Ai-Thinker Ra-01SCH-P LoRa Wireless Communication Module

Ai-Thinker Ra-01SCH-P is a high-power LoRa wireless communication module designed for ultra-long-range and low-power wireless applications. According to the official Ai-Thinker documentation, the Ra-01SCH-P is based on the LLCC68 RF chip and supports the 803MHz to 930MHz frequency band, making it suitable for LoRa IoT, remote sensing, industrial communication, and other long-range embedded wireless scenarios.

The Ai-Thinker Ra-01SCH-P LoRa module supports FSK, GFSK, and LoRa modulation, combines high transmit power with strong receiver sensitivity, and is designed for applications that need robust anti-interference performance and dependable long-distance communication. For engineers building smart agriculture, industrial IoT, environmental monitoring, and remote control systems, the Ra-01SCH-P offers a practical high-power LoRa module option.

Features

• LoRa wireless communication module based on the LLCC68 RF chip
• Supports FSK, GFSK, and LoRa modulation
• Supports the 803MHz to 930MHz frequency band for long-range wireless communication
• High sensitivity down to -137dBm at SF10 / 125KHz according to the official specification
• High transmit power up to +29dBm by default, with configurable high-power mode up to +31dBm
• Supports spreading factors SF5 to SF11
• Low receive current of 16mA for low-power LoRa system design
• SPI interface with half-duplex communication, CRC, and up to 256-byte packet engine
• Flexible antenna installation supporting half-hole pads, through-hole pads, and IPEX connectors
• Designed for ultra-long-range, anti-interference, and low-power IoT communication scenarios

Specifications

Applications

• Smart agriculture systems such as soil monitoring, irrigation control, and long-range field sensing
• Industrial automation and remote monitoring systems requiring long-distance LoRa communication
• Smart home security and alarm or remote detection applications
• Environmental monitoring including weather stations, air quality nodes, and outdoor sensor networks
• Supply chain, logistics, and asset tracking systems that need stable low-power wide-area connectivity

Other Content

Ai-Thinker Ra-01SCH-P belongs to the official LoRa series, which is positioned for ultra-long-range spread spectrum communication. Official documentation highlights its strong anti-interference capability, ultra-long-distance transmission characteristics, and low receive current, making the Ra-01SCH-P suitable for wireless designs where range, reliability, and power efficiency are all important.

The official high-power configuration notes also distinguish between the default 3.3V internal PA mode and an optional 5V internal PA custom mode. That gives the Ra-01SCH-P LoRa module extra flexibility for engineering projects that need to balance output power, current draw, and deployment requirements in different IoT environments.

Resources

• Ai-Thinker Ra-01SCH-P official topic page
• Ra-01SCH-P specification
• Ai-Thinker LoRa series overview
• Ra-01SCH-P reliability report
• Ra-01SCH-P power consumption report

FAQ

What chip is used in the Ra-01SCH-P?

The Ai-Thinker Ra-01SCH-P is based on the LLCC68 RF chip according to the official documentation.

What frequency range does the Ra-01SCH-P support?

The official specification lists the 803MHz to 930MHz frequency band for the Ra-01SCH-P.

Is the Ra-01SCH-P suitable for long-range LoRa applications?

Yes. With LoRa modulation, high sensitivity, and high transmit power, the Ra-01SCH-P is designed for ultra-long-range and anti-interference wireless communication scenarios.

What interface does the Ra-01SCH-P use?

The official specification lists an SPI interface with half-duplex communication, CRC, and a 256-byte packet engine.