LIGITEK ELECTRONICS CO.,LTD.
Property of Ligitek Only
LED ARRAY
Pb
Lead-Free Parts
LA294B-1/5G-PF
DATA SHEET
DOC. NO :
REV.
DATE
:
:
QW0905- LA294B-1/5G-PF
C
17 - Mar. - 2009
發行
立碁電子
DCC
LIGITEK ELECTRONICS CO.,LTD.
Property of Ligitek Only
PART NO. LA294B-1/5G-PF
Page 1/5
17.3
Package Dimensions
4.5
2.4±0.5
ψ
3.15x5
1st
G
2nd
G
5.0
3rd
4th
5th
G
25.6
G
G
2.5
0.5
TYP
2.54TYP
3.5±0.5
+ -
5±0.5
7.54±0.5
10.08±0.5
12.62±0.5
15.16±0.5
1st and 2nd are LG2340/S45/H-PF
3rd and 4fd and 5th are LG2340-1/F181/H-PF
LG2340-1/F181/H-PF
3.0
LG2340/S45/H-PF
3.0
5.0
1.5MAX
5.0
1.5MAX
0.7MAX
28.5MIN
45.0MIN
□
0.5
TYP
1.0MIN
□
0.5
TYP
1.0MIN
2.54TYP
+
-
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. LA294B-1/5G-PF
Page 2/5
Absolute Maximum Ratings at Ta=25
℃
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
℃
)
PART NO
MATERIAL
Emitted
GaP
COLOR
Forward
Peak
Spectral
voltage
wave
halfwidth
@20mA(V)
length
△λ
nm
λ
Pnm
Luminous
intensity
@10mA(mcd)
Viewing
angle
2
θ
1/2
(deg)
Lens
565
565
30
30
Min. Max. Min. Typ.
1.7
1.7
2.6
2.6
8.0
8.0
20
20
80
80
Green Green Diffused
Green Green Diffused
LA294B-1/5G-PF
GaP
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. LA294B-1/5G-PF
Page 3/5
Typical Electro-Optical Characteristics Curve
G CHIP
Fig.1 Forward current vs. Forward Voltage
Fig.2 Relative Intensity vs. Forward Current
3.5
1000
Forward Current(mA)
100
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
10
1.0
0.1
Forward Voltage(V)
Fig.3 Forward Voltage vs. Temperature
Forward Current(mA)
Fig.4 Relative Intensity vs. Temperature
3.0
2.5
2.0
1.5
1.0
0.5
0.0
-40
-20
0
20
40
60
80
100
Forward Voltage@20mA
Normalize @25
℃
1.1
1.0
0.9
0.8
-40
-20
0
20
40
60
80
100
Relative Intensity@20mA
Normalize @25
℃
1.2
Ambient Temperature(
℃
)
Ambient Temperature(
℃
)
Fig.5 Relative Intensity vs. Wavelength
Fig.6 Directive Radiation
Relative Intensity@20mA
1.0
0.5
0.0
500
550
600
650
Wavelength (nm)
LIGITEK ELECTRONICS CO.,LTD.
Property of Ligitek Only
PART NO. LA294B-1/5G-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: 120seconds 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
120 Seconds Max
25°
0° 0
100
200
250
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.
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