LIGITEK ELECTRONICS CO.,LTD.
Property of Ligitek Only
SUPER BRIGHT ROUND TYPE LED LAMPS
Pb
Lead-Free Parts
LVY2640-1-AS/H-PF
DATA SHEET
DOC. NO :
REV.
DATE
:
:
QW0905-LVY2640-1-AS/H-PF
A
22 - Jan. - 2008
LIGITEK ELECTRONICS CO.,LTD.
Property of Ligitek Only
PART NO. LVY2640-1-AS/H-PF
Page 1/5
Package Dimensions
2.9
3.1
3.3
4.3
1.5MAX
25.0MIN
□
0.5
TYP
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.
Directivity Radiation
0
°
-30
°
30
°
-60
°
60
°
100% 75% 50%
25%
0
25% 50% 75% 100%
LIGITEK ELECTRONICS CO.,LTD.
Property of Ligitek Only
PART NO. LVY2640-1-AS/H-PF
Page 2/5
Absolute Maximum Ratings at Ta=25
℃
Ratings
Parameter
Symbol
VY
Forward Current
Peak Forward Current
Duty 1/10@10KHz
Power Dissipation
Reverse Current @5V
Electrostatic Discharge( * )
Operating Temperature
Storage Temperature
I
F
I
FP
PD
Ir
ESD
T
opr
Tstg
30
60
75
10
2000
-40 ~ +85
-40 ~ +100
mA
mA
mW
UNIT
μ
A
V
℃
℃
*
Static Electricity or power surge will damage the LED. Use of a conductive wrist band or anti-electrosatic
glove is recommended when handing these LED. All devices, equipment and machinery must be properly
grounded.
Typical Electrical & Optical Characteristics (Ta=25
℃
)
PART NO
MATERIAL
Emitted
COLOR
Forward
Dominant
Spectral
voltage
wave
halfwidth
length
△λ
nm
@ 20mA(V)
λ
Dnm
Luminous
intensity
@20mA(mcd)
Viewing
angle
2
θ
1/2
(deg)
Lens
590
20
Min. Max. Min. Typ.
1.7
2.6
120
220
50
LVY2640-1-AS/H-PF
AlGaInP
Yellow Yellow Diffused
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. LVY2640-1-AS/H-PF
Page 3/5
Typical Electro-Optical Characteristics Curve
VY CHIP
Fig.1 Forward current vs. Forward Voltage
Fig.2 Relative Intensity vs. Forward Current
1000
3.0
Forward Current(mA)
100
10
Relative Intensity
Normalize @20mA
1.5
2.0
2.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
1.0
10
100
1000
1.0
0.1
1.0
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. LVY2640-1-AS/H-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 body)
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:265° C Max
Dipping Time:5 seconds Max
Distance:2mm Min(From solder joint to body)
Temp(° C)
265
°
C5sec 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.
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