E21-900G30S amplificateur LNA intégré à faible bruit
[Interface]：Trou de scellement
[Fréquence]：850～931MHz
[Pouvoir]：30dBm
[Distance]：5km
[Poids du produit]：3.4±0.1g
[Taille]：27.5*18mm
[Introduction]：E21-900G30S est un amplificateur de puissance moyenne (PA) RF matériel pur de Chengdu ebyte Company, avec une puissance de sortie maximale de 1W et une gamme de fréquences de 850 ~ 931mhz. Le module est équipé d'un amplificateur LNA à faible bruit, ce qui améliore considérablement la communication sans fil. Distance de communication.
| Limit parameters | Min. | Max. | Remark |
|---|---|---|---|
| Power supply voltage (V) | 4.5 | 5.5 | Over 6V will permanently burn the module |
| Blocking power (dBm) | - | 18 | It is less likely to burn when used at close range |
| Working temperature (℃) | -40 | +85 | Industrial grade |
| Working parameters | Min. | Typ. | Max. | Remark |
|---|---|---|---|---|
| Working voltage (V) | 4.75 | 5 | 5.25 | ≥4.75V can guarantee output power |
| Control level (V) | 3.0 | 3.3 | 5.25 | Recommend to use 3.3V |
| Working temperature (℃) | -40 | 25 | +85 | Industrial design |
| Working frequency (MHz) | 850 | - | 931 | ISM frequency band |
| Emission current (mA) | 600 | 620 | 660 | Instantaneous power consumption 30dBm |
| Receiving current (mA) | 6.5 | 8 | - | -100dBm input current 8mA |
| Sleep current (μA) | - | 3.0 | - | T/RX_EN = 0 |
| Maximum transmit power (dBm) | 29.5 | 30 | 30.5 | Input power = 20dBm |
| Receiving gain (dBm) | 10 | 12 | 14 | -100dBm input |
| Transmitting gain (dBm) | - | 12 | - | +20dBm |
| Working parameters | Describe | Remark |
|---|---|---|
| Reference distance | 5000m | Clear and open environment, antenna gain 5dBi, antenna height 2 meters, air rate 2.4kbps GFSK |
| Encapsulation method | SMD | - |
| Interface method | 2.0mm | Stamp hole |
| Dimensions | 27.5*18mm | - |
| RF input and output interface | Stamp hole | Equivalent impedance is about 50Ω |