Description:
The Ai-Thinker Ra-01SCH-P LoRa Module is a high-performance long-range wireless communication transceiver designed and developed by Shenzhen Ai-Thinker Technology Co., Ltd. This module is based on advanced LLCC68 RF chip technology and supports LoRa™ long-range spread spectrum communication, making it ideal for IoT, smart devices, and industrial wireless applications.
Built for ultra-long-distance communication, the Ra-01SCH-P offers exceptional signal stability, high sensitivity, and low power consumption, making it perfect for battery-powered IoT projects. With a sensitivity of more than -137dBm and a transmission power of up to +29dBm, it ensures reliable communication over long distances even in challenging environments.
Thanks to SEMTECH LoRa™ patented modulation technology, this module provides strong anti-interference capability, better signal penetration, and improved reliability compared to traditional RF modules. It also includes a built-in Power Amplifier (PA) and Low Noise Amplifier (LNA) for enhanced performance and stable transmission.
Unlike conventional wireless solutions, LoRa technology used in this module efficiently balances long-range communication, low power consumption, and strong anti-jamming capability, making it one of the best choices for IoT development, smart agriculture, remote monitoring, and automation systems.
Specifications:
| Parameter | Details |
|---|---|
| Model | Ra-01SCH-P |
| Antenna | Compatible with half-hole pad / through-hole pad / IPEX connector |
| Frequency Range | 803 MHz ~ 930 MHz |
| Operating Temperature | -40°C ~ +85°C |
| Storage Temperature | -40°C ~ +125°C, < 90% RH |
| Power Supply | 3.0V ~ 3.6V (Typical: 3.3V) |
| Current Requirement | > 1A |
| Interface | SPI |
| Programmable Bit Rate | Up to 300 kbps |
Features:
- Supports FSK, GFSK, and LoRa® modulation technology for flexible wireless communication
- Wide frequency range: 803 MHz ~ 930 MHz for stable long-distance transmission
- Configurable maximum transmit power for high-performance applications
-
Power Modes:
- Default mode: 3.3V PA supply → up to +29dBm Tx Power, current approx. 750mA
- Optional mode: 5V PA supply → up to +31dBm Tx Power, current approx. 1A
- Ultra-high sensitivity: as low as -137dBm @ SF10, 125KHz bandwidth
- Compact and ultra-small size: 17 × 16 × 3.2 mm (±0.2 mm)
- Double-row stamp hole patch package design for easy PCB integration
- Supports multiple spreading factors: SF5 / SF6 / SF7 / SF8 / SF9 / SF10 / SF11
- Low power consumption in receive mode with minimum 16mA receiving current
- SPI interface with half-duplex communication, CRC support, and up to 256-byte data packet engine
- Flexible antenna support: compatible with half-hole pad, through-hole pad, and IPEX connector
Package Included:
1 x Ai Thinker Ra-01SCH-P LoRa Module
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