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Brand Name : Mray
Model Number : SFP28-25G-ER
Certification : CE, FCC, RoHs, ISO9001
Place of Origin : Shenzhen, China
MOQ : 1 piece
Price : Negotiable
Payment Terms : T/T, Western Union, L/C
Supply Ability : 10000pcs/day
Delivery Time : 1~2 days for samples
Packaging Details : 10pcs/plastic try, 500pcs per standard export carton
Product name : 25Gbps LAN WDM 25G SFP28 Transceiver Module
Data Rate : 25Gb/s
Reach : 40km
Compatible : Cisco, Juniper, HP, Huawei...
Interface : Duplex LC
Protocols : MSA Compliant
The SFP28 transceivers are high performance, cost effective modules supporting data rate of 25.78Gbps and 40km transmission distance with SMF.
The transceiver consists of three sections: a EML laser transmitter, a APD photodiode integrated with a trans-impedance preamplifier (TIA) and MCU control unit. All modules satisfy class I laser safety requirements.
The transceivers are compatible with SFP Multi-Source Agreement and SFF-8472 digital diagnostics functions.
|  			 Parameter  |  			 			 Symbol  |  			 			 Min  |  			 			 Typical  |  			 			 Max  |  			 			 Unit  |  		
|  			 Supply Voltage  |  			 			 Vcc  |  			 			 3.13  |  			 			 3.3  |  			 			 3.47  |  			 			 V  |  		
|  			 Operating Case Temperature  |  			 			 Tc  |  			 			 -40  |  			 			 
  |  			 			 85  |  			 			 ºC  |  		
|  			 Data Rate Per Lane  |  			 			 fd  |  			 			 
  |  			 			 25.78  |  			 			 
  |  			 			 Gb/s  |  		
|  			 Humidity  |  			 			 Rh  |  			 			 0  |  			 			 
  |  			 			 85  |  			 			 %  |  		
|  			 Power Dissipation  |  			 			 Pm  |  			 			 
  |  			 			 
  |  			 			 2  |  			 			 W  |  		
|  			 Fiber Bend Radius  |  			 			 Rb  |  			 			 3  |  			 			 
  |  			 			 
  |  			 			 cm  |  		
| Parameter | Symbol | Min | Typical | Max | Unit | 
| Transmitter | |||||
| Data Rate | BR | 25.78 | Gbps | ||
| Center Wavelength | Λc1 | 1272.55 | 1274.54 | nm | |
| Center Wavelength | Λc2 | 1276.89 | 1278.89 | nm | |
| Center Wavelength | Λc3 | 1281.25 | 1283.27 | nm | |
| Center Wavelength | Λc4 | 1285.65 | 1287.69 | nm | |
| Center Wavelength | Λc5 | 1290.07 | 1292.12 | nm | |
| Center Wavelength | Λc6 | 1294.53 | 1296.59 | nm | |
| Center Wavelength | Λc7 | 1299.02 | 1301.09 | nm | |
| Center Wavelength | Λc8 | 1303.54 | 1305.63 | nm | |
| Center Wavelength | Λc9 | 1308.09 | 1310.19 | nm | |
| Average Launch Power | Pout | -3 | 6 | dBm | |
| Optical Modulation Amplitude | OMA | 0 | 6 | dBm | |
| Extinction Ratio | ER | 7 | dB | ||
| Average Launch Power of OFF Transmitter | Poff | -30 | dB | ||
| Rin20OMA | -130 | dB/HZ | |||
| Optical return loss tolerance | 20 | dB | |||
| Receiver | |||||
| Center Wavelength | λc | 1260 | 1600 | nm | |
| Receiver Sensitivity in OMA3 | -19 | dBm | |||
| Stressed Receiver Sensitivity in OMA3 | -16.5 | dBm | |||
| Average Power at Receiver | -27 | -5 | dBm | ||
| Receiver Reflectance | RR | -26 | dB | ||
| LOS Assert | LOSA | -30 | dBm | ||
| LOS De-Assert – OMA | LOSD | -17 | dBm | ||
| LOS Hysteresis | LOSH | 0.5 | dB | ||
|  			 Ordering Information  |  		|
|  			 Model No.  |  			 			 Description  |  		
|  			 SFP28-25G-SR  |  			 			 25G SFP28 Transceiver Module, Multimode 850nm, SR, 300m, LC, DDM  |  		
|  			 SFP28-25G-LR  |  			 			 25G SFP28 Transceiver Module, Singlemode 1310nm, LR, 10km, LC, DDM  |  		
|  			 SFP28-25G-ER  |  			 			 25G SFP28 Transceiver Module, Singlemode 1310nm, ER, 40km, LC, DDM  |  		
| SFP28-25G- BX10-U/D | 25G SFP28 Transceiver Module, Singlemode Simplex 1270nm/1330nm, 10km, LC, DDM | 






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                        LAN WDM 25G SFP28 Ethernet Fiber Transceiver Single Mode 40km ER Images |