Top Laser Diode Products in 2024

Posted  by GoPhotonics

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A Laser Diode is a type of semiconductor device that converts electrical energy directly into a focused beam of light. Their compact size allows integration into diverse systems, making them ideal for miniaturized devices. These devices are crucial in numerous applications, notably in optical communication, barcode readers, laser pointers, and medical equipment. In 2024, several products were launched that made a significant impact on the market. We have compiled a list of trending Laser Diode products in 2024 on Gophotonics. We keep users up to date with new products, news, whitepapers, webinars, and events. 

Note: This list has been compiled based on user activity on Gophotonics. To ensure that we cover the whole range of Laser Diode, we limited the number of products from each company. The listed products are shown in a random order.

980 nm Fiber Bragg Grating Laser Diode for Multiplexing Applications

The S26-xxxx-100 from Lumentum Operations LLC is a Fiber Bragg Grating Pump Laser Diode that operates at a wavelength of 980 nm. It delivers a minimum output power of 20 mW and has a power stability of 2%. This laser diode has a cut-off wavelength of 920 nm and spectral width of up to 2 nm. It has a maximum attenuation of 2.1 dB/km and core-cladding concentricity below 0.5 μm. This laser diode has a cladding outside diameter of 125 ± 1 μm, coating outside diameter of 245 ± 10 μm, and mode field diameter of 5.9 ± 0.3 μm. It has a maximum forward voltage of 2.5 V and monitor diode responsivity of 1 μA/mW - 5 μA/mW.

The S26-xxxx-100 has an inbuilt thermoelectric cooler (TEC) and a monitor diode with a TEC voltage of 1.01 V, TEC current of 0.55 A & TEC power of 0.5 W. It has an internal thermistor with a resistance of 9.5 kOhms - 10.5 kOhms & 21.7 kOhms - 24 kOhms and thermistor constant of 3600 K - 4200 K. This laser diode consumes a maximum current of 230 mA and dissipates up to 100 mW of power. It is available in a 14-pin butterfly package that measures 39.4 mm x 40.5 mm x 12.7 mm and is ideal for dense wavelength division multiplexing EDFAs for small package designs, high bit-rate, high channel-count EDFAs, and CATV distribution applications. Other products that users commonly search for include: D2 Series, H11 Series, M29 Series, S29 Series, M31 Series, etc. Read More

830 nm CW Laser Diode for Raman Spectroscopy & Medical Applications

The BF-830-0070 from Sheaumann Laser is a Continuous Wave Laser Diode that operates at a wavelength of 830 nm. It delivers an output power of 70 mW and has a slope efficiency of 0.7 W/A. This single-mode laser diode requires a threshold current of 35 mA, DC voltage of 2.1 V, and consumes 130 mA of current. It has an internal thermoelectric cooler, a thermistor, and photodiode. This laser diode is electrically isolated and has an FC/APC connector. It is available in an electrically isolated, hermetically sealed 14-pin butterfly package and is ideal for Raman spectroscopy & medical applications. Other products that users commonly search for include: M9-940-0200-XXX, CMC-808-0500-0XX, CMC-830-1000-1XX, CMC-940-1500-1XX, CMC-808-6000-2XX, etc. Read More

1650 nm DFB Laser Diode for Fiber Optic Sensor Applications

The NLK1U5FAAA from NTT Electronics Corporation is a DFB Laser Diode that operates at a wavelength of 1650 nm. It delivers a minimum fiber output power of 15 mW and has a spectral linewidth of 2 MHz. This laser diode has a side mode suppression ratio above 35 dB and maximum dark current of 100 nA. It has a forward voltage of 1.2 V, maximum Peltier voltage of 2 V, and current of 1 A. This laser diode has a thermistor resistance of 10 kOhms and isolation of 30 dB. It has a threshold current of 15 mA and minimum monitoring current of 0.1 mA. This laser diode has an internal thermoelectric cooler, a thermistor, and photodiode. It has a pigtail fiber and supports an FC/PC connector. This laser diode is available in a butterfly-type 14-pin package and is ideal for Near-IR gas analysis, tunable diode laser absorption spectroscopy (TDLAS), and fiber optic sensor applications. Other products that users commonly search for include: NLK1U5EAAA, NLK1C5GAAA, NLK1E5EAAA, NLK1B5EAAA, NLK1C5EAAA, etc. Read More

1550 nm Multi Quantum Well Laser Diode for Laser System Applications

The LDS-1550-DFB-2.5G-15/50 from LasersCom is a Multi Quantum Well (MQW) Laser Diode that operates at a wavelength of 1550 nm. It delivers an optical power of 50 mW (pulsed) & above 15 mW (CW) and has a spectral width of 0.08 nm. This laser diode has a rise/fall time of 80 ps, slope efficiency of 0.16 W/A, and minimum polarizarion extinction ratio of 20 dB. It has a capacitance of 10 pF, dark current of less than 100 nA, and a tracking error of 0.15 dB. This laser diode has a side-mode suppression ratio of 55 dB and resonance frequency of 6 GHz.

The LDS-1550-DFB-2.5G-15/50 has a DFB cavity and built-in monitor photodiode. It uses LDS technology to increase the thermal stability of optical power. This laser diode requires a threshold current of 8 mA, DC supply voltage of 1.4 V, and consumes 100 mA of current. It is available in a coaxial or coaxial with bracket packages and supports SM/PM fiber options with FC/APC, SC/APC, FC/UPC & SC/UPC connector options. This laser diode is ideal for optical fiber communication systems with data rates of up to 2.5 Gbps and laser system applications. Other products that users commonly search for include: LDI-850-V-8.5G-2, LDS-1550-FP-1.25G-10/20L, LDS-980-FP-15, LDS-1310-DFB-2.5G-15/40L, LDS-1310-FP-2.5G-15/40L, etc. Read More

405 nm Single-Mode Laser Diode for Measurement Instrument Applications

The NDV4316 from Nichia Corporation is a Violet Laser Diode that operates at a wavelength of 405 nm. It delivers a continuous-wave optical output power of 120 mW and has a slope efficiency of 1.4 W/A. This single-mode laser diode has a parallel beam divergence of 9 degrees and perpendicular beam divergence of 19.5 degrees. It requires a threshold current of 35 mA and has an inbuilt Zener diode for protection against static electricity. This laser diode is available in a Ø5.6 mm package and is ideal for measurement instruments and household appliances. Other products that users commonly search for include: QuaLas™ RGB2, NDU4316, NDV4A16, NDS4216, NDU7216, etc. Read More

850 nm Vertical-Cavity Surface-Emitting Laser Diode for 3D Sensing Applications

The CAS850A005 from Vertilite is a Vertical-Cavity Surface-Emitting Laser (VCSEL) Diode that operates at a wavelength of 850 nm. It delivers an optical output power of 0.6 mW with a power conversion efficiency of 30% and slope efficiency of 0.8 W/A. This laser diode has a full beam divergence of 16 deg, minimum side mode suppression ratio of 20 dB, and differential resistance of 250 Ohms. It requires a threshold current of 0.8 mA, DC supply voltage of 2.1 V, and consumes a current of 1.5 mA. This laser diode is available in an Au submount package that measures 173 ± 15 µm x 173 ± 15 µm x 100 ± 10 µm and is ideal for 3D sensing applications. Other products that users commonly search for include: CAC940K010, CAC940J005, CAC850K002, P35808S2G001, CAS850150MW, etc. Read More

1550.1 nm Fiber Coupled Distributed Feedback Laser Diode

The QDFBLD-1550-50 from QPhotonics is a Fiber Coupled Distributed Feedback Laser Diode that operates at a center wavelength of 1550.1 nm. It delivers an output power of 45 mW and has a spectral width of up to 0.01 nm. This wavelength-stabilized single-mode laser diode has a wavelength temperature tunability of 0.1 nm/oC, optical isolation above 22 dB, and maximum relative intensity noise of -140 dB/Hz. It has a minimum sidemode suppression ratio of 35 dB, polarization extinction ratio of 20 dB and numerical aperture of 0.13.

The QDFBLD-1550-50 laser diode has a maximum rise time (in pulse mode) of 0.5 ns, PD reverse voltage of up to 20 V and monitor current of 0.32 mA. It has a forward voltage of 2 V, forward current of 630 mA and thermistor resistance of 10 kOhms. This laser diode requires a threshold current of 20 mA, DC supply voltage of 1.6 V, and consumes 263 mA of current. It has a built-in optical isolator, monitor photodiode, thermoelectric cooler, and thermistor. This polarization-maintaining fiber pigtailed laser diode has optional FC/PC or FC/APC connectors and is available in a 14-pin butterfly package. Other products that users commonly search for include: QDFBLD-1550-100, QDFBLD-1625-10DIL, QFBGLD-895-2, FBGLD-1060-100, QFBGLD-775-5, etc. Read More

1690 nm DFB Laser Diode for Water Vapor Spectroscopy Applications

The DFB-1690-005 from Sacher Lasertechnik is a Distributed Feedback (DFB) Laser Diode that operates at a wavelength of 1690 nm. It delivers an output power of 5 mW and has a spectral width of 1.5 MHz. This laser diode has a wavelength tuning of 2 nm and slope efficiency of 0.15 mW/mA. It has TE00 mode with a beam divergence of 24 deg (parallel) and 30 deg (perpendicular) at FWHM. This laser diode has a chip length of 300 μm and an emitter width of 3 μm x 1.5 μm. It requires a threshold current of 25 mA and consumes 65 mA of current. This laser diode has a temperature tuning coefficient of 0.12 nm/K and current tuning coefficient of 0.06 nm/mA. It is available in a TO5 housing that measures 18.51 mm x Ø 8.5 mm and is ideal for water vapor spectroscopy, scientific & industrial applications. Other products that users commonly search for include: DFB-0795-080, DFB-1644-003, DFB-1756-005, DFB-1728-005, DFB-1684-005, etc. Read More

850 nm VCSEL Diode for High Data Rate Transmission Applications

The KLD085VC-LTH32 from Dexerials Corporation is a Vertical-Cavity Surface-Emitting Laser (VCSEL) Diode that operates at a peak wavelength of 850 nm. It delivers an optical output power of 1 mW and has a maximum spectral width of 0.85 nm. This laser diode has a bandwidth of 4 GHz and slope efficiency of 0.1 mW/mA. It has a built-in monitor photodiode (PD) with a forward voltage of 1.9 V and monitor current of 20 μA. This laser diode has a PD dark current of 0.1 nA and total capacitance of 50 pF. It requires a threshold current of 1 mA, DC supply voltage of 2.1 V, and consumes 1.5 mA of current. This laser diode is available in an LC-TOSA package that measures 24 mm x 5.95 mm x 5 mm and is ideal for short-range optical communication & high data rate transmission applications. Other products that users commonly search for include: KLD085VC-H32, etc. Read More

1310 nm Fiber Pigtailed Laser Diode for Test Equipment Applications

The WSLP-1310-xxxm-9-FP from Wavespectrum Laser Inc. is a Fiber Pigtailed Laser Diode that operates at a wavelength of 1310 nm. It delivers an output power of 0.5 mW - 2 mW and has a data rate of 1.25 Gb/s - 2.5 Gb/s. This laser diode has a PD capacitance of 10 pF and maximum dark current of 0.1 μA. It has a side mode suppression ratio of 35 dB and monitor current above 0.1 mA. This laser diode has a forward voltage of 1.1 V and LD reverse voltage of 2 V. It requires a threshold current of 5 mA - 15 mA and PD operating current of 2 mA.

The WSLP-1310-xxxm-9-FP supports FC/SC/ST/LC/MU fiber optic connectors and can be controlled via both Type A and Type B connector pins. It integrates a built-in monitor and has 9 μm fiber core & an optional isolation. This laser diode is available in a Coaxial/Receptacle package and is ideal for test equipments, optical Bidi module & optical receiver, optical transmitter of analog signal, optical transmitter of data signal applications. Other products that users commonly search for include: WSLP-1350-002m-9-DFB, WSLP-1550-010m-9-DFB, WSLP-1370-002m-9-DFB, WSLP-1550-004m-PM-DFB, WSLP-1510-002m-9-DFB, etc. Read More

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