Preliminary
Ultraviolet Emitter
Product No:
MTSM275UV-F1120
Peak Emission Wavelength: 275 nm
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=25ºC)
ITEMS
SYMBOL
RATINGS
UNIT
Forward Current
If
30
mA
Power Dissipation
Pd
210
mW
Reverse Voltage
Vr
6
V
Storage Temperature
Tstg
100
ºC
Note: Also available on PCB - Star Board
MTSM275UV-F1120S
Electrical & Optical Characteristics (Ta = 25ºC)
I TE M S
SYM BOL
CONDITION
MINIMUM
MAXIMUM
Peak Wavelength [1]
λp
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
∆λ
IF=20mA
9.0
15.0
nm
Viewing Angle
2Ө1/2
IF=20mA
Thermal Resistance (Tj-Tsp) Rth
125 +/-5
deg
20
--
UNIT
ºC/W
_ ºC/W, Forward Current=20mA, 20% RH 70%-range
Ta=25 ºC, with external heat sink Rth (sp-a) [5]
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