E280-2G4T12S EBYTE OEM/ODM télémétrie sans fil SX1280 12dBm 2.4G 3km longue portée TTL Rf récepteur sans fil UART Lora Module
[La fréquence]：2400~2500MHz
[IC]：SX1280
[Du pouvoir]：12dBm
[Taille]：17.5*28.7mm
[Distance]：3km
[Poids du produit]：2.3g± 0,1 g
[Introduction]：E280-2G4T12S est un module de port série sans fil (UART) basé sur la puce RF SX1280 de SEMTECH, mode de transmission transparent, fonctionnant dans la bande de fréquence 2,4 GHz, avec LoRa, FLRC et GFSK trois technologies de modulation et de démodulation, sortie de niveau TTL, compatible avec 3.3 IO tension de port de V et 5V.
Magasin officiel| Main Parameters | Description | Remark |
|---|---|---|
| Reference distance | 3000m | Clear and open environment,antenna gain 5dBi,antenna height 2.5 meters,air rate 1kbps |
| Launch length | 121 Btye 221 Btye | Normal mode,using 1Mbps airspeed Continuous transmission mode |
| Interface method | 1.27mm | - |
| Modulation | GFSK LoRa FLRC | - |
| Communication Interface | UART Serial port | TTL Level |
| Encapsulation method | SMD | - |
| Dimensions | 17.5*28.7mm | - |
| Antenna interface | IPEX/PCB | Equivalent impedance is about 50Ω |
| Main Parameters | Min | Type | Max | Unit | Remark |
|---|---|---|---|---|---|
| Working voltage | 2.3 | 5 | 5.5 | V | ≥5.0V can guarantee output power |
| Communication level | - | 3.3 | - | V | Using 5V TTL is risky to burn |
| Working temperature | -40 | - | +85 | ℃ | ndustrial design |
| Working frequency | 2400 | - | 2500 | MHz | Support ISM frequency band |
| Emission current | - | 46 | - | mA | Instantaneous power consumption |
| Receiving current | - | 20 | - | mA | - |
| Sleep current | - | 8 | - | μA | Software shutdown |
| Maximum transmit power | 11.5 | 12 | 13.5 | dBm | - |
| Receiving sensitivity | -130 | -132 | -134 | dBm | Air rate is 1kbps |
| Air rate | 1k | 1k | 2M | bps | User programming control |