × 1.00 mm time-of-flight sensor with up to 5 m range and 50 Hz updates. Pin-to-pin compatible with VL53L4CD — drop spatial intelligence into any product, from smart locks to kiosks.
$9 / unit
- Class 1 eye-safe laser, certified for consumer products
- 0.02 m minimum range for near-field gesture
- Pin-to-pin compatible with VL53L4CD — zero redesign
- µA-class standby for battery devices
- I²C interface with interrupt-driven wake
Ships worldwide · 2-year warranty · Free community SDK tier included
Specifications
Technical specs
| Basic | |
|---|---|
| Use Environment | Indoor |
| Technology | Direct ToF, single zone (SPAD + TDC + MCU integrated) |
| Interface | I²C @ 0x41, up to 1 Mbit/s, interrupt (GPIO1) |
| Footprint | Pin-to-pin with VL53L4CD |
| SDK | SpatialAI SDK (spatialai[dm0301]) |
| Ranging | |
| Range | 0.02 – 5 m |
| Field of View | 25° (FOI 22°) |
| Update Rate | Up to 50 Hz |
| Ranging Modes | Single / timed / N-frames |
| Illumination | 940 nm VCSEL, Class 1 (IEC 60825-1:2014) |
| Electrical | |
| Supply | 3.3 V (2.97 – 3.63 V) |
| Current | 0.9 mA @ 1 Hz · 17 mA @ 30 Hz |
| Physical | |
| Package | Optical LGA, 4.40 × 2.40 × 1.00 mm |
| Mounting | Reflow-solderable SMD, reel of 500 |
| Environmental | |
| Operating Temperature | -20 °C to 70 °C |
| Storage Temperature | -40 °C to 85 °C |
| Others | |
| Lifespan | 5 years, default operating mode & environment |
Code
Presence in a dozen lines
from spatialai import Sensor lock = Sensor("spatial-mini") while True: d = lock.distance_m() if d < 0.5: lock.emit("presence", distance=d)
Works with the free SpatialAI community tier. See the full quickstart →
Applications
Built for
Smart Locks
Wake on approach, detect lingering, trigger secure unlock flows.
Presence Detection
Occupancy sensing for displays, kiosks, and lighting that reacts.
Gesture Control
Touchless swipe and hover input for appliances and panels.
IoT Devices
Millimeter-accurate ranging in battery-powered edge nodes.