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L4-2486-003 Datasheet(PDF) 3 Page - JDS Uniphase Corporation |
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L4-2486-003 Datasheet(HTML) 3 Page - JDS Uniphase Corporation |
3 / 5 page 3 2486-L4 SERIES Specifications for L4-2486-003 and L4-2486-0051 Parameter Symbol Minimum Typical Maximum Laser Characteristics CW output power, 0.14 NA Po 1.0 W - - Mean wavelength2 λp 815 nm 830 nm 845 nm Spectral width (90% integrated power) Δλ - 2 nm 7 nm Slope efficiency η D - 0.95 W/A - Conversion efficiency η - 44% - Threshold current Ith - 280 mA 350 mA Operating current (BOL) Iop - 1.4 A 2.0 A Forward voltage Vf - 1.6 V 2.0V Series resistance Rs - 0.07 Ω - Recommended case temperature Tc 20°C 25°C 45°C Wavelength tuning vs. temperature3 Δλ/ΔT - 0.3 nm/°C - Wavelength tuning vs. output power Δλ/ΔP - 1.6 nm/W - Fiber Characteristics Fiber core diameter dc - 60 µm - Fiber numerical aperture NA 0.20 0.22 0.24 Fiber cladding dcl - 125 µm - Fiber buffer db - 250 µm - Fiber length lf 0.3 m 1 m 2.5 m 1. All performance data is measured at 25°C, beginning of life (BOL). 2. Weighted average "center of mass" spectral point at 25°C at PO 3. Change in Δλ mean with case temperature over Top Specifications for L4-2486-004 and L4-2486-0061 Parameter Symbol Minimum Typical Maximum Laser Characteristics CW output power, 0.22 NA Po 2.0 W - - CW output power, 0.12 NA Po 1.3 W - - Mean wavelength2 λp 815 nm 830 nm 845 nm Spectral width (90% integrated power) Δλ - 2 nm 7 nm Slope efficiency η D - 1.0 W/A - Conversion efficiency η - 50% - Threshold current Ith - 280 mA 350 mA Operating current (BOL) Iop - 2.3 A 2.7 A Forward voltage Vf - 1.7 V 2.0 V Series resistance Rs - 0.07 Ω - Recommended case temperature Tc 20°C 25°C 45°C Wavelength tuning vs. temperature3 Δλ/ΔT - 0.3 nm/°C - Wavelength tuning vs. output power Δλ/ΔP - 1.6 nm/W - Fiber Characteristics Fiber core diameter dc - 60 µm - Fiber numerical aperture NA 0.20 0.22 0.24 Fiber cladding dcl - 125 µm - Fiber buffer db - 250 µm - Fiber length lf 0.3 m 1 m 2.5 m 1. All performance data is measured at 25°C, beginning of life (BOL). 2. Weighted average "center of mass" spectral point at 25°C at PO 3. Change in Δλ mean with case temperature over Top |
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