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SPECIFICATIONS
( 2 ) Electro-optical Characteristics
( Tc=25 C )
Parameter
Condition
IF=480mA
IF=480mA
Symbol
VF
Min.
8.75
298
Typ.
9.30
350
Max.
10.5
-
Unit
V
Forward Voltage
Luminous Flux
Φv
lm
General Color
Rendering Index
IF=480mA
Ra
-
-
85
-
-
-
Junction-case
Thermal Resistance
Rj-c
6.0
C/W
Chromaticity coordinates ( Condition : IF=480mA ,Tc=25 C )
Color rank
Center 0.3447 0.3553
x
y
a
b
c
0.3551 0.3760
0.3376 0.3616
0.3366 0.3369
0.3515 0.3487
N1
d
0.39
0.38
0.37
0.36
0.35
0.34
0.33
0.32
0.32
0.33
0.34
0.35
0.36
0.37
x
Note: The tolerance of measurement at our tester is VF±3% , Φv±10% , Chromaticity(x,y)±0.005.
Approved
Checked Drawn
Symbol
Name
CITILED
CL-L251-MC4N1-C
Drawing No
Issue of first edition
Description Appro.
-
2010/3/1
CITIZEN ELECTRONICS CO.,LTD.
Ref.CE-P594 03/10
Mark Date
CITIZEN [ CITIZEN ELECTRONICS CO., LTD. ]
