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参数资料
| 型号： | SML12YG4H-TR |
| 厂商： | LEDTRONICS INC |
| 元件分类： | LED |
| 英文描述： | DUAL COLOR LED, YELLOW/HIGH EFFICIENCY GREEN, 2.7 mm |
| 文件页数： | 3/6页 |
| 文件大小： | 913K |
| 代理商： | SML12YG4H-TR |
Part No.
Page
3 of 6
SML12YG4H-TR
23105 Kashiwa Court, Torrance, CA 90505
Phone: (800) 579-4875 or (310) 534-1505 Fax: (310) 534-1424
E-mail: webmaster@ledtronics.com
Website: http://www.ledtronics.com
DSTR0246
DWG NO.
●
Electrical and optical characteristics(Ta=25 )
Parameter
Symbol
Condition
Color
Min.
Typ.
Max.
Unit
Forward Voltage
Vf
IF=20mA
Yellow
Hi-Eff Green
-
2.1
2.2
2.6
V
Luminous Intensity
Iv
IF=20mA
Yellow
Hi-Eff Green
-
10.0
-
mcd
Reverse Current
IR
VR=5V
Yellow
Hi-Eff Green
-
100
A
Peak Wave Length
λ
p
IF=20mA
Yellow
Hi-Eff Green
587
565
592
570
582
560
nm
Dominant Wave Length
λ
d
IF=20mA
Yellow
Hi-Eff Green
588
570
592
574
585
565
nm
Spectral Line Half-width
Δλ
IF=20mA
Yellow
Hi-Eff Green
-
36
29
-
nm
Veiwing Angle
2θ1/2
IF=20mA
Yellow
Hi-Eff Green
Yellow
-
120
-
deg
-
IF=20mA
Chromaticity Coordinates
-
X
Y
-
0.55
0.44
Hi-Eff Green
-
IF=20mA
Chromaticity Coordinates
-
X
Y
-
0.45
0.54
●
Typical Electro-Optical Characteristics Curves
Fig.3 Forward current vs. forward voltage
Fig.5 Relative luminous intensity vs. forward current
R
el
at
iv
e
lu
m
in
ou
s
in
te
ns
ity
(@
20
m
A
)
5
0
0.5
1.0
1.5
2.0
0
10
Fo
rw
ar
d
cu
rre
nt
(m
A
)
20
30
40
10
20
30
Forward current (mA)
50
(G)
(Y)
Forward voltage(V)
1
2
3
4
(Y)
(G)
5
Fig.1 Relative intensity vs. wavelength
R
el
at
iv
e
ra
di
an
ti
nt
en
si
ty
0.5
530
0
1.0
(G)
Wavelength (nm)
0
3
6
0
8
5
(Y)
680
Fig.4 Relative luminous intensity vs.
40
0.4
0.5
R
el
at
iv
e
ra
dl
an
ti
nt
en
si
ty
0.7
0.8
0.9
1.0
0.1
0.3
0.2
0.5
0
-40
R
el
at
iv
e
lu
m
in
ou
s
in
te
ns
ity
(N
or
m
al
iz
ed
@
20
m
A
)
1.0
1.5
2.0
3.0
2.5
Ambient temperature Ta( C)
Fig.6 Radiation diagram
-20
A
0
10
20
ambient temperature
0.6
90
80
60
70
40
50
20
30
60
80
Fig.2 Forward current derating curve
Fo
rw
ar
d
C
ur
re
nt
(m
A
)
0
10
20
30
50
40
60
Ambient temperature Ta( C)
40
20
60
vs. ambient temperature
100
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