LRF22VB

A 1.5 g, 21 × 15 × 7.43 mm DToF sensor built for drone altitude hold and robot/AGV obstacle avoidance — 0.05–20 m at up to 200 Hz with dual UART/I²C output and 60 kLux ambient immunity.

Max range: 0.05–20 m (90% refl.)
Accuracy: ±5 cm (<5 m); 1% (≥5 m)
Weight: 1.5 g
Interface: UART / I²C

905 nm Class 1 · IEC 60825-1 Drone altitude hold Robot & AGV obstacle avoidance Camera focusing

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VIDEO / DEMO

LRF22VB ON THE BENCH

Product video 1:02

The video documents appearance and demonstrated behaviour only — it does not replace the spec table above, which governs range, accuracy, interface and test conditions.

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SPEC / SHEET

LRF22VB · 905 nm

Technical specifications full sheet


Laser wavelength	905 nm
Ranging range	0.05–20 m (90% refl.) · 0.05–10 m (10% refl.)
Measurement frequency	200 Hz, selectable 200/100/50/20/10/1 Hz
Ranging accuracy	±5 cm (<5 m) · 1% (≥5 m)
Repeatability	±30 mm
Ambient light immunity	8 m @ 60 kLux
Laser safety class	Class 1
Field of view	3°
Supply voltage	3.0–3.6 V DC
Peak current	70 mA @ 3.3 V
Average current	40 mA @ 3.3 V
Average power consumption	< 0.2 W
Interface	UART / I²C
Dimensions	21 × 15 × 7.43 mm
Weight	1.5 g
Operating temperature	-20 to +60 ℃
Wire specification	6-pin 0.8 mm terminal (HC-0.8-6PWT), 20 cm tinned stranded wires
Customization	Available in appearance / structure / output protocol

Interface UART-TTL, 6-pin

Pin	Signal	Description
1	NC	Not connected
2	3.3V	External power +
3	TX (SCL)	Host RX (SCL)
4	RX (SDA)	Host TX (SDA)
5	NC	Not connected
6	GND	External power −

Application fit where it ships

Drone altitude hold Robot & AGV obstacle avoidance Camera focusing

Data is transmitted as a standard 8-byte UART frame (0x55 0xAA header, function code, four data bytes, checksum); distance is returned as the value ×10 for a one-decimal reading. A PC configuration tool and standard command set are available for integration.