LIGITEK ELECTRONICS CO.,LTD.
Property of Ligitek Only
LED ARRAY
Pb
Lead-Free Parts
LA44B/G.EY-S2-PF
DATA SHEET
DOC. NO :
REV.
DATE
:
:
QW0905-LA44B/G.EY-S2-PF
A
01 - Apr. - 2006
LIGITEK ELECTRONICS CO.,LTD.
Property of Ligitek Only
PART NO. LA44B/G.EY-S2-PF
Page 1/7
Package Dimensions
3.0
±
0.5
4.4
9.0
ψ
3.4X2
G
5.0
ψ
3.0X2
9.65
2.65
EY
3.3±0.25
□
0.5
TYP
E
2.54TYP
5.05±0.5
Y
1
2
2.54±0.5
+
1
-
2
LG2340-1-PF
3.0
LEY2362-PF
3.0
5.0
1.5MAX
1.5MAX
5.0
E
□
0.5
TYP
25.0MIN
□
0.5
TYP
25.0MIN
1
Y
2
1.0MIN
2.54TYP
1
2
1.0MIN
2.54TYP
+
-
Note : 1.All dimension are in millimeter tolerance is
±
0.25mm unless otherwise noted.
2.Specifications are subject to change without notice.
LIGITEK ELECTRONICS CO.,LTD.
Property of Ligitek Only
PART NO. LA44B/G.EY-S2-PF
Page 2/7
Absolute Maximum Ratings at Ta=25
℃
Absolute Maximum Ratings
Parameter
Symbol
G
Forward Current
Peak Forward Current
Duty 1/10@10KHz
Power Dissipation
Reverse Current @5V
Operating Temperature
Storage Temperature
I
F
I
FP
PD
Ir
T
opr
Tstg
30
120
100
10
E
30
120
100
10
-40 ~ +85
-40 ~ +100
Y
20
80
60
10
mA
mA
mW
UNIT
μ
A
℃
℃
Typical Electrical & Optical Characteristics (Ta=25
℃
)
Forward
Peak
Spectral
voltage
wave
halfwidth
length
△λ
nm
@20mA(V)
λ
Pnm
Luminous
intensity
@10mA(mcd)
PART NO
MATERIAL
Emitted
GaP
Green
COLOR
Lens
Green Diffused
Viewing
angle
2
θ
1/2
(deg)
Min. Max. Min. Typ.
565
635
30
45
35
1.7
1.7
1.7
2.6
2.6
2.6
8.0
1.8
1.8
20
4.0
4.0
80
100
100
LA44B/G.EY-S2-PF
GaAsP/GaP
Orange
White Diffused
GaAsP/GaP
Yellow
585
Note : 1.The forward voltage data did not including
±
0.1V testing tolerance.
2. The luminous intensity data did not including
±
15% testing tolerance.
LIGITEK ELECTRONICS CO.,LTD.
Property of Ligitek Only
PART NO. LA44B/G.EY-S2-PF
Page 3/7
Typical Electro-Optical Characteristics Curve
G CHIP
Fig.1 Forward current vs. Forward Voltage
1000
Fig.2 Relative Intensity vs. Forward Current
3.5
Forward Current(mA)
100
10
1.0
Relative Intensity
Normalize @20mA
1.0
2.0
3.0
4.0
5.0
3.0
2.5
2.0
1.5
1.0
0.5
0.0
1.0
10
100
1000
0.1
Forward Voltage(V)
Fig.3 Forward Voltage vs. Temperature
1.2
Forward Current(mA)
Fig.4 Relative Intensity vs. Temperature
3.0
Forward Voltage@20mA
Normalize @25
℃
Relative Intensity@20mA
Normalize @25
℃
-20
0
20
40
60
80
100
1.1
2.5
2.0
1.5
1.0
0.5
0.0
-40
-20
0
20
40
60
80
100
1.0
0.9
0.8
-40
Ambient Temperature(
℃
)
Ambient Temperature(
℃
)
Fig.5 Relative Intensity vs. Wavelength
1.0
Relative Intensity@20mA
0.5
0.0
500
550
600
650
Wavelength (nm)
LIGITEK ELECTRONICS CO.,LTD.
Property of Ligitek Only
PART NO. LA44B/G.EY-S2-PF
Page 4/7
Typical Electro-Optical Characteristics Curve
E CHIP
Fig.1 Forward current vs. Forward Voltage
1000
Fig.2 Relative Intensity vs. Forward Current
3.0
Forward Current(mA)
100
Relative Intensity
Normalize @20mA
1.0
2.0
3.0
4.0
5.0
2.5
2.0
1.5
1.0
0.5
0.0
1.0
10
100
1000
10
1.0
0.1
Forward Voltage(V)
Fig.3 Forward Voltage vs. Temperature
1.2
Forward Current(mA)
Fig.4 Relative Intensity vs. Temperature
3.0
Forward Voltage@20mA
Normalize @25
℃
Relative Intensity@20mA
Normalize @25
℃
-40
-20
0
20
40
60
80
100
1.1
2.5
2.0
1.5
1.0
0.5
0.0
-40
-20
0
20
40
60
80
100
1.0
0.9
0.8
Ambient Temperature(
℃
)
Ambient Temperature(
℃
)
Fig.5 Relative Intensity vs. Wavelength
Relative Intensity@20mA
1.0
0.5
0.0
550
600
650
700
750
Wavelength (nm)
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