1310/1550nm Polarization Insensitive
SM Dual Fiber Isolator
Features:
l High isolation
l Low insertion loss 
l High return loss
l Low polarization sensitivity
l Optical path epoxy free
Applications:
l Fiberoptic amplifiers
l CATV fiberoptic links
l Fiberoptic systems testing
l Fiberoptic LAN systems
l Telecommunications
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Specifications: (Standard) Single stage
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Parameter
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Premium
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A Grade
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Operating Wavelength (nm)
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1550
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Minimum Isolation * (dB)
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>30
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>28
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Typical Insertion Loss** (dB)
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<0.5
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<0.7
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Maximum Insertion Loss*** (dB)
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<0.7
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<0.8
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Return loss (In/Out) (dB)
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>60/55
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>55
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PDL (dB)
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< 0.10
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< 0.15
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PMD (ps)
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0.2(0.05 available upon request)
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Bandwidth (nm)
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+15
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Operating Temperature (° C)
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-5 ~ + 70
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Storage Temperature (° C)
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-40 ~ +85
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Fiber Type
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SMF-28e bare fiber
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Fiber Length (Min.)
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1 Meter Each End
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Package Dimension (mm)
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5.5x32
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Power Handling (mW)
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300
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Note: 1. * At 23° C over bandwidth
2. ** Does not include connector, splice and fiber-end fresnel losses
3. *** Including PDL, center wavelength + 15 nm, -5 to + 70° C
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Specifications: (Standard) Dual stage
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Parameter
|
Premium
|
A Grade
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Operating Wavelength (nm)
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1550
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Minimum Isolation * (dB)
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>45
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>44
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Typical Insertion Loss** (dB)
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<0.7
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<0.8
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Maximum Insertion Loss*** (dB)
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<0.8
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<0.9
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Return loss (In/Out) (dB)
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>60/55
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>55
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PDL (dB)
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<0.1
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<0.15
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PMD (ps)
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0.1(0.05 available upon request)
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Bandwidth (nm)
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+30
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Operating Temperature (° C)
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-5 ~ + 70
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Storage Temperature (° C)
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-40 ~ +85
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Fiber Type
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SMF-28e bare fiber
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Fiber Length (Min.)
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1 Meter Each End
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Package Dimension (mm)
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f 5.5x32
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Power Handling (mW)
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300
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Note: 1. * At 23° C over bandwidth
2. ** Does not include connector, splice and fiber-end fresnel losses
3. *** Including PDL, center wavelength + 30 nm, -5 to + 70° C
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Ordering Information:
DOIS-XX- XXXX -X -X X- XX
A B C D E FG
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A
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Type
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IS=Single stage
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IU=Dual stage
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B
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Wavelength
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13=1310nm
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14=1480nm
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15=1550nm
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LB=L Band
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XX= Customer
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C
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Grade
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P= Grade “P”
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A= Grade “A”
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D
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Pigtail Style
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1=250um Bare Fiber
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2=900um Jacket
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3=3mm Cable
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E
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Fiber Length
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1=1.0m
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2=1.5m
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3=2.0m
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4=Customer Length
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FG
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In/Out Connector
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0=None
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1=FC/APC
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2=FC/PC
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3=SC/APC
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4=SC/PC
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5=ST
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6=LC
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Fiber Isolator Information