RECTANGLE TYPE LED LAMPS
Description
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LIGITEK ELECTRONICS CO.
,LTD.
Property of Ligitek Only RECTANGLE TYPE LED LAMPS
LY55140
DATA SHEET
DOC.
NO : REV.
DATE : :
QW0905- LY55140 A 07 - Apr.
- 2005
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,LTD.
Property of Ligitek Only
PART NO.
LY55140
Page 1/4
Package Dimensions
2.
0
3.
0
4.
0 1.
5 MAX
¡¼
0.
5 TYP
25.
0MIN
1.
0MIN 2.
54TYP Note : 1.
All dimension are in millimeter tolerance is ¡Ó 0.
25mm unless otherwise noted.
2.
Specifications are subject to change without notice.
Directivity Radiation
0¢X -30¢X 30¢X
-60¢X
60¢X
100% 75% 50%
25%
0
25% 50% 75% 100%
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DataSheet4U.
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,LTD.
Property of Ligitek Only
PART NO.
LY55140 Page 2/4
Absolute Maximum Ratings at Ta=25 ¢J
Ratings Parameter Symbol Y Forward Current Peak Forward Current Duty 1/10@10KHz Power Dissipation Reverse Current @5V Operating Temperature Storage Temperature Soldering Temperature IF IFP PD Ir Topr Tstg Tsol 20 80 60 10 -40 ~ +85 -40 ~ +100 Max 260 ¢J for 5 sec Max (2mm from body) mA mA mW UNIT
£g A ¢J ¢J
Typical Electrical & Optical Characteristics (Ta=25 ¢J )
PART NO
MATERIAL Emitted
COLOR
Forward Peak Spectral voltage wave halfwidth length ¡µ£f nm @ 20mA(V) £f Pnm
Luminous intensity
@10mA(mcd)
Viewing angle 2£c 1/2 (deg)
Lens 585 35
Min.
Max.
Min.
1.
7 2.
6 4.
5
Typ.
15.
0 108
LY55140
GaAsP/GaP
Yellow Yellow Diffused
Note : 1.
The forward voltage data did not including ¡Ó 0.
1V testing tolerance.
2.
The luminous intensity data did not including ¡Ó 15% testing tolerance.
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,LTD.
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PART NO.
LY55140 Page 3/4
Typical Electro-Optical Characteristics Curve
Y CHIP
Fig.
1 Forward current vs.
Forward Voltage
1000
Fig.
2 Relative Intensity vs.
Forward Current
3.
0
Forward Current(mA)
100 10 1.
0
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
0.
1
Forward Voltage(V) Fig.
3 Forward Voltage vs.
Temperature
1.
2
Forward Current(m...
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