Datasheet

Everlight Electronics Co., Ltd. http://www.everlight.com Rev.:1.2 Page: 3 of 6
Device No.:DSE-671-101 ECN：
67-21UWC/1B/TR8
Electro-Optical Characteristics (Ta=25℃)
Parameter Symbol Condition Min. Typ. Max. Units
Forward Voltage V
F
I
F
=20mA -- 3.6 4.0 V
Reverse Current I
R
V
R
=5V -- -- 10
μA
Luminous Intensity I
V
I
F
=20mA 100 160 -- mcd
Viewing Angle
2θ1/2
I
F
=20mA -- 120 -- deg
Chromaticity
*1
x I
F
=10mA -- 0.29 --
Coordinates y -- 0.30 --
Notes: *The C.I.E. 1931 chromaticity diagram.
*The products are sensitive to static electricity and care must be fully taken when
handling products.
Chromaticity Coordinates Specifications for Bin Grading
Rank Chromaticity Coordinates
A x 0.220 0.220 0.260 0.260
y 0.220 0.280 0.310 0.250
B x 0.260 0.260 0.290 0.290
y 0.250 0.310 0.330 0.270
C x 0.290 0.290 0.320 0.320
y 0.270 0.330 0.350 0.290
D x 0.320 0.320 0.360 0.360
y 0.290 0.350 0.380 0.320
＊Tolerance x±0.02 y±0.02
CIE Chromaticity Diagram