LoRa Module SX1276 433 MHz 20 dBm

Long-range LoRa wireless transceiver module based on the Semtech SX1276 chip, operating at 433 MHz. This module provides extended range through LoRa modulation while supporting FSK, GFSK, and OOK modes for flexible compatibility with various communication protocols.

Suitable for telemetry projects, long-range sensor networks, home automation systems, and IoT applications requiring low power consumption and reliable obstacle penetration.

Specifications

• Chip: Semtech SX1276
• Operating frequency: 433 MHz
• Maximum output power: 20 dBm (100 mW)
• Sensitivity: down to -139 dBm in LoRa mode
• Receive current: 13 mA
• Sleep current: < 200 nA
• Data rate (FSK): 1.2 to 300 Kbps
• Data rate (LoRa): 0.018 to 37.5 Kbps
• Modulation modes: LoRa, FSK, GFSK, OOK
• Built-in ESD protection
• RSSI dynamic range: 127 dB
• Packet engine up to 256 bytes with FIFO and CRC
• Frequency hopping
• Built-in temperature sensor
• Low battery indicator
• Operating temperature: -40 to +85 °C

This module requires a power supply between 1.8 V and 3.7 V and communicates via SPI interface. Compatible Arduino libraries are available to simplify integration into your projects.