Preliminary Ultraviolet Emitter Product No: MTSM275UV-F1120 Peak Emission Wavelength: 275nm The MTSM275UV-F1120 is a deep ultraviolet light emitting diode with peak emmission wavelengths from 270nm to 280nm. The LED is sealed in a ceramic package with UV stable encapsulation. It incorporates state of the art surface mount device (SMD) design and low thermal resistance. FEATURES APPLICATIONS > Deep ultraviolet LED > Disinfection > Low thermal resistance > Fluorescent spectroscopy > SMT solderable > Chemical and Biological Analysis Absolute Maximum Ratings (Ta=25C) ITEMS SYMBOL RATINGS UNIT Forward Current If 30 mA Power Dissipation Pd 210 mW Reverse Voltage Vr 6 V Storage Temperature Tstg 100 C N ote: Also available on PCB - Star Board MTSM275UV-F1120S Electrical & Optical Characteristics (Ta = 25C) ITEMS SYMBOL CONDITION MINIMUM MAXIMUM UNIT Peak Wavelength 1 p IF=20mA 270 280 nm Power Output 2 Po 3 IF=20mA 1.0 2.0 mW Forward Voltage 4 Vf IF=20mA 5.0 7.0 V FWHM IF=20mA 9.0 15.0 nm Viewing Angle 2 IF=20mA 125 +/-5 deg 1/2 Thermal Resistance (Tj-Tsp) Rth -- 20 C/W Ta=25 C, with external heat sink Rth (sp-a) 5 <20 C/W, Forward Current=20mA, 20% RH 70%-range Notes: 1 Peak wavelength measurement tolerance is 2 nm 2 Optcal power output measurement tolerance is 10% 3 Popt is the Output Optcal Power as measured with a radiometer with an integrated sphere 4 Forward voltage measurement tolerance is 2% 5 R defned as thermal resistance from solder point to ambient th(sp-a) 6 The exposure to the absolute maximum rated conditons may afect device reliability 2016-08-08 Global Headquarters, 3 Northway Lane North, Latham, NY 12110, USA www.marktechopto.com 1 TOLL FREE: 1-800-984-5337 PHONE: 518-956-2980 FAX: 518-785-4725 EMAIL: info marktechopto.comUltraviolet Emitter Product No: MTSM275UV-F1120 Notes: 1 All dimensions in millimeters inches 2 Drawings not to scale 3 All dimensions are for reference only 2016-08-08 Global Headquarters, 3 Northway Lane North, Latham, NY 12110, USA www.marktechopto.com 2 TOLL FREE: 1-800-984-5337 PHONE: 518-956-2980 FAX: 518-785-4725 EMAIL: info marktechopto.com