Products Information

Polarization maintaining EDFA

Features
Ultra compact size (Half MSA size)
High polarization extension isolation : >20dB
Incorporating with control circuit
Polarization maintaining EDFA
Characteristics
Item Characteristics Note
Number of pump LD 1 or 2 Uncooled type
Pump wavelength 980nm and/or 1480nm  
Signal wavelength C-band (1530nm-1565nm) or L-band (1570-1610nm)  
Output signal power > +18dBm (C-band), +15dBm (L-band) At 0dBm input signal power
Noise figure < 5dB  
Polarization extinsion ratio < 20dB  
Power supply 3.3V or 5V  
Size 45_70_15mm (C-band), 45_70_20mm (L-band)  
Alarm functions Loss of input signal, Loss of output signal, LD current
alarm, Case temperature alarm		  
Monitor functions Input and output signal power, LD current, Case
temperature 		 
Control functions Constant output signal power control, Pump LD on/off  
Serial communication
interface		 Set of output signal power and alarms threshold, read of
monitor parameters		 RS-232 (Option)

Polarization combiners/splitters

Features
Low insertion loss : < 0.8dB
High polarization extension isolation : >20dB
Compact size
Polarization combiners/splitters

Characteristics
Item Characteristics Unit
Insertion Loss < 0.8 dB
Polarization extinsion ratio > 20 dB
Directivity >45 dB
Return loss > 40 dB
Dimentions 15.5x24x11.2 mm

Polarization maintaining 1x2 switch

Features
Low insertion loss : < 1.2dB
High polarization extension isolation : >20dB
Low cross talk : > 60dB
Polarization maintaining 1x2 switch
Characteristics
Item Characteristics Unit
Wavelength 1280 -1620 mm
Insertion loss < 1.2 dB
Repeatbility < +/- 0.01 dB
Polarization extinsion ratio > 20 dB
Cross-talk >60 dB
Return Loss >40 dB
Latching power Unnecessary  
Switching speed >10 ms
Supply voltage 3.5 to 4.0 VDC VDC
Input impedance 11.8 +/- 2 ohm ohm
Optical Connector FC / LC / SC  
Operating Temperature -20 to +70 degreeC
Storage Temperature -40 to +85 degreeC
Dimensions W 22_L 15.8_H 8.5 mm
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