With a Pixhawk-standard 4-pin CAN connector, the Holybro H-Flow Sensor seamlessly integrates with Pixhawk-compatible flight controllers via the DroneCAN protocol, providing reliable, high-speed data transmission. Whether you’re navigating complex terrains or fine-tuning indoor flight, this sensor ensures your drone operates with precision and stability.

Key Features:

•Integrated Module: Combines optical flow, ToF rangefinding, and IMU for enhanced functionality.

•PixArt Optical Flow Sensor: Tracks motion in low light (>5 lux) with a 42° viewing angle.

•Broadcom Distance Sensor: Measures distances up to 30m under various surface conditions.

•InvenSense IMU: Ensures stable and accurate motion data.

•Compact and Lightweight: Weighs just 15.2g (3.5g without casing) for easy installation.

Whether you’re exploring advanced navigation capabilities or building a sophisticated drone, the Holybro H-Flow Sensor is your go-to choice for reliable performance and seamless integration.

Specification

• PixArt PAA3905E1 Optical Flow Sensor
  • Tracks under low light conditions of >5 lux
    
  • Effective Viewing angle up to 42°
    
  • Wide working ranges from 80mm up to 30m 
    
  • Up to 7.4 rad/s
    
  • 40mW IR LED built onto the board for improved low-light operation
    
• Broadcom AFBR-S50LV85D Time-of-Flight Distance Sensor
  
  • Integrated 850 nm laser light source
    
  • Field-of-View (FoV) of 12.4° x 6.2° with 32 pixels
    
  • Typical distance sensing range up to 30m
    
  • Operation of up to 200k Lux ambient light
    
  • Works well on all surface conditions
    
  • Transmitter beam of 2° x 2° to illuminate between 1 and 3 pixels
    
• InvenSense ICM-42688-P 6-Axis IMU
  
• STM32F412CEU6 MCU
  
• Pixhawk Standard CAN Connector (4 Pin JST GH)
  
• Compact Form Factor
• Software-Controlled CAN Termination
• Weight: 15.2g (3.5g without casing)

Reference Links

Package Includes:

• 1x H-Flow
• 4-pin GH cable
• 2x M2.5 Screws
• 2x M2.5 Nylon Locking Hex Nuts

Dimension

PCB Only