YJJ RAK5146 PiHAT Concentrator Module Suitable for LoRaWAN for Sensor Data Collection

Product Description:

YJJ RAK5146 PiHAT Concentrator Module Suitable for LoRaWAN for Sensor Data Collection

Features:

I. Component List
Standard kit includes:
RAK5146 mPCIe LoRa concentrator module (SX1303 baseband)
RAK2287/RAK5146 PiHAT adapter board (Raspberry Pi 40Pin HAT)
MHF LoRa built-in antenna
MHF GPS antenna (with GPS version included)
Copper posts, fixing screws kit
II. Hardware Parameters of PiHAT Adapter Board
1. Compatible Raspberry Pi models
Raspberry Pi 3B+/4B (40Pin standard pin header), not compatible with Pi Zero/5 (power supply / pin differences)
2. Interfaces and power supply
Female socket: 40Pin Pi standard GPIO
Slot: 52Pin Mini PCIe (straight insertion for RAK5146 module)
Power conversion: Built-in DC-DC, Raspberry Pi 5V input to 3.3V for concentrator module
Communication links: SPI (data transmission), UART (GPS serial port), GPIO (reset / standby control, PPS time synchronization)
3. Mechanical specifications
Size: 65mm × 55mm × 18mm
Weight: 22.7g
Installation: 4 copper posts stacked on top of Raspberry Pi
III. Core RAK5146 SX1303 Concentrator Module Parameters
1. Baseband Radio Core
Main chip: Semtech SX1303 LoRa gateway baseband + 2 pieces of SX1250 RF front-end
Channel demodulation capability:
8×8 channel LoRa packet detector
8 channels SF5~SF12 demodulation, 8 channels SF5~SF10 demodulation
1 high-speed LoRa demodulation (125/250/500kHz) + 1 FSK demodulation
Parallel demodulation of up to 16 terminal data packets simultaneously
2. RF Performance
Transmission power: Maximum 27dBm
Receiving sensitivity: -139dBm @ SF12, BW125kHz
Supports global frequency bands (select the corresponding version when ordering):
CN470 (domestic 433/470), EU868, US915, AS923, AU915, KR920, IN865, RU864
Antenna interface: 2 UFL/MHF sockets (LoRa antenna + GPS antenna)
Optional functions: LBT channel monitoring, high-precision Fine Timestamp timestamp
3. GPS (optional version)
Built-in ZOE-M8Q multi-mode GNSS, output PPS second pulse for gateway time synchronization and positioning
4. Electrical Power Supply
Module voltage: 3.0V ~ 3.6V (3.3V typical)
Power consumption during transmission: 510~515mA
Power consumption during receiving standby: 70~100mA
Operating temperature: -40℃ ~ +85℃
5. Communication Interface
The kit is compatible with PiHAT for SPI interface; there is also a USB version RAK5146 available for selection
6. Form
Mini PCIe standard card size, thickness 5.5mm
IV. Software and Gateway Deployment
Official pre-compiled image: Based on Raspbian system, built-in LoRa Packet Forwarder
Integration platform: ChirpStack, TTN/TTI, Cloud LoRa, Huawei Cloud IoT, etc. standard LoRaWAN servers Deployment method: Burn the image onto an SD card, SSH login for configuring frequency band and server address
Time synchronization: GPS PPS hardware timing, no GPS available, use network NTP for synchronization
V. Typical application scenarios
Park / greenhouse / factory area LoRaWAN local gateway
Sensor data collection (paired with RAK4630/4631 nodes

Specifications:

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