976nm 530W Wavelength-Locked Fiber Coupled Semiconductor Laser (K976BNERN-530.0WN0N-20022F20EFF)

976nm 530W Wavelength-Locked Fiber Coupled Semiconductor Laser (K976BNERN-530.0WN0N-20022F20EFF)

Supplier
Bwt
Part Number
976nm 530W Wavelength-Locked Fiber Coupled Semiconductor Laser (K976BNERN-530.0WN0N-20022F20EFF)
Category
Laser Diodes
Origin
China

The K976BNERN-530.0WN0N-20022F20EFF is a high-power, wavelength-locked fiber coupled semiconductor laser developed by BWT. It delivers a minimum output power of 530W at a center wavelength of 976±1nm through a 200μm core / 0.22NA multimode fiber with an FC bare ferrule connector. Featuring a narrow spectral width of 0.7nm (FWHM), 50% typical power conversion efficiency and built-in anti-reflection protection over 1020~1200nm with 30dB isolation, this module is specifically designed as a reliable, stable pump source for fiber lasers. The laser operates at a typical current of 26.0A and voltage of 42.0V, with a wavelength temperature coefficient of only 0.02nm/°C, ensuring excellent wavelength stability. It is housed in a compact 172×70×21mm package with 4 mounting holes and 2 electrode pins, and requires base plate temperature control within 23~27°C.

Specification Snapshot
Output Power
≥530W
Center Wavelength
976±1nm
Fiber Core Diameter
200μm
Cladding Diameter
220μm
Fiber Length
2m
Bending Radius
≥88mm
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Overview

The K976BNERN-530.0WN0N-20022F20EFF is a high-power, wavelength-locked fiber coupled semiconductor laser developed by BWT. It delivers a minimum output power of 530W at a center wavelength of 976±1nm through a 200μm core / 0.22NA multimode fiber with an FC bare ferrule connector. Featuring a narrow spectral width of 0.7nm (FWHM), 50% typical power conversion efficiency and built-in anti-reflection protection over 1020~1200nm with 30dB isolation, this module is specifically designed as a reliable, stable pump source for fiber lasers. The laser operates at a typical current of 26.0A and voltage of 42.0V, with a wavelength temperature coefficient of only 0.02nm/°C, ensuring excellent wavelength stability. It is housed in a compact 172×70×21mm package with 4 mounting holes and 2 electrode pins, and requires base plate temperature control within 23~27°C.

Specifications

ParameterValue
Output Power≥530W
Center Wavelength976±1nm
Spectral Width (FWHM)Typ. 0.7nm; Max. 1.0nm
Wavelength Temperature CoefficientTyp. 0.02nm/°C
Wavelength Current CoefficientTyp. 0.03nm/A
Power Conversion EfficiencyTyp. 50%
Threshold CurrentTyp. 1.3A
Operating CurrentTyp. 26.0A; Max. 29.0A
Operating VoltageTyp. 42.0V; Max. 50.0V
Slope EfficiencyTyp. 22.0W/A
Fiber Core Diameter200μm
Cladding Diameter220μm
Numerical aperture0.22
Fiber Length2m
Fiber Jacket0.9mm
Bending Radius≥88mm
Fiber ConnectorFC Bare Ferrule
Anti-reflection Band1020~1200nm
Isolation30dB
ESD≤500V
Storage Temperature-20~70°C
Soldering Temperature≤260°C
Soldering Time≤10s
Operating Temperature (Base Plate)23~27°C (Typ. 25°C)
Relative Humidity15~75%
90% Energy Wavelength Range974.5~977.5nm
Outline Dimensions172×70×21mm
Mounting Holes4×∅3.4mm
Electrode Pins2×∅2mm
Pin AssignmentPin 1: Laser (+); Pin 2: Laser (-)
Test ConditionsNominal output power @25°C

Applications

1. Pump source for fiber lasers 2. Scientific research

Key Features

1. Wavelength-locked output at 976±1nm with excellent spectral stability 2. High output power of 530W delivered from a 200μm fiber core 3. Fiber numerical aperture of 0.22NA 4. Built-in anti-reflection function over 1020~1200nm with 30dB isolation, protecting the module from back-reflected light of fiber lasers 5. High power conversion efficiency of 50% typical 6. Narrow spectral width of 0.7nm (FWHM), with 90% of energy concentrated within 974.5~977.5nm 7. Low wavelength drift of 0.02nm/°C and 0.03nm/A 8. Compact 172×70×21mm package with FC bare ferrule fiber output

Datasheet

Product Datasheet
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Supplier Information

<p>Founded in 2003, Kaipulin Optoelectronics (BWT) is committed to 'Let the dream drive the light' as its mission, and aims to become a global leader in laser solutions. It provides semiconductor, fiber, and ultrafast laser products and solutions worldwide. The company has established multiple R&D and production centers in Beijing, Jiangsu, Shenzhen, and Tianjin, and set up a German subsidiary in 2020. Its products are sold in over 60 countries, applied in industrial, medical, commercial, scientific, and information fields.</p>

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976nm 530W Wavelength-Locked Fiber Coupled Semiconductor Laser (K976BNERN-530.0WN0N-20022F20EFF)
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