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UMC 780-830nm

UMC 780-830nm

UMC 780-830nm

Product catalog summary
Overview: Coherent's 780-830 nm diode laser chips are based on Aluminum-free Active Area (AAA™) epitaxy, offering high reliability and performance. They are available in 3.5W 100 µm and 7W 200 µm wide emitters, with customizable specifications.
Features:
  • AAA epitaxial technology for enhanced reliability and lifetime.
  • High efficiency with up to 7W output from a 200 µm emitter and 3.5W from a 100 µm emitter.
Applications:
  • Laser Pumping
  • Medical
  • Materials Processing
  • Illumination
Specifications:
  • 100 µm Emitter Width: Optical output power of 3W to 3.5W, with a chip width of 500 µm and cavity length of 2 mm. Fast axis divergence is 31 degrees, and slow axis divergence is less than 10 degrees.
  • 200 µm Emitter Width: Optical output power of 5W to 7W, with similar chip dimensions. Fast axis divergence is 31 degrees, and slow axis divergence is less than 10 degrees.
  • Both configurations have a wavelength temperature coefficient of 0.28 nm/°C and an expected lifetime of over 20,000 hours.
Chip Bar Parameters: Emitter width options of 100 µm and 200 µm, with a pitch of 500 µm and a cavity length of 2 mm. Chip-bar dimensions are 11.5 x 2 mm with a thickness of 135 µm.
Delivery and Operation Notes: Chips are delivered as multi-emitter chip-bars, requiring customer cleaving. Negative current transients over 25 µA and reverse voltages over 3V can damage the device.
Warranty and Compliance: Coherent offers a limited warranty and ensures compliance with Federal Regulations for laser devices. For more details, contact Coherent or visit their website.
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Catalog excerpts

UMC 780-830nm-1

Unmounted Diode Laser Chips (UMCs) 780 nm to 830 nm Based on Coherent's legendary Aluminum-free Active Area (AAA™) epitaxy, Coherent 780-830 nm devices provide unsurpassed reliability and performance. Standard options include 3.5W 100 pm and 7W 200 pm wide emitters. Specifications and options—including power, wavelength, and package design—can be tailored to your demands. Please contact Coherent to discuss your unique requirements. FEATURES • Unique AAA epitaxial technology for highest reliability and lifetime • High efficiency • Up to 7W from a 200 pm wide emitter • Up to 3.5W from a 100 pm wide emitter APPLICATIONS • Laser Pumping • Medical • Materials Processing • Illumination

 Open the catalog to page 1
UMC 780-830nm-2

1 Wavelength specifications are based on testing of unmounted bars under low current, low duty cycle, short-pulsewidth test conditions. Contact factory for details. 2 Devices are qualified on a Coherent c-mount operated at full power and 25°C. Customers' results may vary as a function of packaging stress, packaging thermal resistance, operating power, and temperature. 3 Specifications listed here apply at beginning of life. Operating current at end of life is 120% the operating current at beginning of life. 4 Please consult the factory for any requirements not listed, including the following...

 Open the catalog to page 2
UMC 780-830nm-3

1 Wavelength specifications are based on testing of unmounted bars under low current, low duty cycle, short-pulsewidth test conditions. Contact factory for details. 2 1W to 7W devices are qualified on a Coherent c-mount operated at full power and 25 deg C. Customers' results may vary as a function of packaging stress, packaging thermal resistance, operating power, and temperature. 3 10W devices are qualified as a full 13-emitter bar packaged on a Coherent conduction cooled bar package. Contact factory for details. 4 Specifications listed here apply at beginning of life. Operating current at...

 Open the catalog to page 3
UMC 780-830nm-4

Unmounted Diode Laser Chips, 780 nm to 830 nm Datasheet Coherent, Inc., 5100 Patrick Henry Drive Santa Clara, CA 95054 p. (800) 527-3786 | (408) 764-4983 f. (408) 764-4646 [email protected] www.Coherent.com Coherent follows a policy of continuous product improvement. Specifications are subject to change without notice. Coherent’s scientific and industrial lasers are certified to comply with the Federal Regulations (21 CFR Subchapter J) as administered by the Center for Devices and Radiological Health on all systems ordered for shipment after August 2, 1976. Coherent offers a limited warranty...

 Open the catalog to page 4

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.