LIGITEK ELECTRONICS CO.,LTD.
Property of Ligitek Only
LED ARRAY
Pb
Lead-Free Parts
LA44B/2G-S14-PF
DATA SHEET
DOC. NO :
REV.
DATE
:
:
QW0905-LA44B/2G-S14-PF
A
21 - Jan. - 2008
LIGITEK ELECTRONICS CO.,LTD.
Property of Ligitek Only
PART NO. LA44B/2G-S14-PF
Page 1/5
Package Dimensions
4.4
2.9*2
2.5
±
0.5
9.0
G
5.0
3.4*2
2.9
9.65
G
2.65
3.0
±
0.5
5.05
±
0.5
2.54TYP
2.54
±
0.5
□
0.5
TYP
+
-
綠色貼紙
LG2643-1/H-PF
2.9
3.1
3.3
4.3
1.5MAX
□0.5
TYP
25.0MIN
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/2G-S14-PF
Page 2/5
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
-40 ~ +85
-40 ~ +100
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
COLOR
Viewing
angle
2
θ
1/2
(deg)
Emitted
LA44B/2G-S14-PF
GaP
Green
Lens
Water Clear
Min. Max. Min. Typ.
565
30
1.7
2.6
12
20
40
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/2G-S14-PF
Page 3/5
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
℃
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
-20
0
20
40
60
80
100
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/2G-S14-PF
Page 4/5
Soldering Condition(Pb-Free)
1.Iron:
Soldering Iron:30W Max
Temperature 350°C Max
Soldering Time:3 Seconds Max(One time only)
Distance:2mm Min(From solder joint to case)
2.Wave Soldering Profile
Dip Soldering
Preheat: 120°C Max
Preheat time: 60seconds Max
Ramp-up
2° C/sec(max)
Ramp-Down:-5°C/sec(max)
Solder Bath:260° C Max
Dipping Time:3 seconds Max
Distance:2mm Min(From solder joint to case)
Temp(° C)
260° C3sec Max
260°
5° /sec
max
120°
2° /sec
max
Preheat
60 Seconds Max
25°
0° 0
50
100
150
Time(sec)
Note: 1.Wave solder should not be made more than one time.
2.You can just only select one of the soldering conditions as above.